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Ontario Geological Survey
Permanent Link to this Record:
MDI31D15SE00109
| Record Name(s) | West Trounce - 1991 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Discretionary Occurrence |
| Date Created | 1991-Jan-07 |
| Date Last Modified | 2022-Mar-02 |
| Created By | |
| Revised By |
Primary Commodities: Magnetite
Township or Area: Galway
Latitude: 44° 47' 22.89" Longitude: -78° 35' 51.19"
UTM Zone: 17 Easting: 690041.49 Northing: 4962396.151 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31D15SE
Point Location Description: Point 2 km W of Birchbark Lake.
Location Method: Conversion from MDI
Province: Grenville
Geological Age: Mesoproterozoic
Dec 07, 2005 (C Papertzian) - Magnetite, up to 15 %, is found throughout a small leucodiorite pluton that intrudes marble. This is one of a series of syenitic plutons along the SE margin of the Glamorgan Gneiss Complex. They represent the extension of the Gooderham Syenite Belt into the Howland area. This pluton may also be nepheline-bearing.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 5 | Magnetite | Economic | Ore |
Mono - An inventory of the mineral resources in Peterborough County
Publication Number: OFR5635 Scale: Date: 1987
Author: Menard A.G.
Publisher Name: Ontario Geological Survey
Location:
MonoMap - Geology of the Howland area, Haliburton, Peterborough and Victoria counties
Publication Number: OFR5639 Scale: Date: 1987
Author: Easton R.M.
Publisher Name: Ontario Geological Survey
Location:
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For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office