Ontario Geological Survey
Permanent Link to this Record:
MDI41H09SW00003
| Record Name(s) | General Mica Mining Company - 1927 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1991-Feb-02 |
| Date Last Modified | 2022-Sep-27 |
| Created By | |
| Revised By |
Primary Commodities: Feldspar (Nonmetals)
Township or Area: Harrison, Harrison
Latitude: 45° 39' 7.49" Longitude: -80° 28' 33.88"
UTM Zone: 17 Easting: 540822 Northing: 5055526 UTM Datum: NAD83
Resident Geologist District: Sudbury
NTS Grid: 41H09SW
Point Location Description: approximate
Location Method: Data Compilation
1927: General Mica Mining Company - pitting and trenching
Province: Grenville
Subprovince: Central Gneiss Belt
Geological Age: Mesoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Pegmatite | 1 | Contains |
|---|---|---|---|---|
| Gneiss-Unsubdivided | 2 | Tonalite | Adjacent |
Jun 12, 2009 (A Wilson) - Several small pits were opened along an outcrop of pegmatite exposed for about 1000 feet. The largest opening was reportedly 50 by 25 by 10 feet deep. No shipments were reported from this dike. The rocks have been mapped as layered, migmatitic orthogneisses of tonalitic to granodioritic composition.
Jan 10, 2013 (A Wilson) - The dike consists of fine spar with local zones of white soda spar. Some black mica and magnetite also were noted. Several small pits were opened along an outcrop of pegmatite exposed for about 1000 feet, the largest opening measuring 50 by 25 by 10 feet deep. The dyke consists of pink spar, with local zones of white soda spar, and carries some black mica and magnetite. No shipments have ever been made from the property.
| Rank | Classification |
|---|---|
| 1 | Pegmatite |
Publication - Feldspar, Canada Mines Branch Publication 731
Publication Number: CMB Pub 731 Page: 55 Date: 1932
Author: Spence, H. S.
Publisher Name: Canada Mines Branch
Location: https://doi.org/10.4095/307887
Mono - Pegmatite mineral resources of Ontario
Publication Number: IMR021 Page: 22 Date: 1997
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Precambrian Geology, Naiscoot Area
Publication Number: P3549 Scale: 1:50,000 Date: 2004
Author: Culshaw N.G., Corrigan D., Ketchum J.W.F., Wallace P., Wodicka N.
Publisher Name: Ontario Geological Survey
Location:
Mono - Feldspar in Ontario
Publication Number: IMR003 Page: 14 Date: 1998
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
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