Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI000000002408

Record: MDI000000002408

General

Mineral Record Identification
Record Name(s) Chard-Dillman Heron Pond - 1994
Related Record Type
Related Record(s)
Record Status Occurrence
Date Created 2020-May-29
Date Last Modified 2022-Nov-23
Created By
Revised By

Commodities

Primary Commodities: Gold, Silver

Secondary Commodities: Zinc, Arsenic, Tungsten



Location

Township or Area: Grimsthorpe

Latitude: 44° 48' 44.85"    Longitude: -77° 26' 3.42"

UTM Zone: 18    Easting: 307516   Northing: 4965000    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31C14SW

Point Location Description: Trench B coordinates, report 20000015817

Location Method: Based on Assessment

Access Description: From Madoc travel for 35 KM north on Hwy 62, turn right at Weslemkoon Lake Road intersection and drive for about 7.5 Km and turn righ at Skootamatta Lake Forest Access Road and drive toward SE for about 14 KM to southern part of Chard-Dillman Black River South property.



Exploration History

1991-2003 J.M. Chard and R.J. Dillman: prospecting, stripping, trenching, soil sampling and assays. 2011-2017 Union Glory Limited: prospecting, trenching, ground geophysical surveys, soil and rock sampling and assays. 2021 J. Renaud and R.J. Dillman: prospecting, rock sampling and assays to expand mineralization in the Heron Pond Zone.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
16727 20000015817 20000015817
2.56611 20000014679 20000014679
2.47418 20000006122 20000006122
2.50733 20000006521 20000006521
2.53557 20000007931 20000007931
2.53702 20000007941 20000007941
OP91-535 31C14SW0009 31C14SW0009
OP92-235 31C14SW0014 31C14SW0014
2.16106 31C14SW0011 31C14SW0011
OP93-052 31C14SW0007 31C14SW0007
2.15148 31C14SW8620 31C14SW8620
63.6302 31C14SW8621 31C14SW8621
77409 20000020367 20000020367

Geology

Province: Grenville

Subprovince: Central Metasedimentary Belt

Terrane: Elzevir

Domain: Grimsthorpe

Geological Age: Mesoproterozoic   Geochronological Age: 1279 +/13   Geochron. Age Ref.: OFR6145.014, Easton, R.M. 2004

Metamorphism Type: Both

Metamorphism Grade: Variable



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Vein 1 Quartz Sugary Contains
Schist-Unsubdivided 2 Schist Sheared And/Or Silicified Host

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1ArsenopyriteEconomicOre
2PyriteEconomicOre
3SphaleriteEconomicOre
ChloriteAlterationChloritic1MediumDisseminated

Mineral Record Details

References

Data - Geological, Geochemical and Geophysical Data from Western Grimsthorpe Domain, Grenville Province, Ontario

Publication Number: MRD213 Date: 2008

Author: Easton R.M.

Publisher Name: Ontario Geological Survey

Location:


Map - Geology of the Grimsthorpe Area, Hastings and Lennox and Addington Counties, Grenville Province

Publication Number: P3267 Scale: 1:20,000    Date: 1994

Author: Easton R.M., Ford F.D.

Publisher Name: Ontario Geological Survey

Location:


Part - Geology of the Grimsthorpe-Barrie Area

Publication Number: ARV51-04.001 Date: 1998

Author: Meen V.B.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Precambrian Geology of the Western Grimsthorpe Domain, Grenville Province

Publication Number: P3600 Scale: 1:50,000    Date: 2008

Author: Easton R.M.

Publisher Name: Ontario Geological Survey

Location:


Mono - Preliminary report on the geology of Grimsthorpe and Elzevir townships, Hastings County

Publication Number: PR1940-05 Date: 1998

Author: Meen V.B.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Exploration for gold in southeastern Ontario, 1980-1990

Publication Number: OFR5808 Date: 1991

Author: LeBaron P.S.

Publisher Name: Ontario Geological Survey

Location:


MonoMap - Geology of the Grimsthorpe Area, Hastings and Lennox and Addington Counties, Grenville Province

Publication Number: OFR5894 Date: 1994

Author: Easton R.M., Ford F.D.

Publisher Name: Ontario Geological Survey

Location:


Article - Geology, Tectonic History and Controls on Gold Mineralization in the Western Grimsthorpe Domain, Central Metasedimentary Belt, Grenville Province

Publication Number: OFR6145.014 Date: 2004

Author: Easton R.M.

Publisher Name: Ontario Geological Survey

Location:


Article - Geology and Mineral Potential of the Western Grimsthorpe Domain, Grenville Province: Insights from Examination of Archived Diamond-Drill Core

Publication Number: OFR6192.015 Date: 2006

Author: Easton R.M.

Publisher Name: Ontario Geological Survey

Location:


Article - Timing of Gold Mineralization in the Western Grimsthorpe Domain, Central Metasedimentary Belt, Grenville Province

Publication Number: OFR6172.015 Date: 2005

Author: Easton R.M., Kamo S.L.

Publisher Name: Ontario Geological Survey

Location:


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For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office