Ontario Geological Survey
Permanent Link to this Record:
MDI31M05SE00014
Record Name(s) | Silver Bar Mining Co. Ltd. - 1905, Preston East Dome Mines Ltd. - 1912, Cobalt Products Ltd. - 1940, Mensilvo Mines Ltd. - 1946, Silver Arrow Mines Ltd. - 1947, Silver Crater Mines Ltd. - 1954, Juno Metals Corp. - 1957, Silver Summit Mines Ltd. - 1962, J.J. Grey - 1981, Silver Bar - 1983 |
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Related Record Type | Compound |
Related Record(s) | |
Record Status | Developed Prospect Without Reported Reserves or Resources |
Date Created | 1983-Jun-29 |
Date Last Modified | 2023-Aug-23 |
Created By | |
Revised By |
Primary Commodities: Silver, Cobalt
Secondary Commodities: Copper, Lead, Nickel, Zinc
Township or Area: Coleman
Latitude: 47° 22' 22.99" Longitude: -79° 41' .13"
UTM Zone: 17 Easting: 599398 Northing: 5247462 UTM Datum: NAD83
Resident Geologist District: Kirkland Lake
NTS Grid: 31M05SE
Point Location Description: Shaft
Location Method: AMIS Site Visit
1905: Silver Bar Mining Company Limited - surface work, shaft sinking and surface diamond drilling. Several shafts with underground development; No 1 Shaft-100 ft. deep; No.2 Shaft- 140 ft. deep; No. 3 Shaft – 40 ft. deep; No. 4 shaft 70 ft. deep. No. 6 shaft – 40 ft. deep. No. 7 shaft – 200 ft. deep with levels at 140’ and 200’ 1962-64: development for the Mensilvo claim and adjoining Savage property was as follows, drifting 4060 ft.; cross-cutting 592 ft.1912-13 Preston East Dome Mines Limited.- from1936-44 small leasing operations were carried out by individuals and companies.; 1945: Van Tassel Silver Mining Syndicate Limited – dewatering, drove a crosscut northerly to the No. 2 shaft. 1946; Mensilvo Mines Limited. Carried out operations from1946 to 1954. 1954-56: Silver Crater Mines Limited acquired a lease on the property. 1957: Juno Metals Corporation. 1958-59: Coballoy Mines and Refiners Limited – property acquired. 1962-64: development for Mensilvo claim and adjoining Savage property – drifting 4060’; cross-cutting 592”; raising 1457’ and 149 UG-17,921’ drill holes; 1967-68: 313W drive on third level of the Alexandra shaft of the neighbouring Silverfields property was extended west to the Silver Summit property.
Province: Southern
Subprovince: Cobalt Basin
Supergroup: Huronian Supergroup
Formation Group: Cobalt Group
Geological Age: Paleoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Mafic lava flow-unsubdivided | 1 | Footwall |
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Terrigenous-Clastic-Unsubdivided | 2 | Adjacent | ||
Vein | 3 | Calcite, Quartz | Is |
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
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1 | Silver | Economic | Ore | ||||
3 | Galena | Economic | Gangue | ||||
4 | Chalcopyrite | Economic | Gangue | ||||
5 | Sphalerite | Economic | Gangue |
Rank | Classification |
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1 | Vein (Cobalt-Type) |
Year | Tonnes | Commodities | Reference | Comment |
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1964 | 962 |
Silver 11658330 Cobalt 67877 Copper 9913 Nickel 9809 |
Silver Cobalt Calcite Vein Deposits of Ontario p.154-155 | Silver(1913, 1924,36, 37, 40, 42, 44 to 50; 52 to 53 and 63 to 64) 374,824 oz.; Cobalt (1924;1936 – 40; 1942- 44; 1948-1950, 1952-53 and 1963-1964; 149,508 lbs.; 1913-1964 Cobalt 149,508 lbs.; Silver 374,824 oz., nickel 21,605 lbs, copper 21,834 lbs |
File - Resident Geologist file CO-0774
Publication Number: Date:
Author:
Publisher Name:
Location: Kirkland Lake RGP office
Mono - Silver cobalt calcite vein deposits of Ontario
Publication Number: MDC010 Page: 84-86, 132-133 Date: 1968
Author: Sergiades A.O.
Publisher Name: Ontario Dept. of Mines
Location:
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: 91-96 Date: 1998
Author: Thomson R.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Cobalt silver area, southwestern sheet, Timiskaming District
Publication Number: M2051 Scale: 1:12,000 Date: 1997
Author: Thomson R.
Publisher Name: Ontario Dept. of Mines
Location:
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