Ontario Geological Survey
Permanent Link to this Record:
MDI42A09SE00035
Record Name(s) | Gabbro - 1990 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Occurrence |
Date Created | 1990-Nov-12 |
Date Last Modified | 2022-Sep-27 |
Created By | |
Revised By |
Primary Commodities: Gold
Township or Area: McCool
Latitude: 48° 34' 42.32" Longitude: -80° 7' 9.49"
UTM Zone: 17 Easting: 564957.878 Northing: 5380966.978 UTM Datum: NAD83
Resident Geologist District: Kirkland Lake
NTS Grid: 42A09SE
Point Location Description: Pits And Trenches
Location Method: Conversion from MDI
Access Description: A point 1.70 km east and 3.85 km north of the southwest corner of McCool Twp.
Pre- 1953: Pits and trenches exposed a heavily carbonatized shear developed in gabbro (Satterly 1953).
Dec 07, 2005 (C Salo) - Satterly (1953) reported that pits and trenches in lot 10, concession III, McCool Township expose a 20 foot wide carbonatized shear which strikes 087. The shear is reported to be developed in gabbro and hosts quartz stringers up to 2 inches in width and carbonatized and variably pyritic feldspar porphyry. A grab sample of pyrite porphyry is reported by Satterly to have yielded traces of gold.
Rock Type | Rank | Composition | Texture | Relationship | Gabbro | 1 | Gabbro | Near |
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Feldspar Porphyry | 2 | Pyrite | Host |
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
1 | Quartz | Economic | Gangue | ||||
2 | Pyrite | Economic | Gangue |
Dec 07, 2005 (C Salo) - Satterly (1953) reported that pits and trenches in lot 10, concession III, McCool Township expose a 20 foot wide carbonatized shear which strikes 087. The shear is reported to be developed in gabbro and hosts quartz stringers up to 2 inches in width and carbonatized and variably pyritic feldspar porphyry. A grab sample of pyrite porphyry is reported by Satterly to have yielded traces of gold.
Map - Geological series, preliminary results of bedrock samples from the sonic drilling, 1985, Lake Abitibi-Matheson area, District of Cochrane
Publication Number: P2986 Scale: 1:100,000 Date: 1986
Author: Jensen L.S., Steele K.G., McClenaghan M.B., Baker C.L.
Publisher Name: Ontario Geological Survey
Location:
Map - Black River-Matheson Area
Publication Number: OFM0013 Scale: 1:15,840 Date: 1985
Author: Johnstone R.M., Trowell N.F.
Publisher Name:
Location:
Part - Geology of McCool Township
Publication Number: ARV61-05 Page: 28 Date: 1997
Author: Satterly J.
Publisher Name: Ontario Dept. of Mines
Location:
Folio - McCool Township, District of Cochrane
Publication Number: GDIF380 Date: 1997
Author: Kirkland Lake RGO
Publisher Name: Ontario Geological Survey
Location:
Map - Geological series, bedrock samples from the sonic drilling program 1987, Matheson area, District of Cochrane
Publication Number: P3114 Scale: 1:100,000 Date: 1989
Author: Johnstone R.M., Sutcliffe R.H., Steele K.G., Baker C.L., McClenaghan M.B.
Publisher Name: Ontario Geological Survey
Location:
Map - Geophysical/geochemical series, Matheson-Black River area, Michaud Township, airborne electromagnetic survey, total intensity magnetic survey, District of Cochrane
Publication Number: M80597 Scale: 1:20,000 Date: 1984
Author: Questor Surveys Ltd.
Publisher Name: Ontario Geological Survey
Location:
Mono - Mineral occurrences, deposits, and mines of the Black River-Matheson area
Publication Number: OFR5735 Page: 874-876 Date: 1990
Author: Bath A.C.
Publisher Name: Ontario Geological Survey
Location:
Article - Black River-Matheson economic geologist program
Publication Number: MP126.058S Page: 301-311 Date: 1997
Author: Bath A.C.
Publisher Name: Ontario Geological Survey
Location:
Article - Precambrian geology of the Black River-Matheson (BRIM) area, District of Cochrane
Publication Number: MP126.056S Page: 291-296 Date: 1997
Author: Johnstone R.M., Trowell N.F.
Publisher Name: Ontario Geological Survey
Location:
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For detailed information regarding this mineral record please contact the Kirkland Lake Resident Geologist District Office