Ontario Geological Survey
Permanent Link to this Record:
MDI000000001865
Record Name(s) | General Electric Company - 1905 |
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Related Record Type | |
Related Record(s) | |
Record Status | Past Producing Mine Without Reserves or Resources |
Date Created | 1983-Mar-22 |
Date Last Modified | 2022-Jun-29 |
Created By | |
Revised By |
Primary Commodities: Mica
Township or Area: South Sherbrooke
Latitude: 44° 46' 53.11" Longitude: -76° 30' 40.01"
UTM Zone: 18 Easting: 380449 Northing: 4959780 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31C15SE
Point Location Description: pit adjacent to railway tracks north of Davern Lake
Location Method: AMIS Site Visit
Access Description: North of CPR lines and west south-west of Feldspar Station.
1905: General Electric Company – mine in production
Province: Grenville
Subprovince: Central Metasedimentary Belt
Terrane: Frontenac
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Marble | 1 | Calcitic | Host |
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Gneiss-Unsubdivided | 2 | Garnetiferous | Adjacent | |
Pyroxenite | 3 | Pyroxenite | Adjacent |
Sep 18, 2015 (A Wilson) - The deposit is located at the contact between medium-grained garnetiferous gneiss and medium to coarse grained granoblasitc calcite marble. The mica is associated with leads of pink calcite.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
1 | Phlogopite | Economic | Ore | ||||
2 | Calcite | Economic | Gangue |
Sep 18, 2015 (A Wilson) - A fissure lead of mica with pink calcite cuts green pyroxenite. The lead at the bottom of the main pit is 3.5 feet wide. The lead strikes N20ºW and dips 80ºE. The mica is inclined to ribbon-structure and is impaired by layers of calcite between the laminae..
Rank | Classification |
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1 | Vein |
Rank | Characteristic |
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1 | Vein |
Publication - Mineral Occurrences of Lanark (unpublished)
Publication Number: Page: 169 Date: 1944
Author: Satterly, J.
Publisher Name: Ontario Department of Mines
Location: Tweed RGP
Mono - Phlogopite mica in Ontario
Publication Number: MDC008 Page: 78 Date: 1968
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
MonoMap - Geological notes for maps nos. 2053 and 2054, Madoc-Gananoque area
Publication Number: S012 Page: 25 Date: 1997
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Gananoque area, Ontario
Publication Number: M2054 Scale: 1:126,720 Date: 1998
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Publication - Mica; Canada Mines Branch, Publication 701
Publication Number: CMB Pub 701 Page: 72 Date: 1929
Author: Spence, H.S.
Publisher Name: Canadian Dept. of Mines, Mines Branch
Location:
Publication - Mica, its occurrence, exploitation and uses; Canada Mines Branch, Publication no. 118
Publication Number: CMB Pub 118 Page: 185 Date: 1912
Author: de Schmid, H. S.
Publisher Name: Canada Mines Branch
Location: https://doi.org/10.4095/297232
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