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Ontario Geological Survey

Mineral-Related Activity in the Southern Ontario Resident Geologist District
between January 2023 and December 2023


Mining and Exploration Activity
CompanyProperty Township or Area Commodity Work Type
Brampton Brick LtdCheltenham QuarryChinguacousyShale (Crushed Stone)Operational Update
Heidelberg Materials (formerly Lehigh Hanson Inc)Picton quarrySophiasburghLimestone (Chemical/Flux)Corporate Update
Polycor Inc (formerly Ebel Quarries Inc)Ebel PropertiesAmabelDolomite (Building Stone)Corporate Update, Property Transaction
Windsor Salt LtdOjibway MineSandwichSaltOperational Update, Production Update

Assessment Files Received
Company Property Assessment File Township or Area Work Type
CJP Exploration Inc Simon Copper Property 20000020795
Denbigh, Lyndoch Assaying and Analyses, Prospecting By Licence Holder, Rock Sampling
Canoe Mining Ventures Corp, Griftco Corp Butt Township Property 20000021369
Butt Airborne Electromagnetic, Prospecting By Licence Holder, Rock Sampling
David J Ross Claims 340848 and 328950 Cavendish 20000021533
Cavendish, Galway Geological Survey / Mapping, Prospecting By Licence Holder
David J Ross Monmouth Claims 20000020612
Monmouth Prospecting By Licence Holder
Earth Resources Ltd Loom Lake Claims, Loom Lake West Claims 20000021386
Galway Assaying and Analyses, Other, Regional or Reconnaissance Ground Exploration, Rock Sampling
Kambiz Azari Griffith Marble Prospect 20000021363
Griffith Geological Survey / Mapping, Prospecting By Licence Holder, Regional or Reconnaissance Ground Exploration
M James Martin Black Mountain Graphite 20000020812
Matawatchan, Miller Industrial Mineral Testing and Marketing, Prospecting By Licence Holder, Rock Sampling
Municipality of Highlands East Southern Portion Railway Property 20000021033
Monmouth Bedrock Trenching, Geological Survey / Mapping, Prospecting By Licence Holder
Skead Holdings Ltd Cardiff Township 20000021492
Cardiff Assaying and Analyses, Drill Core Resampling
Skead Holdings Ltd Cardiff Township 20000020939
Cardiff, Monmouth Assaying and Analyses
Skead Holdings Ltd Monmouth Township 20000021079
Monmouth Assaying and Analyses, Drill Core Resampling, Lake/Stream Sediment Sampling, Soil/Till Sampling
Skead Holdings Ltd Snowdon Property 20000021099
Snowdon Assaying and Analyses
Trigan Resources Inc East Gabbro Project 20000020895
Methuen Environmental Studies
Trigan Resources Inc West Gabbro Project 20000021028
Methuen Environmental Studies
Union Glory Gold Ltd Black River North Property 20000020591
20000021430
Grimsthorpe Assaying and Analyses, Prospecting By Licence Holder, Rock Sampling
Vernon N Rampton Little Green Lake Property 20000021075
Darling Compilation and Interpretation - Geochemistry, Geological Survey / Mapping, Soil/Till Sampling

Mineral Inventory Updates
Deposit Name MDI Identifier Township or Area Primary Commodity Secondary Commodity Mineral Deposit Status
3M Canada MDI31C05NW00002 Belmont Basalt, Trap Rock Producing Mine
A. Dubblestein Graphite Property MDI31F06SW00060 Lyndoch Graphite Cobalt, Copper, Nickel Prospect
A. Jones MDI31C06NW00015 Huntingdon Fluorite Discretionary Occurrence
A. Michelis Property MDI31F06SW00006 Radcliffe Corundum Discretionary Occurrence
Abbey Dawn Quarry MDI31C08SW00025 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Ackerman MDI31C05NE00018 Marmora Gold Developed Prospect With Reported Reserves or Resources
Actinolite Quarries MDI31C11SW00063 Elzevir Marble (Building Stone) Past Producing Mine Without Reserves or Resources
Addington Mine MDI31C11NE00010 Kaladar Gold Copper, Silver, Tungsten Past Producing Mine With Reserves or Resources
Adolphustown Quarry MDI31C03SE00004 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine With Reserves or Resources
Albert Kerr Property MDI31F04SW00319 Mayo Gold, Lead, Silver Occurrence
Allan Lake Carbonatite MDI000000001708 Fitzgerald Cerium, Lanthanum, Rare Earth Elements, Yttrium Niobium, Thorium Discretionary Occurrence
Amey MDI31C02NW00005 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Amherstview Quarry #1 MDI31C02NE00008 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Amherstview Quarry #2 MDI31C02NE00009 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Amherstview Quarry #3 MDI31C02NE00010 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Amherstview Quarry #4 MDI31C02NE00011 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Amsen Quarries - Mar Quarry MDI41A14SW00002 Albemarle Dolomite (Building Stone), Dolomite (Structural Material) Past Producing Mine With Reserves or Resources
Anomaly 0250 MDI31C14SW00049 Anglesea Nickel Chromium Discretionary Occurrence
Anomaly 2148 MDI31C14NE00043 Abinger Copper Occurrence
Ansil Mines Ltd. MDI31D16SW00103 Cavendish Thorium, Uranium Occurrence
Arcade MDI31C07NE00008 Loughborough Mica Phosphate Past Producing Mine Without Reserves or Resources
Arden MDI31C10NW00006 Kennebec Marble (Structural Material) Discretionary Occurrence
Arden Road MDI31C10NW00062 Kennebec Talc Discretionary Occurrence
Arden Road East Quarry MDI31C10NW00178 Kennebec Quartzite Past Producing Mine Without Reserves or Resources
Armstrong Farm MDI31F05SE00016 Carlow Mica Discretionary Occurrence
Arnold Property Quarry MDI41A14SE00031 Amabel Dolomite (Building Stone) Producing Mine
Ashland Emery and Corundum Company Property MDI31F05SE00014 Carlow Corundum Developed Prospect Without Reported Reserves or Resources
Asselstine Quarry MDI31C02NE00017 Ernestown Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Avery MDI31C15SW00030 Olden Molybdenum Occurrence
Aylesworth Quarry #1 MDI31C07SE00038 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Aylesworth Quarry #2 MDI31C07SE00036 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Aylesworth Quarry #3 MDI31C07SE00037 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Aylesworth Quarry #4 MDI31C07SE00040 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
B & M Explorations Ltd. MDI31D15SE00132 Snowdon Magnetite Occurrence
Babcock MDI31C07SE00012 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bailey MDI31C06NW00003 Madoc Fluorite Barite, Calcite Past Producing Mine Without Reserves or Resources
Bailey's Lake Area Sillimanite MDI31F05SE00011 Carlow Sillimanite Discretionary Occurrence
Baker Valley on Hwy 7 MDI31C15SW00013 Kennebec Marble (Building Stone) Dolomite (Building Stone) Discretionary Occurrence
Bannockburn MDI31C12NE00021 Madoc Gold Developed Prospect With Reported Reserves or Resources
Basin MDI31E01SE00054 Faraday Mica, Mineral Specimen Molybdenum, Niobium, Thorium, Titanium, Uranium Developed Prospect Without Reported Reserves or Resources
Bateau Channel Quarry #1 MDI31C08SW00030 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Bateau Channel Quarry #2 MDI31C08SW00031 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Bateau Channel Quarry #3 MDI31C08SW00032 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Bath Quarry MDI31C02NW00002 Ernestown Limestone (Chemical/Flux) Producing Mine
Bath Quarry #1 MDI31C02NW00007 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bath Quarry #2 MDI31C02NW00009 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bath Quarry #3 MDI31C02NE00012 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bath Quarry #4 MDI31C02NE00013 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bath Quarry #5 MDI31C02NW00004 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bath Road Quarry MDI31C02NE00032 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Battersea Quarry MDI31C08NW00025 Pittsburgh Limestone (Crushed Stones) Producing Mine
Bayside Quarry MDI31C03NW00009 Sidney Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bear Lake Diggings MDI31D16NW00280 Monmouth Apatite (Gemstones) Amethyst, Feldspar (Gemstones) Past Producing Mine Without Reserves or Resources
Beardwood Lake MDI31F06NW00026 Brudenell Corundum Discretionary Occurrence
Beaver Creek MDI31C11NE00006 Kennebec Mica Occurrence
Beaver Creek MDI31C11NE00040 Kennebec Granite Discretionary Occurrence
Beaver Creek-01-05 MDI31C13SE00050 Tudor Granite Discretionary Occurrence
Beaver Pond MDI31C11SE00065 Kaladar Gold, Silver, Zinc Antimony, Copper, Lead Occurrence
Bedborough Quarry MDI30N14NE00009 Hallowell Limestone (Building Stone), Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Beidelman and Lyall Property MDI31F06SE00005 Lyndoch Graphite Barite, Strontium Developed Prospect With Reported Reserves or Resources
Belleville Quarry #1 MDI31C03NW00015 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Belleville Quarry #2 MDI31C03NW00018 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Bellrock Quarry MDI31C07NW00023 Portland Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Benjamin Meen Property MDI31D16NW00261 Monmouth Magnetite Discretionary Occurrence
Benn MDI31C07SW00043 Ernestown Limestone (Crushed Stones) Producing Mine
Bergin Quarry MDI31C02NW00015 Fredericksburgh Limestone (Building Stone), Limestone (Chemical/Flux), Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Beryl Crystal MDI31C05NE00154 Madoc Beryl (Gemstones) Discretionary Occurrence
Beryl Pit MDI31F06SW00014 Lyndoch Beryl (Gemstones), Mineral Specimen Feldspar (Gemstones), Fluorite, Rare Earth Elements, Silica, Thorium, Uranium, Zircon Past Producing Mine Without Reserves or Resources
Bethesda Quarry #1 MDI31C03SE00029 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Bethesda Quarry #2 MDI31C03SE00028 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Bethesda Quarry #3 MDI31C03SE00026 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Betz MDI31C08SW00038 Pittsburgh Granite Past Producing Mine Without Reserves or Resources
Bezanson MDI31C07SE00016 Ernestown Limestone (Crushed Stones) Producing Mine
Big Clear Lake MDI31C10NW00234 Kennebec Nickel, Sulphur/Pyrite Copper Occurrence
Black Mountain Central MDI000000002967 Miller Graphite Occurrence
Black Mountain North MDI000000003253 Matawatchan Graphite Occurrence
Black Mountain South MDI000000003251 Miller Graphite Occurrence
Black River Bridge Quarry MDI30N14NE00010 Marysburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Blakely MDI31C06NW00019 Huntingdon Fluorite Barite, Calcite, Silver, Strontium, Zinc Past Producing Mine Without Reserves or Resources
Bloomfield Quarry #1 MDI31C03SE00006 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bloomfield Quarry #2 MDI30N14NE00008 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Blott Quarry MDI31D09NW00017 Cavendish Aggregate Producing Mine
Blue Rock MDI31D16NE00143 Monmouth Uranium Rare Earth Elements Developed Prospect With Reported Reserves or Resources
Boal MDI31C08NW00006 Pittsburgh Mica Past Producing Mine Without Reserves or Resources
Boat Channel Quarry MDI31C01NW00019 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Boehme Farm MDI31F05SE00055 Raglan Corundum Discretionary Occurrence
Bolender Quarry MDI31E02NE00002 Guilford Marble (Structural Material) Quartzite Producing Mine
Bongard Corners Quarry MDI31C02SW00006 Marysburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Bonter MDI31C05NE00052 Rawdon Talc Past Producing Mine Without Reserves or Resources
Bordenwood Cemetery MDI31C11NE00048 Kennebec Granite Discretionary Occurrence
Border MDI31D09NE00059 Methuen Beryllium Discretionary Occurrence
Boucks Hill Quarry MDI31B14NE00002 Williamsburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Bradfords Creek MDI31F02NE00061 Darling Antimony, Copper, Gold Silver, Zinc Occurrence
Bradshaw MDI31C03NE00030 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Brampton Brick - Cheltenham Quarry MDI30M12NW00003 Chinguacousy Shale (Crushed Stone), Shale (Structural Material) Producing Mine
Brampton Brick-Hungry Hollow North Q MDI40P04SW00003 Williams Shale (Structural Material) Past Producing Mine Without Reserves or Resources
Brennan MDI31C03NE00022 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Brennan MDI31C03NE00031 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Briar Court Occurrence MDI31D16SW00098 Cavendish Uranium Prospect
Briar Court Sulphides MDI31D16SW00108 Cavendish Copper Silver Discretionary Occurrence
Bruceton Deposit MDI31F03NW00042 Lyndoch Molybdenum Actinolite Discretionary Occurrence
Brundige MDI31B13SW00003 Wolford Dolostone Producing Mine
Buck Lake Cuts MDI31F05SE00036 Carlow Corundum Prospect
Budarick Hill MDI31F05SE00056 Raglan Corundum Discretionary Occurrence
Bull Lake Road MDI31C10NW00032 Kennebec Marble (Building Stone) Discretionary Occurrence
Burgess Graphite Property MDI000000001198 Burgess Graphite Prospect
Burgess Hill MDI31F05SE00032 Carlow Corundum Prospect
Burgess Mountain MDI31F05SE00004 Carlow Corundum, Mineral Specimen Uranium Developed Prospect Without Reported Reserves or Resources
Burley MDI31C03NE00028 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Burnham MDI31C07NE00027 Portland Feldspar (Nonmetals) Developed Prospect Without Reported Reserves or Resources
Burr Quarry MDI31C03SW00008 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Burroughs Lot MDI31D16NW00094 Monmouth Rare Earth Elements Uranium Discretionary Occurrence
Burt MDI31C07SE00017 Ernestown Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
C. Pegg MDI31D16NW00258 Glamorgan Thorium, Uranium Occurrence
C.I.M. MDI31C11SE00020 Kaladar Mica Occurrence
C.W. Beaton Property MDI31E11NE00019 Butt Cerium, Rare Earth Elements Discretionary Occurrence
Calabogie Deposit MDI31F07SE00009 Bagot Iron Vanadium Developed Prospect With Reported Reserves or Resources
Caledonia #3 Mine MDI30M04SW00008 Seneca Gypsum Past Producing Mine With Reserves or Resources
Camden East Quarry #4 MDI31C07SW00044 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Camden East Quarry #5 MDI31C07SW00045 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Camden East Quarry #6 MDI31C07SW00041 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Camden East Quarry #8 MDI31C07SW00042 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Camden Quarry #3 MDI31C07SW00013 Camden East Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Cameron and Aleck Mine MDI31E09SE00005 Murchison Feldspar (Nonmetals), Mineral Specimen Niobium, Rare Earth Elements Prospect
Campbellford MDI31C05SW00002 Seymour Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Canad. Delhi S1 Colchester South 1-8-3 MDI40J02SW00002 Colchester Silica Sand Discretionary Occurrence
Canada Brick - Cooksville Quarry MDI30M12SE00002 Toronto Shale (Structural Material) Shale (Building Stone), Shale (Crushed Stone) Past Producing Mine Without Reserves or Resources
Canada Brick - McFarren Quarry MDI30M12SE00005 Toronto Shale (Structural Material) Past Producing Mine Without Reserves or Resources
Canada Brick- Aldershot West Quarry MDI30M05SW00020 East Flamborough Shale (Structural Material) Producing Mine
Canada Brick-Aldershot East Quarry MDI30M05SW00005 East Flamborough Shale (Structural Material) Producing Mine
Canada Brick-Burlington Quarry MDI30M05NW00002 Nelson Shale (Structural Material) Producing Mine
Canadian All Metals Explorations Ltd. MDI31D16NW00204 Monmouth Uranium Rare Earth Elements Prospect
Canadian Salt Company - Ojibway Mine MDI40J06SE00002 Sandwich Salt Producing Mine
Cannifton Quarry MDI31C03NW00016 Thurlow Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Cannifton Quarry #2 MDI31C03NW00020 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Cannifton Quarry #3 MDI31C03NW00021 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Cannifton Quarry #4 MDI31C03NW00022 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Canorex MDI31C15NE00059 Palmerston Uranium Thorium Occurrence
Carbrew Exploration Property MDI31E01SE00269 Cardiff Molybdenum, Thorium, Uranium Fluorite, Rare Earth Elements Prospect
Carday MDI31E01SE00246 Faraday Uranium Thorium Occurrence
Cardiff Pyrochlore MDI31D16NE00196 Cardiff Niobium Rare Earth Elements, Thorium, Uranium Occurrence
Cardinal MDI31B14SW00003 Edwardsburgh Limestone (Building Stone), Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Cardinal Quarry #2 MDI31B14SW00004 Edwardsburgh Dolomite (Building Stone) Past Producing Mine Without Reserves or Resources
Carnahan Lake MDI31C10NW00241 Olden Copper, Nickel Occurrence
Carscallen MDI31C12SW00042 Belmont Gold Discretionary Occurrence
Cassidy MDI31C03NE00018 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Caughey Quarry MDI31C02NE00005 Amherst Island Limestone (Building Stone) Producing Mine
Causeway Quarry MDI31F12SW00017 Jones Feldspar (Nonmetals), Quartz Prospect
Cavendish North MDI31D16SW00105 Cavendish Uranium Occurrence
Cavendish Prospect MDI31D16SW00099 Cavendish Thorium, Uranium Past Producing Mine With Reserves or Resources
Centre Lake Uranium MDI31D16NE00106 Cardiff Rare Earth Elements, Uranium Discretionary Occurrence
Chard-Dillman - Sample 7856 MDI000000002420 Tudor Gold Arsenic Occurrence
Chatterton Quarry MDI31C03NW00010 Sidney Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Cherry Valley 2 MDI30N14NE00005 Hallowell Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Clare MDI31C02NE00035 Amherst Island Limestone (Building Stone) Producing Mine
Clarence Quarry MDI31C12SE00145 Madoc Limestone (Building Stone), Limestone (Crushed Stones) Producing Mine
Clarendon MDI31C15SW00035 Kennebec Uranium Occurrence
Clarke Simpson MDI31C02NW00024 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Clyde Forks MDI31F02SE00064 Lavant Antimony, Copper, Mercury, Silver Arsenic, Barite, Bismuth Prospect
Coe MDI31C07NE00020 Loughborough Phosphate Mica Developed Prospect Without Reported Reserves or Resources
Coe Hill MDI31C13SW00010 Wollaston Iron Developed Prospect Without Reported Reserves or Resources
Cohoon Quarry MDI30M12NW00005 Esquesing Sandstone Past Producing Mine Without Reserves or Resources
Collins Bay MDI31C02NE00002 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Collins Bay Quarry #3 MDI31C07SE00031 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Collins Bay Quarry #4 MDI31C02NE00031 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Consecon Quarry #2 MDI30N13NE00004 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Consecon Quarry #3 MDI30N13NE00002 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Consecon Quarry #4 MDI30N13NE00003 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Cook MDI31C15NW00017 Clarendon Gold Arsenic Occurrence
Cook MDI31C12SE00024 Marmora Gold Developed Prospect Without Reported Reserves or Resources
Corundum Refiners Ltd. Property MDI31F06SW00037 Raglan Corundum Discretionary Occurrence
Cournyea MDI31C06NE00011 Hungerford Granite Past Producing Mine Without Reserves or Resources
Cowan MDI31B14NW00010 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Craig MDI31C07SW00036 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Craig Property MDI31F06SW00002 Brudenell Feldspar (Nonmetals) Occurrence
Craigmont Mine MDI31F05SE00006 Raglan Corundum Molybdenum, Thorium, Uranium Past Producing Mine With Reserves or Resources
Craigmont Molybdenum MDI31F05SE00140 Raglan Molybdenum Discretionary Occurrence
Craigmont Road MDI31F05SE00044 Carlow Corundum Discretionary Occurrence
Cranberry Marsh Pegmatite MDI31F05SE00067 Radcliffe Feldspar (Nonmetals) Discretionary Occurrence
Cranston MDI31C03NE00025 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Cranston Quarry MDI31C07SE00061 Loughborough Limestone (Crushed Stones) Producing Mine
Crawford Prospect MDI31F03NW00016 Lyndoch Tourmaline, Vermiculite Occurrence
Crawford Quarry MDI31F03NW00061 Lyndoch Mineral Specimen, Tourmaline Occurrence
Crofton Quarry East MDI31C03SW00013 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Crofton Quarry West MDI31C03SW00014 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Cromwell Occurrence MDI31D09NW00073 Cavendish Thorium, Uranium Niobium, Vermiculite Discretionary Occurrence
Crookston Quarry #4 MDI31C06NW00027 Huntingdon Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Cross MDI31C06SW00012 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Crowder MDI31B14NW00016 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Crowe Lake Quarry MDI31C05NE00030 Marmora Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Crown King Lead Project MDI31D10NE00072 Somerville Lead Barite Prospect
Cruickshank MDI31B14NW00021 Mountain Dolostone Past Producing Mine Without Reserves or Resources
Curtis Quarry MDI31C11SW00089 Madoc Marble (Structural Material) Past Producing Mine Without Reserves or Resources
D. McBeath MDI31C12SE00005 Madoc Fluorite Barite Discretionary Occurrence
D. Sheehan Property MDI31E14SE00004 Butt Beryl (Gemstones), Feldspar (Nonmetals) Discretionary Occurrence
D. Sullivan MDI31C03SE00013 Hallowell Clay Past Producing Mine Without Reserves or Resources
D.A. Brown MDI31E01SE00241 Herschel Niobium Discretionary Occurrence
DH P2026-33 MDI31C08SE00028 Lansdowne Granite Past Producing Mine Without Reserves or Resources
Darling Gold MDI31F02NE00062 Darling Antimony, Gold Copper, Silver Occurrence
Davey MDI31C07NE00081 Portland Mica Occurrence
Davis Quarry MDI31F04SE00005 Dungannon Nepheline Syenite Past Producing Mine Without Reserves or Resources
Dean Creek MDI31C11NE00046 Kennebec Granite Discretionary Occurrence
Deep Lake MDI31F06NW00029 Brudenell Corundum Discretionary Occurrence
Deloro MDI31C12SE00039 Marmora Gold Developed Prospect Without Reported Reserves or Resources
Deloro North Zone MDI31C12SE00101 Marmora Wollastonite Discretionary Occurrence
Demorestville Quarry MDI31C03SE00032 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Demorestville Quarry #2 MDI31C03SE00031 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Denison MDI31C07SW00027 Ernestown Limestone (Crushed Stones) Producing Mine
Dennison Quarry MDI31C07SW00047 Fredericksburgh Limestone (Chemical/Flux), Limestone (Crushed Stones) Producing Mine
Desoronto Airport Quarry MDI31C03NE00009 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Desoronto Quarry #1 MDI31C03NE00026 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Desoronto Quarry #2 MDI31C03NE00010 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Devines Creek MDI31F06NW00016 Brudenell Graphite Discretionary Occurrence
Diamond Lake Creek Graphite MDI31F05SE00066 Radcliffe Graphite Discretionary Occurrence
Dibblee Grothier MDI31B05NW00015 Escott Granite Past Producing Mine Without Reserves or Resources
Dingman MDI31C12SE00040 Marmora Gold Developed Prospect With Reported Reserves or Resources
Dog Bay MDI31F04SW00062 Herschel Marble (Building Stone) Past Producing Mine Without Reserves or Resources
Dominion Magnesium Ltd. MDI31F10SE00006 Ross Marble (Building Stone), Marble (Structural Material) Marble (high purity/flux) Past Producing Mine Without Reserves or Resources
Don Palmateer MDI31C06NW00016 Huntingdon Fluorite Barite, Calcite Past Producing Mine Without Reserves or Resources
Donnelly Hill Pits MDI31F05SE00077 Raglan Corundum Discretionary Occurrence
Dowhaluk MDI31C14SW00013 Anglesea Gold Occurrence
Doyle MDI31C03NE00029 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Dresden Tile Yard - Main Clay Pit MDI40J09SE00002 Camden Clay Past Producing Mine With Reserves or Resources
Drude (Higgins Lake) Occurrence MDI000000002046 Cavendish Thorium, Uranium Magnetite, Zircon Occurrence
Drude Uranium Mines MDI31D09NW00079 Cavendish Uranium Rare Earth Elements, Thorium Occurrence
Dubblestein MDI31F05SW00010 Bangor Thorium, Uranium Niobium, Tantalum Occurrence
Dublin MDI40P06NW00002 Hibbert Clay Occurrence
Dupuis Creek MDI31F06SW00011 Lyndoch Graphite Occurrence
E. Betz MDI31F13SE00003 Richards Niobium Uranium Discretionary Occurrence
E. Botting MDI31C07NE00017 Portland Barite Occurrence
E. Brohart Property MDI31F06NW00022 Brudenell Mica Discretionary Occurrence
E. Washinta Farm MDI31F03NW00050 Lyndoch Copper Discretionary Occurrence
E.J. Rivers Property MDI31E11NE00070 Butt Mica, Niobium, Uranium Rare Earth Elements, Tantalum Prospect
Earle MDI31D16NE00176 Cardiff Niobium Discretionary Occurrence
East Bath MDI31C02NE00006 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
East Deer Lake MDI31C15SE00110 South Sherbrooke Rare Earth Elements Discretionary Occurrence
East Donnelly Hill MDI31F05SE00078 Raglan Corundum Discretionary Occurrence
East Hotspur MDI31D16NE00120 Monmouth Nepheline Syenite, Rare Earth Elements Yttrium Occurrence
East Jewellville MDI31F05SE00064 Raglan Corundum Discretionary Occurrence
East Jewelville Pits MDI31F05SE00076 Raglan Corundum Discretionary Occurrence
East La Rose MDI31C09SE00030 Lansdowne Talc Discretionary Occurrence
East Long MDI31D16NW00154 Monmouth Apatite (Gemstones) Discretionary Occurrence
East Pondlilly MDI31C07NE00073 Portland Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
East Westbrook MDI31C07SE00028 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Eastman MDI31C15NW00250 Palmerston Uranium Occurrence
Easton Quarry MDI31F06SE00024 Griffith Dolomite (flux/filler) Prospect
Eastons Corners Quarry MDI31B13NW00007 Wolford Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Eastview Carbonatite MDI000000001706 Gloucester Cerium, Lanthanum, Rare Earth Elements Molybdenum, Niobium, Strontium Discretionary Occurrence
Ebel Quarry MDI41A14SE00002 Amabel Dolomite (Building Stone) Producing Mine
Eldorado Lake South MDI31C12SE00076 Madoc Barite Discretionary Occurrence
Elginburg Quarry MDI31C07SE00050 Kingston Limestone (Building Stone) Producing Mine
Elginburg Quarry #2 MDI31C07SE00054 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Elginburg Quarry #3 MDI31C07SE00049 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Ellerington MDI31E07SW00033 McClintock Copper, Nickel, Platinum Prospect
Ellet Property MDI31F05SE00090 Carlow Uranium Thorium Occurrence
Elmy MDI31C03NE00017 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Emily MDI31C05NE00053 Rawdon Gold Discretionary Occurrence
Empire MDI31C11SW00216 Madoc Gold Antimony, Arsenic, Silver Occurrence
Empire B Zone MDI31D16NE00146 Monmouth Uranium, Yttrium Fluorite, Thorium Developed Prospect With Reported Reserves or Resources
Escott Copper MDI31B05NW00007 Escott Copper Prospect
Eureka MDI31C07NE00030 Portland Feldspar (Nonmetals) Past Producing Mine Without Reserves or Resources
Fair MDI31C07SE00042 Kingston Limestone (Building Stone) Producing Mine
Fairley Red Lake Occurrence MDI31D16NW00203 Monmouth Rare Earth Elements, Thorium, Uranium Discretionary Occurrence
Fairmount Quarry #1 MDI31C08SW00021 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Fairmount Quarry #2 MDI31C08SW00019 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Fairmount Quarry #3 MDI31C08SW00020 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Fairmount Quarry #4 MDI31C08SW00017 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Farthingham MDI31B14NW00017 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Fawcett MDI31B14NW00008 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Fawcett Quarry MDI31C01NW00026 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Feldspar Quarries West MDI31C07NE00086 Portland Feldspar (Nonmetals) Past Producing Mine Without Reserves or Resources
Fells Hill South MDI31B12NE00023 Augusta Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Ferguson MDI31B12NE00002 Augusta Dolomite (Building Stone) Discretionary Occurrence
Ferry Property MDI31C08SW00029 Pittsburgh Sandstone (Silica) Developed Prospect Without Reported Reserves or Resources
Fin Resources MDI31D16NW00240 Anstruther Uranium Rare Earth Elements, Thorium Occurrence
First Nickel DDH FNB031 - 2009 MDI000000001282 Raglan Copper, Nickel Molybdenum Occurrence
Fisher MDI31B14SW00011 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Forsythe MDI31C08SE00013 Leeds Granite Past Producing Mine Without Reserves or Resources
Foxboro Quarry #1 MDI31C06SW00007 Thurlow Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Foxboro Quarry #2 MDI31C06SW00006 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Foxton Occurrence MDI31C07NE00033 Loughborough Feldspar (Nonmetals) Gadolinium, Rare Earth Elements, Thorium Prospect
Francis MDI31B14NW00018 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Frazer Prospect MDI31D16NW00101 Glamorgan Cesium, Feldspar (Nonmetals), Yttrium Niobium, Thorium, Uranium Prospect
Freebern MDI31C07NE00014 Loughborough Mica Past Producing Mine Without Reserves or Resources
Freeman MDI31C07NE00022 Loughborough Feldspar (Nonmetals) Developed Prospect Without Reported Reserves or Resources
Frontenac MDI31C08SW00002 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Frontenac Aggregates MDI31C08SW00022 Kingston Limestone (Building Stone) Producing Mine
Fulton MDI31B14NW00011 Matilda Dolostone Past Producing Mine Without Reserves or Resources
G. Boland Property MDI31F06NE00151 Sebastopol Uranium Thorium Occurrence
G. Butterill Property MDI31C10NE00027 Bedford Graphite, Lead Barite Discretionary Occurrence
G. Coultis and Son Ltd - Thedford Q MDI40P04NW00003 Bosanquet Shale (Structural Material) Producing Mine
G. Lentz Property MDI31F05SE00053 Raglan Corundum Discretionary Occurrence
G. Wishman Property MDI31F05SE00060 Raglan Corundum Discretionary Occurrence
Gal-Wood MDI31E08NE00010 Sabine Uranium Gadolinium, Niobium, Rare Earth Elements, Titanium Discretionary Occurrence
Gateford MDI31C12NE00198 Madoc Gold Silver Discretionary Occurrence
Gateford MDI31C11NW00050 Madoc Gold Copper, Lead, Silver, Talc, Zinc Developed Prospect Without Reported Reserves or Resources
Gilbert Mills Quarry MDI31C03SW00010 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Gilbert Mills Quarry #2 MDI31C03SE00005 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Gilbert Mills Quarry #2 MDI31C03SW00011 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Gilmel MDI31B14NW00014 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Glenburnie Quarry MDI31C07SE00052 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Glenburnie Quarry #2 MDI31C08SW00018 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Glenvale Quarry #1 MDI31C07SE00060 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Glenvale Quarry #2 MDI31C07SE00059 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Glenvale Quarry #3 MDI31C07SE00048 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Goderich Mine MDI40P12NE00005 Goderich Salt Producing Mine
Gorman Lake MDI31F06NW00046 Brudenell Thorium Uranium Occurrence
Goshawk Mines Ltd. MDI31D09NW00008 Cavendish Mica, Vermiculite Past Producing Mine Without Reserves or Resources
Gough MDI31C14NE00030 Barrie Gold Antimony, Lead, Zinc Occurrence
Gould Lake MDI31C07NE00005 Loughborough Mica Phosphate Past Producing Mine Without Reserves or Resources
Green Lake MDI31F02NE00060 Darling Antimony, Gold Copper, Silver Occurrence
Green Point Quarry MDI31C03NE00006 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Green Quarry MDI31C05NE00011 Huntingdon Marble (Building Stone) Mineral Specimen, Tremolite Producing Mine
Grenville VI MDI31C05NE00016 Rawdon Marble (Structural Material) Past Producing Mine Without Reserves or Resources
Gretna Quarry #1 MDI31C02NW00013 Fredericksburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Gretna Quarry #2 MDI31C02NW00010 Fredericksburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Greyhawk Mine MDI31F04SW00036 Faraday Uranium Thorium Developed Prospect With Reported Reserves or Resources
Griffin MDI31C08SW00014 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Griffin MDI31C08SW00047 Pittsburgh Limestone (Crushed Stones) Producing Mine
Guardian MDI31C15SW00032 Olden Uranium Occurrence
Guiney Area MDI31F06SW00009 Lyndoch Mica, Sillimanite Discretionary Occurrence
H & H Aggregates Quarry MDI31F10SE00009 Ross Marble (Structural Material) Dolomite (Structural Material) Producing Mine
H. Bolton Property MDI31E08SE00008 Sabine Feldspar (Nonmetals) Niobium, Rare Earth Elements, Uranium Prospect
H. Norton Quarry MDI30M12NW00010 Esquesing Sandstone Occurrence
H. Sundstrom (No. 1 Showing) MDI31F05SE00088 Carlow Uranium Thorium Discretionary Occurrence
H.A. Shaw Property MDI31E11NE00021 Butt Nickel Copper Occurrence
H.G. Greene Property MDI31D09NW00083 Cavendish Uranium Occurrence
Hagersville Mine MDI40P01SE00002 Oneida Gypsum Producing Mine
Haley Lake MDI31C11SE00033 Sheffield Dolomite (Building Stone) Antimony Discretionary Occurrence
Halo # 2 Adit MDI31E01SE00220 Cardiff Uranium Cerium, Dysprosium, Gadolinium, Lanthanum, Molybdenum, Rare Earth Elements, Thorium, Ytterbium, Yttrium, Zircon Prospect
Halo #1 Adit MDI31E01SE00221 Cardiff Uranium Cerium, Dysprosium, Gadolinium, Lanthanum, Molybdenum, Rare Earth Elements, Thorium, Ytterbium, Yttrium, Zircon Prospect
Halo (South Zone) MDI31E01SE00219 Cardiff Uranium Niobium, Thorium Occurrence
Hambly MDI30M15NE00007 Darlington Clay Past Producing Mine Without Reserves or Resources
Harnden & King MDI31C05NW00021 Belmont Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Harrowsmith MDI31C07NE00065 Portland Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Hart Road Area MDI31C09SE00037 Bastard Sandstone (Silica), Silica Sand Prospect
Harvey Mantifel Farm MDI31F05SE00050 Raglan Corundum Discretionary Occurrence
Hastings MDI31C12SE00008 Madoc Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Hawkins Bay MDI31C11SW00080 Hungerford Antimony, Copper, Silver Gold Occurrence
Hawley Quarry MDI31C02NW00025 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Helm MDI31C13NE00090 Cashel Barite, Gold Discretionary Occurrence
Henderson MDI31C07SE00004 Ernestown Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Henderson #3 MDI31C07SE00071 Ernestown Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Henderson #4 MDI31C07SE00070 Ernestown Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Henderson #5 MDI31C07SE00069 Ernestown Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Henderson Uranium Showing 1 MDI31F03NW00066 Raglan Uranium Occurrence
Herb's Cut (West Workings) MDI31F05SE00027 Carlow Corundum Discretionary Occurrence
Herb's Cut East Workings MDI31F05SE00028 Carlow Corundum Prospect
Herb's Cuts West Workings MDI31F05SE00026 Carlow Corundum Prospect
Herschel MDI31E01NE00023 Herschel Niobium Discretionary Occurrence
Herschel Township Road MDI31F04NW00128 Herschel Niobium Discretionary Occurrence
Herschel Township Road MDI31F04NW00077 Herschel Niobium, Rare Earth Elements Discretionary Occurrence
Hicks MDI31C03NE00013 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Highland Mercury Occurrence MDI31E01SE00198 Monmouth Molybdenum Rare Earth Elements, Thorium, Uranium Discretionary Occurrence
Hilltop Stone and Supply Quarry MDI30M12NW00004 Esquesing Sandstone Producing Mine
Hinchcliffe Lake MDI31C13NE00074 Cashel Lead Barite, Gold, Silver Discretionary Occurrence
Hogan MDI31E01SE00064 Cardiff Rare Earth Elements, Thorium, Uranium Discretionary Occurrence
Hol-Lac MDI31C14SE00117 Kennebec Gold Discretionary Occurrence
Holley Mica MDI31C10NE00067 Bedford Mica Past Producing Mine Without Reserves or Resources
Hoover Lake Cuts MDI31F05SE00033 Carlow Corundum Occurrence
Hopefield Feldspar MDI31F05NE00002 Radcliffe Feldspar (Nonmetals) Discretionary Occurrence
Hopefield Roadcut MDI31F05NE00006 Radcliffe Feldspar (Nonmetals) Discretionary Occurrence
Hough #2 MDI31C02NW00022 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #1 MDI31C08SW00010 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #2 MDI31C08SW00011 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #3 MDI31C01NW00005 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #4 MDI31C01NW00007 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #5 MDI31C08SW00012 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #6 MDI31C08SE00009 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #7 MDI31C08SE00010 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #8 MDI31C01NW00006 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Howe Island Quarry #9 MDI31C08SE00008 Howe Island Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Huffman MDI31C07NE00088 Portland Feldspar (Nonmetals) Past Producing Mine Without Reserves or Resources
Hughes Point Quarry MDI31C08SW00043 Pittsburgh Sandstone, Sandstone (Silica) Past Producing Mine Without Reserves or Resources
Hulton Quarry MDI31C01NW00024 Wolfe Island Limestone (Building Stone), Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Hunt MDI31C08SE00026 Lansdowne Granite Past Producing Mine Without Reserves or Resources
Hunt MDI31C06SE00021 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Hunter MDI31B14NW00012 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Hunter Quarry MDI31B13SE00045 Edwardsburgh Limestone (Crushed Stones) Producing Mine
Hwy 133-401 Interchange MDI31C07SW00034 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Hwy 2 Quarry MDI31C07SE00005 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Hwy 60 Cut MDI31F11SW00006 North Algona Rare Earth Elements Discretionary Occurrence
Hwy 62 Cut MDI31C12SE00156 Madoc Marble (Building Stone) Discretionary Occurrence
Hwy 62 East MDI31C13SE00059 Tudor Marble (Structural Material) Past Producing Mine Without Reserves or Resources
Hwy 7 Marble MDI31C11SW00073 Elzevir Marble (Building Stone), Marble (Structural Material) Producing Mine
Hyne Lake MDI31F06SW00034 Lyndoch Corundum Discretionary Occurrence
Imp 778 Schaaf 1-Plympton 6-23-6 MDI40J16NE00010 Plympton Salt Discretionary Occurrence
Indian Hill MDI31F05SE00061 Raglan Corundum, Garnet (Nonmetals) Discretionary Occurrence
Industrial Minerals Corporation of Canada MDI31E01SE00049 Monmouth Feldspar (Nonmetals) Past Producing Mine Without Reserves or Resources
International Quartz Fletcher Lake Property MDI31E07SW00012 McClintock Quartz Developed Prospect With Reported Reserves or Resources
Intersection Quarry MDI31C07SE00027 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Inverary Quarry #1 MDI31C08NW00018 Loughborough Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Inverary Quarry #2 MDI31C08NW00019 Loughborough Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Iroquois MDI31B14SW00002 Matilda Dolostone Producing Mine
Iroquois Quarry MDI31B14SW00012 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Irvine MDI31B14NW00004 Matilda Dolostone Past Producing Mine Without Reserves or Resources
J. Begin MDI31F02SE00063 Lavant Antimony, Bismuth, Copper Gold, Lead, Mercury, Silver, Zinc Occurrence
J. Brennan MDI31C10NE00096 Bedford Barite Lead, Zinc Discretionary Occurrence
J. Buderick Farm MDI31F05SE00047 Raglan Corundum Discretionary Occurrence
J. P. Quinn Property MDI31C16SW00055 Burgess Niobium, Rare Earth Elements Discretionary Occurrence
J.F. Ferrill Property MDI31F04SW00226 Monteagle Feldspar (Nonmetals) Cerium, Rare Earth Elements, Thorium, Uranium Prospect
J.G. McLennan Property MDI31E07NE00006 Peck Niobium Rare Earth Elements, Uranium Discretionary Occurrence
Jack's Cuts MDI31F05SE00017 Carlow Corundum Prospect
Jacklin Property MDI31C16SE00050 Elmsley Sandstone Past Producing Mine Without Reserves or Resources
Jacobsen MDI31C06SW00010 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Jarvis Lake MDI31C12SE00009 Madoc Limestone (Building Stone), Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Jewellville Pits MDI31F05SE00005 Raglan Corundum Nepheline Syenite Prospect
Joes Lake MDI31F02SE00059 Lavant Antimony, Copper, Gold, Silver Arsenic, Bismuth, Mercury, Zinc Occurrence
John Crawford MDI31C15SE00007 Oso Barite Calcite, Fluorite Discretionary Occurrence
Johnston MDI31C06NW00013 Huntingdon Barite, Fluorite Calcite Past Producing Mine Without Reserves or Resources
Joyces Lake Gabbro MDI31F06SW00023 Lyndoch Gabbro Discretionary Occurrence
Joyces Lake REE MDI000000000815 Lyndoch Thorium, Uranium Cerium, Lanthanum, Neodymium, Niobium, Rare Earth Elements, Rubidium, Yttrium, Zircon Occurrence
Joyceville Penitentiary Quarry MDI31C08SW00046 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Joyceville Road Quarry MDI31C08SW00034 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
K9 Graphite MDI000000003127 Brougham Graphite, Marble (high purity/flux) Occurrence
Kearney Graphite Mine MDI31E11NE00004 Butt Graphite Developed Prospect With Reported Reserves or Resources
Keene MDI31C06NW00004 Huntingdon Fluorite Barite, Calcite Developed Prospect Without Reported Reserves or Resources
Kelbee Occurrence MDI31D16SW00096 Cavendish Uranium Thorium Occurrence
Kelly-Czerewko MDI31C12SE00119 Marmora Wollastonite Occurrence
Kilpatrick MDI31C06NW00005 Huntingdon Fluorite Calcite Past Producing Mine Without Reserves or Resources
Kincardine CNR Station MDI41A04NE00003 Kincardine Gypsum Occurrence
Kingdon MDI31F08NW00012 Fitzroy Lead Calcite, Copper, Fluorite, Silver, Zinc Past Producing Mine Without Reserves or Resources
Kingscourt Quarry MDI31C07SE00025 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Kingston Brick MDI31C07SE00041 Kingston Clay Past Producing Mine Without Reserves or Resources
Kingston Pen Quarry MDI31C02NE00019 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Kingston Quarry #5 MDI31C07SE00023 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Kingston Quarry #6 MDI31C07SE00022 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Kingston Quarry #7 MDI31C07SE00024 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Kingston Quarry #8 MDI31C07SE00029 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Kingston Quarry #9 MDI31C07SE00030 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Kinkley Quarry MDI31C02NW00016 Fredericksburgh Limestone (Building Stone), Limestone (Chemical/Flux), Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Kirkham Graphite Property MDI31C10SE00023 Bedford Graphite Developed Prospect With Reported Reserves or Resources
Kirkpatrick Quarry MDI31C02NE00033 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Klondike Workings MDI31F05SE00062 Raglan Corundum, Nepheline Syenite Mineral Specimen Developed Prospect Without Reported Reserves or Resources
Kuehl Lake MDI31F06NW00044 Brudenell Mineral Specimen, Zircon (Gemstones) Occurrence
L. T. Chandler MDI31E01SE00197 Monmouth Thorium, Uranium Fluorite Prospect
Lafarge MDI31C02NW00019 Fredericksburgh Limestone (Chemical/Flux) Past Producing Mine With Reserves or Resources
Lake Clear MDI000000001266 Sebastopol Thorium Rare Earth Elements, Uranium Occurrence
Lake Property MDI31F12SW00006 Dickens Uranium Rare Earth Elements Prospect
Lamberts Hill Quarry MDI31C01NW00018 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Landolac Property MDI31F04NE00077 Raglan Cobalt, Copper, Nickel Occurrence
Lasswade Road MDI31C13SW00157 Chandos Beryl (Gemstones), Tourmaline Occurrence
Latimer Quarry #1 MDI31C07SE00068 Loughborough Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Latimer Quarry #2 MDI31C07SE00067 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Lavant MDI31F02SE00058 Lavant Antimony, Copper Gold, Lead, Silver, Zinc Occurrence
Lavant Creek MDI31F02SE00055 Lavant Antimony, Copper Bismuth, Gold, Lead, Mercury, Silver, Zinc Occurrence
Lawlor MDI31C07SE00013 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Lawrence Quarry MDI31C02SW00002 Adolphustown Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Lawson Quarry MDI31B12NW00020 Yonge Dolostone, Sandstone (Silica) Silica Sand Producing Mine
Leeds Wollastonite Property MDI31C08SW00037 Leeds Wollastonite Prospect
Legree Prospect MDI31F06SW00073 Lyndoch Molybdenum Occurrence
Lemoine Point Quarry MDI31C02NE00021 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Lennox Mines MDI31C10SW00046 Sheffield Zinc Copper, Lead Prospect
Lentz West MDI31F05SE00052 Raglan Corundum Discretionary Occurrence
Letterkenny Road Lot 24 Con 6 MDI31F06NW00011 Brudenell Corundum Discretionary Occurrence
Leushner MDI31C10SE00060 Bedford Mica Discretionary Occurrence
Levesque South MDI31F05SE00045 Carlow Corundum Discretionary Occurrence
Lewis Bay Quarry MDI31C01NW00022 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Liezert MDI31B14NW00005 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Lockwood Property MDI31C11SE00121 Elzevir Marble (Building Stone) Developed Prospect With Reported Reserves or Resources
Logan Cuts MDI31F05SE00021 Carlow Corundum, Mineral Specimen Prospect
Logan East MDI31F05SE00022 Carlow Corundum, Mineral Specimen Discretionary Occurrence
Lonsdale Quarry MDI31C06SE00014 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Lot 21 Con 3 MDI31D15SE00081 Snowdon Tremolite Discretionary Occurrence
Louvicourt Occurrence MDI31D09NW00076 Cavendish Uranium Niobium, Thorium Occurrence
Loyalist Farms MDI31B12SW00023 Yonge Sandstone Past Producing Mine Without Reserves or Resources
Lundberg MDI31D15SW00056 Lutterworth Molybdenum, Uranium Niobium Discretionary Occurrence
Lyn Quartzite MDI31B12SW00005 Elizabethtown Sandstone (Silica) Silica Sand Discretionary Occurrence
Lyndoch Deposit MDI31F06SW00072 Lyndoch Molybdenum Discretionary Occurrence
Lyndoch Lake MDI31F06SW00008 Lyndoch Mica Discretionary Occurrence
Lynx-Canada MDI31F02SE00057 Lavant Copper Antimony, Barite, Gold, Lead, Silver, Zinc Occurrence
Lythmore #2 MDI30L13NW00017 Oneida Gypsum Developed Prospect Without Reported Reserves or Resources
MacDonald Mine MDI31F04NW00023 Monteagle Feldspar (Nonmetals), Mineral Specimen, Niobium, Uranium Copper, Molybdenum, Rare Earth Elements, Thorium, Titanium, Zircon Developed Prospect Without Reported Reserves or Resources
MacLean Quarry MDI31C08SW00023 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
MacLeod MDI31G02SW00003 Cornwall Limestone (Building Stone), Limestone (Crushed Stones) Producing Mine
Madoc Addit Gold MDI31C12NE00213 Madoc Gold Discretionary Occurrence
Madoc Southwest MDI31C06NW00049 Huntingdon Antimony Discretionary Occurrence
Madoc-Grenville MDI31C12SE00007 Madoc Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Madocite MDI31C06NW00087 Huntingdon Lead Occurrence
Mahoney and Morin Property MDI31E08SE00002 Sabine Feldspar (Nonmetals), Uranium Niobium, Rare Earth Elements, Tantalum Prospect
Main Zone Tudor Gold Project MDI31C13SE00067 Tudor Gold Prospect
Malcolm Prospect MDI000000001989 Lyndoch Graphite Prospect
Mangrove Bay L8W showing MDI31F04NE00091 Raglan Chromium Copper, Nickel, Platinum Metals Discretionary Occurrence
Mantifel Corundum Occurrences MDI31F05SE00048 Raglan Corundum Discretionary Occurrence
Manufacturer's Corundum Property MDI31F06NW00018 Radcliffe Corundum Discretionary Occurrence
Maple Lawn Quarry MDI31C08SW00015 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Marquardt Property MDI31F03NW00038 Raglan Uranium Thorium Occurrence
Marsh Ore Bed MDI31C05NE00135 Marmora Iron Gold, Titanium Occurrence
Marys Cove Quarry MDI31C02SW00007 Marysburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Marysville Quarry MDI31C01NW00023 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Marysville Quarry #1 MDI31C03NE00005 Richmond Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Marysville Quarry #2 MDI31C03NE00015 Tyendinaga Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Marysville Quarry #3 MDI31C01NW00015 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Marysville Quarry #4 MDI31C01NW00025 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Matthews Mine MDI31C09NW00009 North Crosby Magnetite, Vanadium Titanium Past Producing Mine With Reserves or Resources
Mawbray MDI31C03NE00024 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Mayo Dolomite Property MDI31F04SW00114 Mayo Marble (Structural Material) Developed Prospect With Reported Reserves or Resources
Mazinaw MDI31C14SE00152 Barrie Antimony, Lead, Zinc Bismuth, Copper, Gold, Silver Occurrence
McAvoy MDI31C03NW00029 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
McCauley Quarry MDI31C04SE00008 Murray Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
McCormack North Showing MDI31F04NW00057 Monteagle Feldspar (Nonmetals) Thorium, Uranium Prospect
McCormack South MDI31F04NW00022 Monteagle Feldspar (Nonmetals) Mineral Specimen, Niobium, Rare Earth Elements Prospect
McCracken MDI31C07SW00030 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
McEwen MDI31C10NE00035 Bedford Barite Discretionary Occurrence
McFarland MDI31C07SW00051 Richmond Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
McFarland Construction MDI31C06SW00004 Richmond Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
McFarland Quarry #1 MDI31C07SE00003 Ernestown Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
McFarland Quarry #3 MDI31C07SW00039 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
McFarland Quarry #4 MDI31C02NW00008 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
McFarlane MDI31C06SW00003 Richmond Aggregate Past Producing Mine Without Reserves or Resources
McFarlane MDI31C02NW00023 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine With Reserves or Resources
McGinnis-O'Connor MDI31C07SE00020 Kingston Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
McGrogan Quarry MDI31C03NW00027 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
McIlroy MDI31C05NE00003 Madoc Fluorite Barite, Calcite Past Producing Mine Without Reserves or Resources
McIntosh North MDI31F02NE00054 Lavant Barite Antimony Discretionary Occurrence
McNeely Lot MDI31D16NW00095 Monmouth Beryllium, Rare Earth Elements Discretionary Occurrence
McTaggart MDI31C03NE00023 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Mcrea MDI31C06SE00015 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Meadow Lake Zone MDI31C10SE00205 Bedford Graphite Developed Prospect With Reported Reserves or Resources
Melrose Quarry #1 MDI31C06SE00017 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Melrose Quarry #2 MDI31C06SE00016 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Melville Quarry MDI31C03SW00009 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Menard MDI31C07SE00053 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Merkley MDI31B14NW00006 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Middle Road Quarry MDI31C08SW00033 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Milford Quarry #1 MDI30N14NE00012 Marysburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Milford Quarry #2 MDI30N14NE00011 Marysburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Milford Quarry #3 MDI30N14NE00014 Marysburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Mill Point Quarry MDI31C01NW00017 Wolfe Island Limestone (Building Stone) Producing Mine
Miller MDI31C05NE00005 Madoc Fluorite Calcite Past Producing Mine Without Reserves or Resources
Miller's Farm MDI31F05SE00013 Carlow Garnet (Nonmetals), Kyanite (Nonmetals), Sillimanite Mineral Specimen Discretionary Occurrence
Millhaven Quarry #1 MDI31C02NE00016 Ernestown Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Millhaven Quarry #2 MDI31C02NE00007 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Mills Quarry MDI31B14SW00009 Edwardsburgh Dolomite (Building Stone) Past Producing Mine Without Reserves or Resources
Milltown Quarry MDI31C03NE00014 Tyendinaga Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Minanson MDI31C07SE00010 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Ministry of Transport MDI31C02NW00029 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Miro Middle Group MDI31D15SE00139 Snowdon Uranium Discretionary Occurrence
Miron Quarry MDI31C04SE00009 Murray Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Mitchell MDI40P06NE00002 Fullarton Clay Past Producing Mine Without Reserves or Resources
Moira River MDI31C05NE00021 Huntingdon Barite Fluorite Discretionary Occurrence
Mono MDI31C12NE00195 Madoc Gold Arsenic, Bismuth, Copper Developed Prospect With Reported Reserves or Resources
Montgomery MDI31C07SE00011 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Montreal Street Quarry #1 MDI31C01NW00012 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Montreal Street Quarry #2 MDI31C01NW00011 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Montreal Street Quarry #3 MDI31C01NW00010 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Montreal Street Quarry #4 MDI31C01NW00013 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Morris Powell MDI31C02SW00004 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Morven Quarry MDI31C07SW00029 Ernestown Limestone (Crushed Stones) Producing Mine
Mount Carmel Quarry MDI31C03SE00027 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Mountenay Quarry MDI31C04SE00007 Murray Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Mulcair Quarry MDI31C08SE00016 Leeds Granite Producing Mine
N. A. Timmins Mine MDI31C09NW00013 Burgess Graphite Copper, Iron, Nickel, Zinc Developed Prospect With Reported Reserves or Resources
Napanee Brick MDI31C02NW00003 Fredericksburgh Clay Past Producing Mine Without Reserves or Resources
Napanee Quarry MDI31C02NW00014 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Napanee Quarry MDI31C02NW00027 Richmond Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Napanee Quarry #11 MDI31C02NW00006 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Napanee Quarry #5 MDI31C02NW00011 Fredericksburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Napanee Quarry #6 MDI31C07SW00048 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Napanee Quarry #8 MDI31C02NW00012 Fredericksburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Napanee Quarry #9 MDI31C07SW00049 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Nelson MDI31B14NW00009 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Nelson Lakes MDI31F02SE00056 Lavant Antimony, Copper Bismuth, Gold, Mercury, Silver, Zinc Occurrence
New Cavendish MDI31D09NW00086 Cavendish Thorium, Uranium Developed Prospect With Reported Reserves or Resources
New Far North Exploration Ltd. MDI31E01SE00360 Monmouth Molybdenum Uranium Prospect
Niles Corners Quarry #1 MDI30N14NW00007 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Niles Corners Quarry #2 MDI30N14NW00005 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Niles Corners Quarry #3 MDI30N14NW00006 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Nobles Bay Mine MDI31C16SE00004 Burgess Apatite (Gemstones), Mica Rare Earth Elements Developed Prospect Without Reported Reserves or Resources
Norlode MDI31D16NE00113 Cardiff Rare Earth Elements Discretionary Occurrence
North Bottle Limonite MDI31D16SW00144 Cavendish Iron Discretionary Occurrence
North Bruceton MDI31F03NW00052 Lyndoch Molybdenum Discretionary Occurrence
North Brudenell Corundum MDI31F06NW00038 Brudenell Corundum Discretionary Occurrence
North Cope MDI31E01SE00183 Cardiff Fluorite Discretionary Occurrence
North Duff MDI31C06NW00038 Hungerford Antimony Discretionary Occurrence
North Groundstar MDI31C15NE00082 Palmerston Uranium Occurrence
North Port Quarry MDI31C03NE00008 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
North Side Occurrence MDI31C05NE00083 Marmora Barite, Fluorite Discretionary Occurrence
North Union MDI31D15SE00022 Galway Sulphur/Pyrite Discretionary Occurrence
North Zone Fluorite Prospect MDI31E01SE00148 Cardiff Rare Earth Elements Fluorite, Thorium Occurrence
North of Gutz pit MDI31F06SW00053 Brudenell Corundum, Sodalite Mineral Specimen Discretionary Occurrence
North-East Maitland MDI31B12NE00003 Augusta Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Northwest of Michaelis Lake MDI31F06SW00005 Radcliffe Corundum Discretionary Occurrence
O'Donnell MDI31C14SE00153 Anglesea Antimony, Gold Arsenic, Lead, Zinc Occurrence
O'Donnell North MDI31C14SE00154 Anglesea Gold Antimony, Arsenic, Copper, Lead, Silver, Zinc Occurrence
O'Grady Lake (North Workings) MDI31F05SE00042 Carlow Corundum Occurrence
O'Grady Lake South Workings MDI31F05SE00041 Carlow Corundum Occurrence
O'Grady Lake Strippings MDI31F05SE00039 Carlow Corundum Prospect
O'Neill Quarry MDI31C03NW00025 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
OGS Sample 1953-2 MDI31E01SE00002 Lyndoch Marble (high purity/flux) Occurrence
OGS Sample H-414 MDI31F06NE00084 Grattan Thorium, Uranium Cerium, Lanthanum, Neodymium, Rare Earth Elements Occurrence
OGS Sample PM 40 MDI31F06SW00021 Lyndoch Marble (high purity/flux) Strontium Discretionary Occurrence
OGS Sample PM 42 MDI31F06SW00022 Lyndoch Marble (high purity/flux) Discretionary Occurrence
OGS Sample PM-39 MDI31F06NW00008 Brudenell Marble (high purity/flux) Manganese Occurrence
OGS Sample PM41 MDI31F06SW00033 Lyndoch Marble (high purity/flux) Strontium Discretionary Occurrence
OGS Sample T-542 MDI31F06NE00092 Sebastopol Cerium, Lanthanum, Neodymium, Rare Earth Elements, Thorium, Uranium Occurrence
Odessa Quarry MDI31C07SE00009 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Offset MDI31F04SW00182 Faraday Cerium, Rare Earth Elements, Thorium Uranium, Yttrium Occurrence
Ogden Point MDI30N13NW00002 Cramahe Limestone (Chemical/Flux) Producing Mine
Ojibway Mine MDI40J06SE00005 Sandwich Silica Sand Discretionary Occurrence
Old Bowmanville Quarry MDI30M15NE00003 Darlington Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Old Guelph Reformatory Quarry MDI40P09SE00007 Guelph Limestone (Chemical/Flux), Limestone (Crushed Stones) Occurrence
Ontario Hydro #1 MDI31C02NW00017 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine With Reserves or Resources
Ontario Hydro #2 MDI31C02NW00018 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine With Reserves or Resources
Ontario Limestone and Clay MDI31C03NE00011 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Ore Chimney MDI31C14SE00142 Barrie Gold, Silver Copper, Iron, Lead, Zinc Prospect
Orser-Kraft Property MDI31C15SE00027 South Sherbrooke Feldspar (Nonmetals), Rare Earth Elements, Thorium, Uranium Niobium Past Producing Mine Without Reserves or Resources
Orton MDI31C12NE00122 Tudor Iron Titanium Past Producing Mine Without Reserves or Resources
Owen Sound Ledgerock-Senesun Quarry MDI41A14SE00014 Amabel Dolomite (Building Stone) Producing Mine
Ox Point Quarry #1 MDI31C03NW00011 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Ox Point Quarry #2 MDI31C03NW00012 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Oxford Mills Quarry MDI31B13NE00002 Oxford (On Rideau) Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
P. W.Pitman MDI31D16SW00180 Cavendish Zinc Occurrence
Paddle Farm MDI31C08SW00004 Pittsburgh Sandstone (Silica) Past Producing Mine With Reserves or Resources
Parham Prospect MDI31C10NE00086 Olden Mineral Specimen, Rare Earth Elements Discretionary Occurrence
Park Lake MDI31E07NW00029 McClintock Cobalt, Graphite Copper, Nickel Occurrence
Penarroya MDI31C12NE00146 Madoc Zinc Barite, Copper, Lead Occurrence
Perry MDI31C06NW00009 Huntingdon Fluorite Barite, Calcite, Strontium Past Producing Mine Without Reserves or Resources
Perry Lake MDI31C06NW00007 Huntingdon Fluorite Barite, Calcite, Strontium Past Producing Mine Without Reserves or Resources
Pershing MDI31C05NW00029 Belmont Magnetite Titanium, Vanadium Occurrence
Peter-Rock MDI31F04NW00124 Monteagle Thorium, Uranium Rare Earth Elements Discretionary Occurrence
Picton Landfill MDI31C03SE00016 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Picton Quarry MDI31C03SE00023 Sophiasburgh Limestone (Crushed Stones) Fossil Specimen Producing Mine
Picton Quarry #3 MDI31C03SE00011 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Picton Quarry #4 MDI31C03SE00010 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Picton Quarry #5 MDI31C03SE00014 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Picton Quarry #6 MDI31C03SE00017 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Picton Quarry #7 MDI31C03SE00018 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Picton Quarry #8 MDI31C03SE00015 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Picton Quarry #9 MDI31C03SE00019 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Picton Quarry North MDI31C03SE00012 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Pine Hill Quarry #1 MDI31C08SW00039 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Pine Hill Quarry #2 MDI31C08SW00040 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Pine Lake MDI000000002050 Glamorgan Magnetite Vanadium Prospect
Pitts Ferry Quarry MDI31C08SW00027 Pittsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Playfair Mine MDI31C16NW00002 Dalhousie Iron Past Producing Mine Without Reserves or Resources
Pleasant Valley MDI31B14NW00013 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Plew MDI31C06SE00013 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Plums Quarry MDI31B14SW00008 Edwardsburgh Dolomite (Building Stone) Past Producing Mine Without Reserves or Resources
Plunkett North MDI31F04NW00185 Monteagle Feldspar (Nonmetals), Thorium, Uranium Rare Earth Elements Occurrence
Plunkett South Mine MDI31F04NW00019 Monteagle Feldspar (Nonmetals), Mineral Specimen Amethyst, Thorium, Uranium Occurrence
Pondlilly Lake MDI31C07NE00074 Portland Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Port Milford Quarry MDI30N14NE00013 Marysburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Portsmouth MDI31C02NE00003 Kingston Limestone (Building Stone), Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Portsmouth Quarry #1 MDI31C02NE00029 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Portsmouth Quarry #2 MDI31C02NE00025 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Portsmouth Quarry #3 MDI31C02NE00028 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Portsmouth Quarry #4 MDI31C02NE00026 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Portsmouth Quarry #6 MDI31C02NE00027 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Power MDI31C06SW00009 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Prince Street Quarry MDI31B12NE00008 Augusta Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Prince's Lake Quarry MDI31E08NE00003 Sabine Feldspar (Nonmetals) Prospect
Proweld MDI31C03NW00028 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Putnam Quarry MDI31C03NW00023 Thurlow Limestone (Crushed Stones) Producing Mine
Pybus MDI31C07SW00052 Richmond Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Quade Occurrence MDI31F06NW00012 Brudenell Thorium Feldspar (Nonmetals), Uranium Occurrence
Quadeville Beryl MDI31F06SW00079 Lyndoch Beryl (Gemstones) Discretionary Occurrence
Quadeville Metagabbro MDI31F06SW00025 Lyndoch Gabbro Discretionary Occurrence
Quinn MDI31C10NW00366 Olden Niobium, Rare Earth Elements Copper, Nickel Discretionary Occurrence
R. W. Drude MDI31D09NW00108 Cavendish Uranium Occurrence
Raglan Prospect MDI31F03NW00041 Raglan Cobalt, Copper, Nickel Chromium, Palladium, Platinum Prospect
Rankin MDI31C05NE00042 Marmora Gold Occurrence
Rare Earth Mines # 1 and #2 MDI31D16NW00195 Monmouth Uranium Rare Earth Elements, Thorium Developed Prospect With Reported Reserves or Resources
Ray Garison MDI31C02SW00005 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Read Quarry MDI31C06SE00019 Tyendinaga Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Redden Quarry MDI31C02NE00020 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Redner Quarry MDI31C03SW00012 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Regis Resources MDI000000002458 Cavendish Vermiculite Graphite Past Producing Mine With Reserves or Resources
Reid Lake MDI31F06NW00005 Brudenell Corundum Discretionary Occurrence
Reid Lake Graphite MDI31F06NW00014 Brudenell Graphite Occurrence
Reynolds MDI31C07NE00023 Loughborough Feldspar (Nonmetals) Developed Prospect Without Reported Reserves or Resources
Reynolds North MDI31C06NW00006 Huntingdon Fluorite Barite, Calcite Occurrence
Richardson MDI31C12SE00253 Madoc Gold Thorium, Uranium Prospect
Rideau Heights Quarry MDI31C08SW00013 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Road Section MDI31C12SE00140 Madoc Slate Discretionary Occurrence
Roads Resurfacing MDI31B15NW00002 Charlottenburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Roblin Quarry MDI31C06SW00005 Richmond Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Rockingham Mines Occurrence MDI31F06NW00049 Brudenell Thorium, Uranium Occurrence
Rockingham Shaft MDI31F06NW00015 Brudenell Gold Discretionary Occurrence
Roddy Quarry MDI31C01NW00008 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Rogers MDI31C06NW00018 Huntingdon Fluorite Barite, Calcite, Strontium Past Producing Mine Without Reserves or Resources
Rose Quartz Quarry MDI31F06SW00013 Lyndoch Beryl (Gemstones), Feldspar (Nonmetals), Mineral Specimen, Silica Fluorite, Molybdenum, Uranium, Zircon Producing Mine
Rosedale Quarry MDI31B13NW00005 Montague Dolostone Producing Mine
Rosenthal Pit MDI31F06SW00057 Brudenell Corundum, Uranium Mineral Specimen Prospect
Routley Quarry #2 MDI31C07NE00077 Portland Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Ruth Wright MDI31C02SW00003 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Ryan, Mann and Sheehan Claims MDI31E11NE00012 Butt Uranium Cerium, Feldspar (Nonmetals), Mica, Rare Earth Elements, Silica Prospect
Sabine Uranium Co. MDI31E08SE00003 Sabine Niobium Discretionary Occurrence
Salmon Trout Lake MDI31F04NW00006 Monteagle Feldspar (Nonmetals) Cerium, Rare Earth Elements Discretionary Occurrence
Sandhurst Quarry #1 MDI31C02NW00020 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine With Reserves or Resources
Sandhurst Quarry #2 MDI31C02NW00021 Fredericksburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Schare MDI31C03NE00016 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Schell MDI31C03NE00019 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Schickler MDI31E01SE00092 Cardiff Fluorite, Mineral Specimen Occurrence
Schroeder Farm MDI31F06NW00019 Radcliffe Corundum Discretionary Occurrence
Scotch Settlement Quarry MDI31C01NW00021 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Scott MDI31C06SE00020 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Scott Graphite MDI000000003229 Mayo Graphite Occurrence
Sears MDI31B14NW00019 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Section C-6 MDI31C05NE00070 Marmora Limestone (Building Stone) Chert, Fossil Specimen Occurrence
Selby Quarry MDI31C07SW00054 Richmond Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Selby Quarry #1 MDI31C07SW00057 Richmond Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Selby Quarry #2 MDI31C07SW00053 Richmond Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Selby Quarry #3 MDI31C07SW00056 Richmond Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Selby Quarry #4 MDI31C07SW00055 Richmond Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Shadow Lake MDI31D10NW00014 Laxton Feldspar (Gemstones), Tremolite Discretionary Occurrence
Shannons Corners Quarry MDI31C08SW00049 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Sharpe-Hannah MDI31C07SW00035 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Sharpton Quarry #1 MDI31C07SE00056 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Sharpton Quarry #2 MDI31C07SE00057 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Sharpton Quarry #3 MDI31C07SE00058 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Sheehan Graphite Property MDI000000001283 Butt Graphite Prospect
Shelley MDI31C06SE00012 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Sheppard MDI31C14SE00172 Barrie Gold Antimony, Silver Occurrence
Sifton MDI31B12SW00027 Yonge Dolostone Past Producing Mine Without Reserves or Resources
Silanco Mining and Refining Company MDI31D16NE00142 Monmouth Thorium, Uranium Occurrence
Silver Acorn MDI31E02SE00016 Dysart Uranium Thorium Occurrence
Silvers Corners Quarry MDI31C07SE00039 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Simmonds Showing MDI31D15NE00044 Glamorgan Molybdenum, Uranium Copper Discretionary Occurrence
Smith MDI31C10NW00245 Olden Zinc Occurrence
Smith MDI31C07SW00038 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Smith #2 MDI31C07SE00014 Elzevir Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Smithson Quarry 1 MDI30M12NW00013 Chinguacousy Sandstone Past Producing Mine Without Reserves or Resources
Solmesville Quarry MDI31C03NE00007 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
South 401 MDI31C07SE00047 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
South 401 MDI31C03NE00021 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
South Bayridge MDI31C02NE00022 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
South Hybla MDI31F04NW00157 Monteagle Uranium Rare Earth Elements Discretionary Occurrence
South Mountain Quarry MDI31B14NW00020 Mountain Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
South Violet Sand MDI31C07SW00031 Ernestown Aggregate Producing Mine
South of Eneas Lake MDI31F06SW00100 Lyndoch Beryllium Discretionary Occurrence
Spaffordton Quarry MDI31C07NE00039 Loughborough Limestone (Crushed Stones) Producing Mine
Spencerville MDI31B13SE00005 Edwardsburgh Dolomite (Building Stone) Discretionary Occurrence
St Joseph Quadville Property MDI31F06SW00082 Lyndoch Zinc Lead Discretionary Occurrence
St Marys Cement MDI30M15NE00002 Darlington Limestone (Chemical/Flux) Producing Mine
St Marys Cement - East Quarry (# 1) MDI40P03NE00002 Blanshard Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
St. Marys Cement - St. Marys Quarry MDI40P03NE00007 Blanshard Limestone (Chemical/Flux) Producing Mine
Star of the East MDI31C14SE00012 Barrie Gold Bismuth, Copper, Tungsten, Zinc Developed Prospect Without Reported Reserves or Resources
Stevens Farm MDI31F06NW00013 Brudenell Corundum Discretionary Occurrence
Stewart MDI31C05NE00094 Madoc Fluorite Barite, Copper Discretionary Occurrence
Stoklosar II MDI31C12SE00010 Madoc Marble (Building Stone) Past Producing Mine Without Reserves or Resources
Storrington Vein MDI31C08NW00089 Pittsburgh Barite, Lead Occurrence
Sullivan Island Carbonatite MDI000000001707 Westmeath Cerium, Rare Earth Elements Uranium, Zircon Discretionary Occurrence
Sun Oil Co MDI31C03NE00020 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Sunbury Quarry MDI31C08NW00020 Loughborough Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Sundstrom (South Showing) MDI31F05SE00089 Carlow Thorium Uranium Occurrence
Swamp Creek MDI31C10NW00063 Kennebec Graphite Discretionary Occurrence
Sweet MDI31C06SE00010 Richmond Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Switzerville Quarry MDI31C07SW00037 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Szeter MDI31C06SE00011 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
T. Horscroft MDI31D10NW00007 Laxton Molybdenum Iron, Uranium Past Producing Mine Without Reserves or Resources
T.F. Barnet MDI31F02NW00035 Miller Thorium, Uranium Rare Earth Elements Occurrence
T.J. Hamilton MDI31F12SW00033 Murchison Cerium, Lanthanum, Rare Earth Elements, Thorium Uranium, Yttrium Occurrence
The Ridge Quarry MDI31C01NW00020 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Thompson MDI31C08SE00020 Leeds Quartzite Past Producing Mine Without Reserves or Resources
Thompson MDI31C02NE00014 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Thomson MDI31C05SE00008 Seymour Limestone (Building Stone) Producing Mine
Thurlow Quarry MDI31C03NW00019 Thurlow Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Timminco Metals MDI31F10SE00002 Ross Calcium, Dolomite (Metals), Magnesium Marble (Building Stone) Past Producing Mine With Reserves or Resources
Toasan MDI31B14NW00015 Matilda Dolostone Past Producing Mine Without Reserves or Resources
Township of Portland MDI31C07NE00070 Portland Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Tracey MDI31C06SW00011 Tyendinaga Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Trench Hill MDI31F05SE00074 Raglan Corundum Discretionary Occurrence
Triana Explorations MDI31C12NE00116 Tudor Copper, Nickel Gold Prospect
Trisar MDI31C11SW00097 Madoc Talc Discretionary Occurrence
Trout Creek MDI31F04NW00146 Monteagle Uranium Rare Earth Elements Occurrence
Trudeau Quarry MDI31C11SW00180 Hungerford Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Turner Drive Quarry MDI31C02NE00030 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Two Island Quarry MDI31F06SE00026 Griffith Marble (Building Stone), Marble (high purity/flux) Prospect
United Macfie MDI31D09NW00077 Cavendish Uranium Thorium Occurrence
Universal Light Metals Occurrence MDI31F06SW00065 Lyndoch Thorium, Uranium Occurrence
Valleyview Quarry MDI31C02NE00034 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Varty Lake MDI31C07NW00007 Camden East Kimberlite Occurrence
Vein Prospect MDI31C05NE00059 Madoc Barite, Fluorite Discretionary Occurrence
Violet Quarry #2 MDI31C07SW00032 Ernestown Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
W.F. Bonter MDI31C12SE00036 Marmora Marble (Structural Material) Past Producing Mine Without Reserves or Resources
W.H. Wood MDI31B12SE00019 Elizabethtown Clay Past Producing Mine Without Reserves or Resources
Wallace MDI31C01NW00009 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Wallbridge and Herrington MDI31C05NE00007 Madoc Barite, Fluorite Calcite Past Producing Mine Without Reserves or Resources
Wanning Property MDI000000001992 Elzevir Copper Gold, Silver Occurrence
Warren MDI31C07SE00043 Kingston Limestone (Building Stone) Producing Mine
Wasmund Farm MDI31F05SE00003 Raglan Garnet (Nonmetals) Discretionary Occurrence
Waterslide MDI31E01SE00331 Cardiff Uranium Rare Earth Elements Occurrence
Watson No 2 Workings MDI31F04NW00054 Monteagle Feldspar (Nonmetals), Mineral Specimen Rare Earth Elements Prospect
Watsons Lake MDI31C15NW00164 Clarendon Lead Antimony Discretionary Occurrence
Watts, Adams and Noble MDI31C16SW00019 Burgess Phosphate Barite, Mica Occurrence
Waupoos Quarry MDI31C03SE00021 Marysburgh Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Waupoos Quarry #2 MDI31C03SE00020 Marysburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Wehman MDI31C01NW00002 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Wellington Quarry #1 MDI30N14NW00002 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Wellington Quarry #2 MDI30N14NW00003 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Wellington Quarry #3 MDI30N14NW00004 Ameliasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Welsh Farm MDI31F04NW00102 Monteagle Cerium, Thorium Rare Earth Elements, Uranium Discretionary Occurrence
West Beveridge MDI31C16NE00012 Elmsley Graphite, Mineral Specimen Occurrence
West Malone MDI31C12SE00335 Marmora Copper, Lead Antimony Occurrence
West Oso MDI31C15SE00050 Oso Barite Discretionary Occurrence
West Wolfe MDI31F06SW00048 Lyndoch Corundum Discretionary Occurrence
Westbrook Quarry MDI31C07SE00044 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Westbrook Quarry MDI31C07SE00021 Kingston Limestone (Building Stone) Producing Mine
Westbrook Quarry #4 MDI31C07SE00046 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Westbrook Quarry #5 MDI31C07SE00033 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Westbrook Quarry #6 MDI31C07SE00045 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Westbrook Quarry #7 MDI31C07SE00032 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Westwind MDI31C15NW00150 Palmerston Uranium Thorium Discretionary Occurrence
Whittaker Quarry MDI31B14NW00022 Williamsburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Whytock MDI31F03SE00003 Miller Niobium, Uranium Feldspar (Nonmetals), Rare Earth Elements Prospect
William Elliott Claim MDI31E11NE00002 Butt Rare Earth Elements, Thorium, Uranium Mica Prospect
William Reynolds MDI31C12SE00002 Madoc Barite, Fluorite Calcite Past Producing Mine Without Reserves or Resources
Wilson & Morris MDI31C16SE00068 Burgess Barite, Phosphate Discretionary Occurrence
Wilson Bailey Farm MDI31C11SW00159 Madoc Barite, Fluorite Discretionary Occurrence
Wilton Quarry #2 MDI31C07SE00018 Ernestown Limestone (Building Stone), Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Wilton Quarry #3 MDI31C07SE00019 Ernestown Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Wilton Quarry #4 MDI31C07SE00015 Ernestown Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Wolf Nepheline Syenite MDI31F06SW00054 Lyndoch Nepheline Syenite Discretionary Occurrence
Wolfe Fire Tower MDI31F06SW00071 Lyndoch Molybdenum Discretionary Occurrence
Wolfe Island MDI31C01NW00004 Wolfe Island Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Wolfe Post Office MDI31F06SW00027 Lyndoch Sillimanite Discretionary Occurrence
Wolfram MDI31C07SW00040 Ernestown Limestone (Chemical/Flux) Past Producing Mine Without Reserves or Resources
Wood Street Quarry MDI31B12NE00009 Augusta Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Wood-Solliday-Freeman-Reamer MDI31C07NE00043 Loughborough Mica Discretionary Occurrence
Woodruffe MDI31C07SE00002 Kingston Barite Developed Prospect Without Reported Reserves or Resources
Woods MDI31C07SE00026 Kingston Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Woods Quarry MDI31D11NW00003 Rama Limestone (Building Stone), Limestone (Chemical/Flux), Limestone (Crushed Stones) Producing Mine
Woodville Quarry MDI31C03SE00024 Sophiasburgh Limestone (Building Stone) Past Producing Mine Without Reserves or Resources
Yerexville Quarry #1 MDI31C03SE00007 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Yerexville Quarry #2 MDI31C03SE00008 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Yerexville Quarry #3 MDI31C03SE00009 Hallowell Limestone (Crushed Stones) Past Producing Mine Without Reserves or Resources
Young Martite MDI31C05NW00028 Belmont Hematite (Gemstones), Vanadium Occurrence
Zenmac MDI31D09NE00033 Anstruther Uranium Thorium Developed Prospect With Reported Reserves or Resources

Property Visits
Company Property Township or Area Commodity Comments
A Marmaro & Terrazzo Olympic LLC Tweed Marble Quarry Hungerford Marble (Building Stone) Visited by SO RRG, DGA and summer student as part of a geological tour of Hastings County quarries and significant outcrops.
Drain Brothers Excavating Ltd Havelock Quarry and Stone Processing Plant Belmont Miscellaneous Stone, Trap Rock SO DG and DGA toured the Drain Bros Excavating Ltd stone processing plant and Havelock quarry.
GSC and OGS Surficial Geochemist Sharbot Lake Area Bedford SO RRG accompanied OGS Surficial Geochemist Chris Beckett-Brown and GSC staff during a pilot study to test the viability of using drones for water sampling.
Heidelberg Materials Picton Quarry Sophiasburgh Limestone (Chemical/Flux) North quarry was visited by the SO DG and RG in conjunction with K. Hahn, OGS Paleozoic Geologist and summer student. A Jurassic-aged kimberlite dike was viewed in the SW quarry wall. Quarry visit was in conjunction with K. Hahn's region bedrock geology mapping of the area.
J Clements Clements Claims Barrie Marble (Structural Material) Visited by SO RGP staff and the property claimholder, J. Clements. The property was traversed across strike. Staff were not able to locate MDI31C14SE00174.
K Azari Griffith Marble Prospect Griffith Marble (Structural Material), Marble (high purity/flux) Visited by SO RGP staff, K Azari and consultant geologist, C. Fouts. Multiple historical test quarries were located.
Lafarge Canada Inc Mountain View Quarry Ameliasburgh Fossil Specimen, Limestone (Crushed Stones) Visited by SO RGP staff, K. Hahn OGS Paleozoic Geologist, and a Lafarge staff member as part of a tour of Lafarge Canada quarries around between Belleville and Napanee. Quarry visits were in conjunction with K. Hahn's regional bedrock geology mapping of the area. OMI updates to location and geology information were updated where possible.
Lafarge Canada Inc Picton Quarry Sophiasburgh Fossil Specimen, Limestone (Chemical/Flux) Visited by SO RGP staff, K. Hahn OGS Paleozoic Geologist, and a Lafarge staff member as part of a tour of Lafarge Canada quarries around between Belleville and Napanee. Quarry visits were in conjunction with K. Hahn's regional bedrock geology mapping of the area. OMI updates to location and geology information were updated where possible.
Lafarge Canada Inc Point Anne Quarry Thurlow Limestone (Building Stone), Limestone (Chemical/Flux) Visited by SO RGP staff, K. Hahn OGS Paleozoic Geologist, and a Lafarge staff member as part of a tour of Lafarge Canada quarries around between Belleville and Napanee. Quarry visits were in conjunction with K. Hahn's regional bedrock geology mapping of the area. OMI updates to location and geology information were updated where possible.
Lafarge Canada Inc Roblindale Camden East Limestone (Chemical/Flux), Limestone (Crushed Stones) Visited by SO RGP staff, K. Hahn OGS Paleozoic Geologist, and a Lafarge staff member as part of a tour of Lafarge Canada quarries around between Belleville and Napanee. Quarry visits were in conjunction with K. Hahn's regional bedrock geology mapping of the area. OMI updates to location and geology information were updated where possible.
Lafarge Canada Inc Drew Camden East Limestone (Building Stone) Visited by SO RGP staff, K. Hahn OGS Paleozoic Geologist, and a Lafarge staff member as part of a tour of Lafarge Canada quarries around between Belleville and Napanee. Quarry visits were in conjunction with K. Hahn's regional bedrock geology mapping of the area. OMI updates to location and geology information were updated where possible.
Lafarge Canada Inc Storey Quarry Fredericksburgh Limestone (Crushed Stones) Visited by SO RGP staff, K. Hahn OGS Paleozoic Geologist, and a Lafarge staff member as part of a tour of Lafarge Canada quarries around between Belleville and Napanee. Quarry visits were in conjunction with K. Hahn's regional bedrock geology mapping of the area. OMI updates to location and geology information were updated where possible.
Municipality of Highlands East Desmont Occurrence Monmouth Mineral Specimen, Molybdenum Visited to examine mineralization and access to the Highlands East municipal mineral collecting sites. Trenches 13 and 18 (from 20000019311) were visited.
Municipality of Highlands East Schickler Fluorite Occurrence Cardiff Fluorite, Mineral Specimen Visited to examine mineralization and access to the Highlands East municipal mineral collecting sites. An additional fluorite trench / collecting site (NAD 83 17T 722489mE/4994319mN) along the trail to the Schickler trench was examined as well.
Municipality of Highlands East Gibsons Road East Occurrence Monmouth Apatite (Gemstones), Mineral Specimen Visited to examine mineralization and access to the Highlands East municipal mineral collecting sites. The north side of Gibsons Road (aka Titanite Hill) was examined.
Nyrstar Cadieux Zinc Property Admaston Lead, Zinc Visited by the Southern Ontario DG, RRG and RLUG as part of a field trip on carbonate-hosted zinc mineralization in the Grenville Province. Located the Swamp, Electrode, Road, Central and Hisko zones.
Owen Sound Ledgerock Ltd Wiarton Quarry Amabel Dolostone Visited by SO RGP staff and the NE-SO Mineral Inventory Compilation Geoscientist. The north quarry (across the road) was also visited. Samples were collected.
Polycor Inc Ebel Quarry Amabel Dolostone Visited by SO RGP staff and the NE-SO Mineral Inventory Compilation Geoscientist.
Sifto Canada Corp / Compass Minerals Goderich Mine Goderich Salt Mine tour for MINES staff - attended by the Regional Resident Geologist, District Geologist and NE GIS Data Specialist from the Southern Ontario RGP office. Drill core and rock samples were collected.
Stratabound Minerals Corp Dingman Prospect Marmora Gold Visited by SO RRG, DGA and summer student as part of a geological tour of Hastings County quarries and significant outcrops.
Upper Canada Stone Company Ltd Green Quarry Huntingdon Marble (Building Stone), Mineral Specimen Visited by SO RRG, DGA and summer student as part of a geological tour of Hastings County quarries and significant outcrops.
Upper Canada Stone Company Ltd Clarence Quarry Madoc Limestone (Building Stone) Visited by SO RRG, DGA and summer student as part of a geological tour of Hastings County quarries and significant outcrops.
Z Suder Hwy 7 Marble quarry Elzevir Marble (Building Stone), Marble (Structural Material) The quarry was visited briefly by the Southern Ontario RLUG, RRG, and DG. The property seems to be actively producing cut marble slabs, while in the past it was known for producing aggregate. Location information in the quarry's OMI was updated.
Magnesium Road Marble Outcrop Ross Magnesium, Marble (high purity/flux) Roadside visit outside the past producing Timminco Metals magnesium quarries to observe and sample high-purity dolomitic marble in outcrop.
Bygrove AMIS Recon South Sherbrooke Magnetite SO RGP staff attempted to locate an AMIS (and OMI) site, but all that was found was an old sand pit.
James Occurrence Clarendon Visited by the Southern Ontario DG, RRG and RLUG as part of a field trip on carbonate-hosted zinc mineralization in the Grenville Province. Observed trenches, stripped outcrops, and 2 shafts.
Cook Occurrence Barrie Copper, Gold, Lead, Zinc Visited by the Southern Ontario DG, RRG and RLUG as part of a field trip on carbonate-hosted zinc mineralization in the Grenville Province. Observed outcrop, trenches, and rock piles under powerline pole 338.
Hwy 7 Site 57 Marmora Fossil Specimen, Limestone (Building Stone), Mineral Specimen Roadcut ANSI site visit in collaboration with MTO road scaling. Samples were collected of Bobcaygeon formation black chert nodules and tabulate coral fossils. The Marmora west road cut shows a 20m section of Upper and Middle Member Gull River formation overlain by 0.6m of the Lower Member of the Bobcaygeon Formation. This section is reported to have a variety of sedimentary and biogenic structures such as mudcracks, "birds-eyes", intraclasts, burrows and discontinuity surfaces.
Myers Cave Marble Breccia Barrie Miscellaneous Stone Roadside visit by Southern Ontario RGP staff to view the carbonate-clast breccia within the Myers Cave Formation.
Mazinaw Occurrence Barrie Antimony, Lead, Zinc Visited by the Southern Ontario DG, RRG and RLUG as part of a field trip on carbonate-hosted zinc mineralization in the Grenville Province. Located rock dump pile underneath powerline.
Ackerman property Marmora Gold Visited by the Southern Ontario RLUG, RRG, DG, and DGA for reconnaissance.
Kingdon Mine Fitzroy Lead, Zinc Visited by the Southern Ontario DG, RRG and RLUG as part of a field trip on carbonate-hosted zinc mineralization in the Grenville Province. Historic workings and 3 shafts were located, as well as tailings and slag piles. A sample of the tailings was collected.
Long Lake Zinc Mine Olden Lead, Silver, Zinc Visited by the Southern Ontario DG, RRG and RLUG as part of a field trip on carbonate-hosted zinc mineralization in the Grenville Province. Observed rock piles, stripped outcrops, and adit entrance. Mineralized samples from piles collected.
Marsh Ore Bed Marmora Iron, Magnetite, Titanium, Vanadium Visited by the SO DG and summer student. Waste pile samples of massive magnetite were collected, and spatial data for the occurrence will be updated.
Triana - Craig Tudor Copper, Nickel Reconnaissance trip to assess site access.
Bruce Peninsula Field Trip Albemarle Dolostone, Fossil Specimen Field trip completed by SO RGP staff and NE-SO Mineral Inventory Compilation Geoscientist.
Hwy 62 Roadcut Field Trip Grimsthorpe Field trip completed by SO RGP staff, SO Regional Land Use Geologist, and NW RLUG.
Road Section Slate Marmora Slate Visited by the Southern Ontario RLUG, RRG, DG, and DGA for reconnaissance. Corrected spatial data in the Ontario Mineral Inventory. The old roadcut features a lesser known outcropping of the angular unconformity of the Shadow Lake formation over steeply-dipping Precambrian slate.


For further information contact the Southern Ontario District Resident Geologist Office

Updated February 2024