Ontario Geological Survey
Permanent Link to this Record:
MDI52C15NW00008
| Record Name(s) | March Lake - 9999, Marsh Lake East - 1991, Marsh Lake West - 9999 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1991-Mar-01 |
| Date Last Modified | 2022-Jul-29 |
| Created By | |
| Revised By |
Primary Commodities: Zinc
Township or Area: Otukamamoan Lake Area
Latitude: 48° 55' 59.79" Longitude: -92° 53' .47"
UTM Zone: 15 Easting: 508535.184 Northing: 5420045.002 UTM Datum: NAD83
Resident Geologist District: Kenora
NTS Grid: 52C15NW
Point Location Description: Transfer
Location Method: Conversion from MDI
1976-77: geophysical survey. 233 m of DD in 4 holes.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 52C15NW A-3 | 52C15NE0003 | 52C15NE0003 |
| Rock Type | Rank | Composition | Texture | Relationship | Intermediate lava flow-unsubdivided | 1 |
|---|---|---|---|---|
| Felsic lava flow-unsubdivided | 2 | |||
| Schist-Unsubdivided | 3 | graphitic |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Pyrite | Economic | Ore | ||||
| 2 | Pyrrhotite | Economic | Ore | ||||
| 3 | Chalcopyrite | Economic | Ore | ||||
| 4 | Sphalerite | Economic | Ore |
Jul 29, 2022 (Q Unknown) - Best assays from 1976-77 drilling returned: 1.0% Zn over 0.3m; 0.7% Zn over 1.5m; and 0.5% Zn over 1.5 m. Mineralization included pyrite, pyrrhotite, with minor chalcopyrite and sphalerite. Lithologies included intermediate to felsic metavolcanic rocks and graphitic schist.
File - Mineral Deposit Files
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