Ontario Geological Survey
Permanent Link to this Record:
MDI31M05NW00017
| Record Name(s) | McLaren Lake - 1991, Hudson Bay Mines Ltd. - 1985, Benner Property - 1950, O'Brien Property - 1991 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1991-Jan-17 |
| Date Last Modified | 2023-Aug-03 |
| Created By | |
| Revised By |
Primary Commodities: Cobalt
Secondary Commodities: Silver
Township or Area: Coleman, Firstbrook
Latitude: 47° 24' 21.04" Longitude: -79° 50' 21.93"
UTM Zone: 17 Easting: 587562.62 Northing: 5250918.56 UTM Datum: NAD83
Resident Geologist District: Kirkland Lake
NTS Grid: 31M05NW
Point Location Description: Shaft
Location Method: Based on Assessment
1980: St. Joseph Explorations Limited – geological survey. 1985: Hudson Bay Mines Limited – magnetometer and gradiometer surveys; extensive DDH program. 1990: Benner Property – DD-1-527 ft. 1991: Legacy Exploration Ltd. – DD-1-5008 ft.; PEM survey
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| W9480 00412 | 31M05NW0033 | 31M05NW0033 |
| CO-0702 / OM91-100 | 31M05NE0082 | 31M05NE0082 |
| 2.3780 | 31M05NW0014 | 31M05NW0014 |
Province: Southern
Subprovince: Cobalt Basin
Supergroup: Huronian Supergroup
Formation Group: Cobalt Group
Geological Age: Paleoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Diabase | 1 | Diabase | Hanging Wall |
|---|---|---|---|---|
| Diabase | 2 | Diabase | Hanging Wall | |
| Sandstone | 3 | Greywacke | Hanging Wall | |
| Mafic lava flow-unsubdivided | 4 | Basalt | Footwall |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Silver | Economic | Ore |
Aug 01, 2017 (A Wilson) - Grab samples from the shaft muck pile returned an assay of 21 g/t silver and 2.92% Co.
| Rank | Classification |
|---|---|
| 1 | Vein (Cobalt-Type) |
Article - Cobalt Resident Geologist's area, Northeastern Region
Publication Number: MP134.008 Page: 226 Date: 1997
Author: Owsiacki L.
Publisher Name: Ontario Geological Survey
Location:
Map - Firstbrook and parts of surrounding townships, Timiskaming District
Publication Number: M2474 Scale: 1:31,680 Date: 1985
Author: Johns G.W., Van Steenburgh R.
Publisher Name: Ontario Geological Survey
Location:
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For detailed information regarding this mineral record please contact the Kirkland Lake Resident Geologist District Office