Ministry of Energy and Mines
| OMI Number | Status | Name | Primary Commodity | Secondary Commodity |
|---|---|---|---|---|
| MDI30M12SE00002 | Past Producing Mine Without Reserves Or Resources | Canada Brick - Cooksville Quarry | Shale (Structural Material) | Shale (Building Stone), Shale (Crushed Stone) |
| MDI30M05NE00002 | Producing Mine | St.Lawrence Cement- Mississauga Quarry | Shale (Crushed Stone) | |
| MDI30M12SE00005 | Past Producing Mine Without Reserves Or Resources | Canada Brick - Mcfarren Quarry | Shale (Structural Material) | |
| MDI30M12SE00004 | Past Producing Mine Without Reserves Or Resources | Canada Brick - Britania Quarry | Shale (Structural Material) | Clay |
| Publication | Year | Title | Scale |
|---|---|---|---|
| M2042 | 1963 | Distribution of chert in gravels of southern Ontario | 1013760 |
| M2599 | 1992 | Shaded image of vertical gravity gradient of Ontario, southern sheet | 1000000 |
| P2943 | 1986 | Petroleum resources map, isopach Silurian Whirlpool sandstone, Regional Municipality of Halton, southern Ontario | 100000 |
| P2715 | 1984 | Physiography of southern Ontario | 600000 |
| P1235 | 1977 | Proposed high priority industrial mineral resources effective reserve areas, Niagara Escarpment planning area (NEPA) | 250000 |
| P2640 | 1984 | Petroleum resources map, isopach Trenton Group, north central area, southern Ontario | 250000 |
| P0102 | 1961 | Metropolitan Toronto bedrock contours | 24000 |
| P2840 | 1986 | Compilation series, geochronology compilation map for Ontario, sheet 1: southern Ontario; Grenville province and environs, Ar-Ar and K-Ar isotopic systems | 1013760 |
| P1100 | 1976 | Mineral deposits series, mineral potential map of Ontario, 1976, southern sheet, southern Ontario and District of Nipissing | 1013760 |
| P2634 | 1984 | Petroleum resources map, structure top Black River Group, north central area, southern Ontario | 250000 |
| P2301 | 1980 | Mineral deposits series, vein silver deposits of Ontario, southern sheet, southern Ontario, and District of Nipissing | 1013760 |
| P2651 | 1984 | Petroleum resources map, structure top Shadow Lake Formation, south central area, southern Ontario | 250000 |
| M2595 | 1991 | Bouguer gravity of Ontario, southern sheet | 1000000 |
| P2945 | 1986 | Petroleum resources map, isopach Silurian Whirlpool sandstone, Regional Municipality of Peel, southern Ontario | 100000 |
| ARM17B | 1908 | Map of the iron industry of Ontario, showing location of iron deposits, also iron and steel works | 5068800 |
| ARM13C | 1904 | Lake Iroquois | 699145 |
| P2841 | 1986 | Compilation series, geochronology compilation map for Ontario, sheet 2: southern Ontario; Grenville province and environs, Rb-Sr, Nd-Sm, U-Pb, and other isotopic systems | 1013760 |
| ARM37N-01 | 1928 | Section A-B-C, Bothwell to Buffalo, showing Norfolk, Haldimand and Welland gas fields | 380160 |
| P2591 | 1983 | Industrial minerals of Ontario | 1500000 |
| P3321 | 1995 | Known Kimberlites of Eastern Ontario | 50000 |
| P3533 | 2004 | Tectonometamorphic Map of Ontario | 500000,500000 |
| M2190 | 1970 | Ontario geology and principal minerals | 4224000 |
| M2196 | 1971 | Ontario geological map, explanatory text, legend, diagrams, title, scale | 1013760 |
| M1927A | 1927 | [Ontario: index map showing maps accompanying Annual Reports 1891-1927] | 2217600 |
| M1939A | 1939 | [Ontario: index map showing maps accompanying Annual Reports 1891-1939] | 1900800 |
| M1946-03 | 1946 | Geological map of the Province of Ontario | None |
| M1953A | 1953 | Mineral map of the Province of Ontario | 1267200 |
| M1957A | 1957 | Mineral map of the Province of Ontario | 1267200 |
| M1958A | 1958 | Ontario Province map showing geological maps published by the Ontario Department of Mines, 1891-1958 | 1267200 |
| M1958B | 1958 | Geological map of the Province of Ontario | 1267200 |
| M2024 | 1963 | Ontario mineral map | 1584000 |
| M2103 | 1966 | Ontario geology and principal minerals | None |
| M2148 | 1968 | Ontario mineral map | 1584000 |
| M2211 | 1971 | Ontario, geology and principal mineral collecting localities | 4224000 |
| M2310 | 1974 | Ontario mineral map | 1584000 |
| M2358 | 1976 | Clay and shale deposits of Ontario | 2000000 |
| M2389 | 1977 | Ontario, geology and principal minerals | 4224000 |
| M2391 | 1979 | Ontario geological map, explanatory text, legend, diagrams, title, scale | 0 |
| M2440 | 1981 | Geological highway map, northern Ontario | 1600000 |
| M2472 | 1985 | Ontario mineral map | 1584000 |
| M2505 | 1986 | Mines and Minerals Division, administrative areas and offices | 1584000 |
| M2506 | 1986 | Geological highway map, northern Ontario | 1600000 |
| M2545 | 1991 | Bedrock geology of Ontario, explanatory notes and legend | 0 |
| M2579 | 1992 | Chart A-Archean tectonic assemblages, plutonic suites, and events in Ontario | 0 |
| M2580 | 1992 | Chart B-Archean tectonic assemblages, plutonic suites, and events in Ontario | 0 |
| M2581 | 1992 | Chart C-Proterozoic tectonic assemblages, plutonic suites, and events in Ontario | 0 |
| M2582 | 1992 | Chart D-Paleozoic and Mesozoic depositional sequences and events in Ontario/Distribution of Paleozoic and Mesozoic depositional sequences | 0 |
| M2583 | 1992 | Tectonic assemblages of Ontario, explanatory notes and legend | 0 |
| P0413 | 1967 | Industrial mineral resources, Brampton area, west sheet, southern Ontario | 50000 |
| M1960C | 1960 | Ontario limestone industries | 1267200 |
| P1229 | 1977 | Mineral deposits series, gold deposits of Ontario, southern sheet, southern Ontario, and District of Nipissing | 1013760 |
| M2040 | 1963 | Distribution of siltstone in gravels of southern Ontario | 1013760 |
| P2897 | 1986 | Petroleum resources map, structure top Rochester Formation, Regional Municipality of Peel, southern Ontario | 100000 |
| M2441 | 1979 | Geological highway map, southern Ontario | 800000 |
| P2892 | 1986 | Petroleum resources map, structure top Rochester Formation, Regional Municipality of Halton, southern Ontario | 100000 |
| ARM37N-02 | 1928 | Section D-E, Cassidy's Point to Thorold, showing Welland gas field | 190080 |
| P3010 | 1988 | Petroleum resources map, isopach top Guelph to top Rochester, Regional Municipality of Halton, southern Ontario | 100000 |
| ARM37N-05 | 1928 | Section J-K, Sparta to Mitchell | 633600 |
| P0414 | 1967 | Industrial mineral resources, Brampton area, east sheet, southern Ontario | 50000 |
| M2337 | 1976 | Paleozoic geology, Brampton, southern Ontario | 50000 |
| M2587 | 1991 | Shaded image of total magnetic field of Ontario, southern sheet | 1000000 |
| ARM37M-01 | 1928 | Part of southern Ontario showing gas fields and lines of equal thickness in the Clinton Formation | 250000 |
| P3171 | 1990 | Quaternary geology, Brampton area | 50000 |
| P2664 | 1984 | Petroleum resources map, isopach Shadow Lake Formation to Precambrian, north central area, southern Ontario | 250000 |
| ARM46G | 1937 | Natural gas fields in the Guelph and Medina (Grimsby) formations, southwestern Ontario | 1267200 |
| P0800 | 1972 | Great Lakes-Ottawa River, aeromagnetic compilation map, Algoma, Sudbury, Timiskaming, Nipissing, and Manitoulin districts and southern Ontario | 1013760 |
| P2399 | 1981 | Recommended high priority mineral resource protection areas, proposed Niagara Escarpment planning area (PNEPA) | 250000 |
| ARM27B | 1918 | Sand and gravel producing areas in southern Ontario | 2217600 |
| ARM39C | 1930 | Key map of part of the Province of Ontario showing location of plants for the production of heavy clay products | 1013760 |
| P2204 | 1980 | Geological series, Quaternary geology, Toronto and surrounding area, southern Ontario | 100000 |
| ARM25B | 1916 | Part of Ontario showing the locations of lead and zinc deposits | 2217600 |
| M2130 | 1967 | Principal clay areas of southern Ontario and the clay products industry dependent on clay | 1013760 |
| M2591 | 1991 | Vertical magnetic gradient of Ontario, southern sheet | 1000000 |
| M2179 | 1969 | Brampton area, southern Ontario, drift thickness sheet | 63360 |
| P2645 | 1984 | Petroleum resources map, isopach Black River Group, south central area, southern Ontario | 250000 |
| ARM40G | 1931 | Natural gas pipe lines in southwestern Ontario | 633600 |
| M2041 | 1963 | Distribution of shale in gravels of southern Ontario | 1013760 |
| OFM0162 | 1991 | Extension of Grenville basement beneath southwestern Ontario, rock types and tectonic subdivisions | 1013760 |
| M2264 | 1972 | Ontario limestone quarries, 1971 | 1013760 |
| P3015 | 1988 | Petroleum resources map, isopach top Guelph to top Rochester, Regional Municipality of Peel, southern Ontario | 100000 |
| ARM45F | 1936 | Lake Iroquois and related ice front at the time of the Rome Outlet | 316800 |
| P2280 | 1979 | Location and classification of sites in Brant County, regional municipalities of Peel and Halton, and Wellington County, southern Ontario | 126720 |
| P2499 | 1982 | Petroleum resources map, oil and gas pools and pipelines of southwestern Ontario, southern Ontario | 250000 |
| M2254 | 1972 | Paleozoic geology of southern Ontario showing bedrock industrial mineral producers | 1013760 |
| P1044 | 1975 | Mineral deposits series, iron deposits of Ontario, southern sheet, southern Ontario and District of Nipissing | 1013760 |
| M08411G | 1987 | Geophysical series, Brampton, Lake Ontario, airborne magnetic, total field | 50000 |
| ARM37N-04 | 1928 | Section H-I, Walpole to Puslinch, showing Onondaga oil field and Springvale gas field | 380160 |
| P3072 | 1987 | Geological series, Quaternary geology, Brampton area, western half, southern Ontario | 50000 |
| P1247 | 1977 | Mineral deposits series, molybdenum deposits of Ontario, southern sheet, southern Ontario, and District of Nipissing | 1013760 |
| P0972 | 1975 | Mineral deposits series, uranium and thorium deposits of Ontario, southern sheet, southern Ontario and District of Nipissing | 1013760 |
| M08413G | 1987 | Geophysical series, Hamilton - Burlington, Lake Ontario, airborne magnetic, total field | 50000 |
| ARM37M-03 | 1928 | Part of southern Ontario showing gas fields and lines of equal thickness in the Whirlpool (White Medina) Formation | 250000 |
| M2117 | 1966 | Paleozoic geology of southern Ontario, showing bedrock industrial mineral producers | 1013760 |
| P2657 | 1984 | Petroleum resources map, structure top Precambrian, south central area, southern Ontario | 250000 |
| P0953 | 1974 | Geological series, Paleozoic geology of the Brampton area, southern Ontario | 50000 |
| M2131 | 1967 | Principal shale areas of southern Ontario and the clay products industry dependent on shale | 1013760 |
| M2183 | 1969 | Ontario marl deposits | 1013760 |
| M80612 | 1983 | Geochemical series, The southwest Ontario geochemical survey as an example of the micromodule approach to regional geochemical mapping, southern Ontario | 0 |
| P2652 | 1984 | Petroleum resources map, structure top Shadow Lake Formation, north central area, southern Ontario | 250000 |
| M2111 | 1968 | Pleistocene geology of Etobicoke Township, southern Ontario | 31680 |
| M2059 | 1964 | Ontario limestone quarries, 1963 | 1013760 |
| P0495 | 1968 | Hamilton sheet, southern Ontario, drift thickness series | 63360 |
| M2176 | 1969 | Brampton area, southern Ontario, industrial mineral resources sheet | 63360 |
| P2605 | 1983 | Geological series, Quaternary geology, Hamilton area, southern Ontario | 50000 |
| P2627 | 1984 | Petroleum resources map, structure top Trenton Group, south central area, southern Ontario | 250000 |
| OFR5328 | 1982 | Mineral potential map of Ontario, southern sheet, southern Ontario and District of Nipissing | 1013760 |
| P2663 | 1984 | Petroleum resources map, isopach Shadow Lake Formation to Precambrian, south central area, southern Ontario | 250000 |
| M2039 | 1963 | Distribution of limestone, dolomite and Precambrian pebbles in gravels of southern Ontario | 1013760 |
| P1063 | 1975 | Mineral deposits series, nickel deposits of Ontario, southern sheet, southern Ontario and District of Nipissing | 1013760 |
| P2424 | 1981 | Mineral deposits series, uranium and thorium deposits of Ontario, southern sheet, southern Ontario and Nipissing, Muskoka, Parry Sound, Sudbury, and Manitoulin districts | 1013760 |
| M07334G | 1970 | Geophysical series, Toronto, Ontario, airborne magnetic total field | 253440 |
| M2197 | 1971 | Ontario geological map, southern sheet | 1013760 |
| M2336 | 1976 | Paleozoic geology, Hamilton, southern Ontario | 50000 |
| M2038 | 1963 | Sand and gravel pits in southern Ontario | 1013760 |
| M2544 | 1991 | Bedrock geology of Ontario, southern sheet | 1000000 |
| M2556 | 1991 | Quaternary geology of Ontario, southern sheet | 1000000 |
| ARM37M-02 | 1928 | Part of southern Ontario showing gas fields and lines of equal thickness in the Grimsby (Red Medina) Formation | 250000 |
| P2639 | 1984 | Petroleum resources map, isopach Trenton Group, south central area, southern Ontario | 250000 |
| P2658 | 1984 | Petroleum resources map, structure top Precambrian, north central area, southern Ontario | 250000 |
| M80715 | 1984 | Geochemical series, the southwestern Ontario geochemical survey as an example of the micromodule quarter approach to regional geochemical mapping, southern Ontario | 0 |
| M2392 | 1978 | Ontario geological map, southern sheet | 1013760 |
| M2509 | 1986 | Quaternary geology, Hamilton area, southern Ontario | 50000 |
| M2418 | 1978 | Geological highway map, southern Ontario | 800000 |
| M2034 | 1964 | Bedrock topography of the Hamilton area, southern Ontario | 63360 |
| ARM32F | 1923 | Southwestern Ontario showing top of the Trenton Formation by structure contours | 1013760 |
| M2226 | 1972 | Physiography of the south central portion of southern Ontario | 253440 |
| P2633 | 1984 | Petroleum resources map, structure top Black River Group, south central area, southern Ontario | 250000 |
| ARM37N-06 | 1928 | Section L-M | 316800 |
| M2578 | 1992 | Tectonic assemblages of Ontario, southern sheet | 1000000 |
| M2033 | 1963 | Pleistocene geology of the Hamilton area, southern Ontario | 63360 |
| M2184 | 1969 | Sand and gravel pits in southern Ontario 1967-1968 | 1013760 |
| P2646 | 1984 | Petroleum resources map, isopach Black River Group, north central area, southern Ontario | 250000 |
| P2628 | 1984 | Petroleum resources map, structure top Trenton Group, north central area, southern Ontario | 250000 |
| M2223 | 2005 | Quaternary Geology of the Brampton Area | 50000 |
| ARM41G | 1932 | The Pleistocene of the Toronto region | 63360 |
| ARM37N-03 | 1928 | Section F-G, Lake Erie to Grimsby, showing Eastern Haldimand gas field | 190080 |
| Publication | Year | Title |
|---|---|---|
| MRD219 | 2007 | Paleozoic Geology of Southern Ontario |
| MRD018 | 1991 | Ternary Plots Using Lotus 1-2-3 |
| MRD022 | 1996 | Grade-Tonnage Data for the Mineral Deposits Models Described in OFR 5945 |
| MRD037 | 1998 | Ontario Geological Survey Poster Displays - PDAC March 1998 |
| MRD075 | 2001 | Geochronology Data for Ontario |
| MRD086 | 2001 | A Compilation of References for Kimberlite, Diamond and Related Topics |
| MRD100 | 2002 | Magmatic Ni-Cu +/- PGE Occurrences and Mafic-Ultramafic Bodies in Ontario |
| MRD101 | 2003 | Summary of Clinopyroxene Data |
| MRD126-REV1 | 2011 | 1:250 000 Scale Bedrock Geology of Ontario |
| MRD134 | 2004 | Detectability of Mineral Deposits with Airborne Gravity Gradiometry |
| MRD138 | 2004 | Airborne Hyperspectral Surface Mapping over Exposed and Covered Mineral Belts in Ontario |
| MRD139 | 2004 | Demonstration Surveys of the Distributed Acquisition (MT/IP) Method Earth Imaging Technology |
| MRD142 | 2004 | Lineament Extraction from Digital Elevation Model (DEM) for the Province of Ontario |
| MRD153 | 2005 | Ontario Geochemistry and Indicator Mineral Database |
| MRD164 | 2005 | Three Dimensional Surficial Geochemistry |
| MRD165 | 2005 | Use of a Soil Gas Hydrocarbon Technique to Differentiate Barren Graphitic and Sulphidic Conductors from Ore-Bearing Conductors |
| MRD166 | 2005 | Gedex Airborne Gravity Gradiometer (AGG) System |
| MRD169 | 2005 | Development of a High Bandwidth Frequency Domain EM System |
| MRD170 | 2005 | Geochemical Detection of Disseminated Palladium Mineralization in Ontario |
| MRD172 | 2005 | Development of Methods and Technology for the Discovery of New Resources Around Existing Mine Infrastructure |
| MRD175 | 2005 | Downhole Seismic Imaging Method: A New Tool for Deep Mineral Exploration |
| MRD176 | 2005 | Development and Demonstration of Novel Field-Portable Sample Preparation Methods for On-Site Geochemical Analysis |
| MRD177 | 2005 | Detectability of Mineral Deposits With Potential Field Methods |
| MRD178 | 2005 | Development and Evaluation of a 3D Vector Orientation Software Illustrated With Triaxial Gradient Magnetic Data |
| MRD179 | 2005 | Development of a Relational Physical Rock Property Database |
| MRD181 | 2005 | Detectability of Mineral Deposits With Electrical Resistivity and Induced Polarization Methods |
| MRD183 | 2006 | Development of a New Helicopter TEM System for Mineral Exploration |
| MRD185 | 2005 | A New Aircraft Compensation System for Magnetic Terrains |
| MRD216 | 2007 | Geology of the Canadian Shield in Ontario: An Update |
| MRD249 | 1987 | Whole-Rock Geochemistry of Komatiitic and Ultramafic Rocks: Data from the Komatiite Database Project |
| MRD250 | 1993 | Data from the PETROCH Lithogeochemical Database |
| MRD252 | 1995 | Digital Bedrock Mapping Symbols |
| MRD253 | 2000 | Digital Line Standards for Maps |
| MRD269 | 2010 | Abstracts, 11th International Platinum Symposium, 21-24 June 2010, Sudbury, Ontario, Canada |
| MRD270 | 1989 | OGS FIELDLOG (circa 1989) - Software for Geologists |
| MRD371 | 2018 | Ontario Specific Gravity Data for Bedrock Samples Acquired from 1970 to 2014 |
| GDS1035 | 2003 | Single Master Gravity and Aeromagnetic Data for Ontario, ASCII, Excel and Access formats. |
| GDS1036 | 2003 | Single Master Gravity and Aeromagnetic Data for Ontario, Geosoft Format |
| MRD326 | 2015 | Geological, Geochemical and Geophysical Data from the Ordovician Shales Drilling Program and the Regional Sampling Program, Southern Ontario |
| GRS019 | 2019 | A Three-Dimensional Geological Model of the Paleozoic Bedrock of Southern Ontario |
| GRS008 | 2008 | An Investigation of the Buried Bedrock Valley Aquifer System in the Schomberg Area of Southern Ontario |
| GRS017 | 2018 | Geospatial Distribution of Selected Chemical, Bacteriological and Gas Parameters Related to Groundwater in Southern Ontario |
| GRS020 | 2022 | Interpolation of Tritium Concentrations in Shallow, Modern Groundwaters of Southern Ontario |
| GeochrON | 2019 | Geochronology Inventory of Ontario2019 |
| ARO | 2021 | Aggregate Resources of Ontario (ARO2020) |
| MRD092 | 2001 | Results of Firing and Properties Testing, Queenston Formation Shale, Southern Ontario |
| MRD297 | 2012 | Aggregate Test Results for Various Rock Types in Ontario |
| MRD207 | 2006 | Bedrock Topography and Overburden Thickness Mapping, Southern Ontario |
| MRD077 | 2001 | Geochemistry of Queenston Formation Samples from Outcrops, Quarries and Drill Cores, Southern Ontario |
| MRD228 | 2007 | Physiography of Southern Ontario |
| GRS005 | 2008 | Karst of Southern Ontario and Manitoulin Island |
| MRD107 | 2002 | Geochemistry of Selected Ordovician and Silurian Shale Samples from Outcrops, Quarries and Drill Cores, Southern Ontario |
| MRD302 | 2012 | Preliminary Data Release, Southern Ontario Stream Sediment Geochemistry Survey |
| MRD276 | 2011 | Regional Structure and Isopach Maps of Potential Hydrocarbon-Bearing Strata for Southern Ontario |
| MRD301 | 2012 | Geochemical, Mineralogical and Brick Testing Results for Shale Resources of Southern Ontario |
| MRD204 | 2006 | An Updated Guide to the Subsurface Paleozoic Stratigraphy of Southern Ontario |
| MRD283-REV2 | 2021 | Ambient Groundwater Geochemical and Isotopic Data for Southern Ontario, 20072019 |
| GRS006 | 2007 | Groundwater Resources of the Credit River Watershed |
| MRD128-REV | 2010 | Surficial Geology of Southern Ontario |
| EDS022 | 1993 | Topographic Base Map: Seamless Coverage of the Province of Ontario |
| EDS006-REV | 2000 | Bedrock Geology, Seamless Coverage of the Province of Ontario |
| EDS011 | 1993 | Tectonic Assemblages, Seamless Coverage of the Province of Ontario |
| EDS012 | 2004 | Townships and Unorganized Area Fabric for Ontario |
| EDS013-REV1 | 2005 | Ontario Drill Hole Database--December 2005 Release |
| EDS014-REV | 2000 | Quaternary Geology, Seamless Coverage of the Province of Ontario |
| ODHD | 2016 | Ontario Drill Hole Database |
| GRS021 | 2023 | Ambient Groundwater Geochemistry Field Methods and Procedures |
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For detailed information regarding geoscience data in this area please contact the Southern Ontario District Resident Geologist Office.