Ontario Geological Survey
Permanent Link to this Record:
MDI31M05SE00148
Record Name(s) | Silver Hill Mining Co. Ltd. - 1905, LaRose Consolidated Mines Ltd. - 1908, LaRose Mines Ltd. - 1918, LaRose-Rouyn Mines Ltd. - 1926, Silver-Miller Mines Ltd. - 1952 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Occurrence |
Date Created | 1980-Nov-04 |
Date Last Modified | 2022-Dec-06 |
Created By | |
Revised By |
Primary Commodities: Cobalt
Secondary Commodities: Copper, Lead
Township or Area: Coleman
Latitude: 47° 21' 58.2" Longitude: -79° 38' .34"
UTM Zone: 17 Easting: 603181.65 Northing: 5246761.46 UTM Datum: NAD83
Resident Geologist District: Kirkland Lake
NTS Grid: 31M05SE
Point Location Description: Pit
Location Method: Data Compilation
1905-1907: Silver Hill Mining Co. Ltd. – surface prospecting. 1908-1913: La Rose Consolidated Mines Ltd. – further surface prospecting completed. 1952: Silver Miller Mines Ltd. – DD-1-707 ft.
Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
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18 | 31M05SE0015 | 31M05SE0015 |
Province: Southern
Subprovince: Cobalt Basin
Supergroup: Huronian Supergroup
Formation Group: Cobalt Group
Geological Age: Paleoproterozoic
Jul 27, 2017 (A Wilson) - Steeply dipping Keewatin greywacke striking NE, is intruded by Lorrain granite in the south part of the property; along the NE striking contact, feldspar and garnet developed in the greywacke. In the northern part, Nipissing diabase dips south under the Keewatin greywacke and Lorrain granite. The Cross Lake olivine diabase dike strikes southeast across the northeast corner of the property. The Cross Lake Fault strikes NNE across the northern part of the property. A second fault strikes NNE in the southern part. Several northeast and north-northeast quartz-calcite veins occur in the southern part of the property.
Rock Type | Rank | Composition | Texture | Relationship | Sandstone | 1 | Greywacke | Contains |
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Granite | 2 | Intrudes | ||
Diabase | 3 | Diabase | Intrudes | |
Vein | 4 | Quartz-Calcite | Intrudes |
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
2 | Galena | Economic | Gangue | ||||
3 | Chalcopyrite | Economic | Gangue |
Jul 27, 2017 (A Wilson) - In a 25-foot pit 520 feet S, and 270 feet W, of the NE.corner of claim No,788 cobalt mineralization is exposed along a calcite vein striking N.55ºE. and dipping 80 ºSE. The cobalt mineralization is reported to have had a maximum width of 4 inches but not to have had silver associated. The vein was not identified in drill hole No. l which passes below the pit. Some 50 feet NE. of the pit mentioned above is another about 20 feet deep. On the dump is quartz vein material with associated galena and chalcopyrite.
Mono - Preliminary report on parts of Coleman Township, concession 4, lots 1 to 5, and Gillies Limit, the eastern "A" claims, District of Timiskaming
Publication Number: PR1961-06 Page: 18-19 Date: 1998
Author: Thomson R.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Silver cobalt calcite vein deposits of Ontario
Publication Number: MDC010 Page: 232-233, 238 Date: 1968
Author: Sergiades A.O.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Cobalt silver area, southeastern sheet, Timiskaming District
Publication Number: M2052 Scale: 1:12,000 Date: 1997
Author: Thomson R.
Publisher Name: Ontario Dept. of Mines
Location:
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