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Ontario Geological Survey
Permanent Link to this Record:
MDI31C10SE00027
| Record Name(s) | Birch Lake - 1910 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Prospect |
| Date Created | 1982-Feb-25 |
| Date Last Modified | 2024-Aug-14 |
| Created By | |
| Revised By |
Primary Commodities: Mica
Secondary Commodities: Phosphate
Township or Area: Loughborough
Latitude: 44° 31' 44.7" Longitude: -76° 31' 25.55"
UTM Zone: 18 Easting: 378924.272 Northing: 4931768.831 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31C10SE
Point Location Description: Precise
Location Method: Conversion from MDI
Access Description: Near northeast end of Salmon Lake.
The mine was opened by Mr. McKay of Wisconsin; in the 1890s it was operated by Webster and Company. 1910: Taken over by the Birch Lake Mining Syndicate. A shaft was sunk to 75 feet on an 80 degree incline to the SW.
| Rock Type | Rank | Composition | Texture | Relationship | Pyroxenite | 1 |
|---|
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 5 | Apatite | Economic | Ore | ||||
| 10 | Calcite | Economic | Ore | ||||
| 15 | Phlogopite | Economic | Ore |
Aug 14, 2024 (Therese Pettigrew) - Phlogopite and apatite occur in vein fillings with a calcite matrix. The veins cut pyroxenite and strike NW-SE (Hewitt, 1968).
Publication - Mica, its occurrence, exploitation, and uses; Canada Mines Branch, Publication no. 118
Publication Number: CMB Pub 118 Page: 154-155 Date: 1912
Author: de Schmid, H S
Publisher Name: Canada Mines Branch
Location: https://doi.org/10.4095/297232
MonoMap - Geological notes for maps nos. 2053 and 2054, Madoc-Gananoque area
Publication Number: S012 Page: 15 Date: 1997
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Phosphate in Ontario
Publication Number: MDC006 Page: 37 Date: 1967
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Phlogopite mica in Ontario
Publication Number: MDC008 Page: 39-40 Date: 1968
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
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For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office