Ontario Geological Survey
Permanent Link to this Record:
MDI31F07SW00007
Record Name(s) | Cotters Lake - 1952 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Discretionary Occurrence |
Date Created | 1985-Dec-08 |
Date Last Modified | 2022-Apr-26 |
Created By | |
Revised By |
Primary Commodities: Feldspar (Nonmetals)
Township or Area: Brougham
Latitude: 45° 20' 12.61" Longitude: -76° 55' 37.6"
UTM Zone: 18 Easting: 349007.001 Northing: 5022176.005 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F07SW
Point Location Description: approximate
Location Method: Data Compilation
Access Description: Pegmatites are most abundant along the SE side of a band of nepheline-albite gneiss.
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
Dec 07, 2005 (C Papertzian) - Mineral location - scapolite.
Rock Type | Rank | Composition | Texture | Relationship | Gneiss-Unsubdivided | 1 | Nepheline-Albite | Contains |
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Pegmatite | 2 | Host |
May 03, 2011 (A Wilson) - Numerous dikes and sills of pink pegmatite occur along the southeastern edge of a band of nepheline-albite gneiss. The largest dike is a steeply dipping sill about 15 ft thick and 250 feet long.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
1 | Feldspar | Economic | Ore | ||||
2 | Scapolite | Economic | Ore |
May 03, 2011 (A Wilson) - Euhedral crystals of scapolite up to 1 inch across and 3 inches long occur within a pegmatite.
Rank | Classification |
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1 | Pegmatite |
Rank | Characteristic |
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1 | Intrusive |
Publication - Renfrew map-area, Renfrew and Lanark counties, Ontario; Geological Survey of Canada, Paper 51-27
Publication Number: Paper 51-27 Page: 30 Date: 1951
Author: Quinn, H.A.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/101377
MonoMap - Industrial minerals of the Pembroke-Renfrew area, part 2
Publication Number: MDC022 Page: 167-168 Date: 1981
Author: Storey C.C., Vos M.A.
Publisher Name: Ontario Geological Survey
Location:
MonoMap - Industrial minerals of the Algonquin region
Publication Number: OFR5425 Page: 55 Date: 1983
Author: Martin W.
Publisher Name: Ontario Geological Survey
Location:
Map - Geological series, industrial minerals of the Pembroke-Renfrew area, southern Ontario
Publication Number: P2209 Scale: 1:126,720 Date: 1980
Author: Vos M.A., Storey C.C.
Publisher Name: Ontario Geological Survey
Location:
Map - Geological series, Renfrew area, eastern part, southern Ontario
Publication Number: P1838 Scale: 1:63,360 Date: 1978
Author: Lumbers S.B., Vertolli V.M.
Publisher Name: Ontario Geological Survey
Location:
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