Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31M05SW00013

Record: MDI31M05SW00013

General

Mineral Record Identification
Record Name(s) Brewster Silver and Lead Syndicate Ltd. - 1947, Gillies Limit, Block 5, West Extremity - 1947
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1980-Sep-23
Date Last Modified 2022-Dec-06
Created By
Revised By

Commodities

Primary Commodities: Cobalt

Secondary Commodities: Copper



Location

Township or Area: Gillies Limit

Latitude: 47° 21' 7.33"    Longitude: -79° 45' 17.1"

UTM Zone: 17    Easting: 594046.61   Northing: 5245037.52    UTM Datum: NAD83

Resident Geologist District: Kirkland Lake

NTS Grid: 31M05SW

Point Location Description: pit

Location Method: Data Compilation



Exploration History

1909-1920: Waldman Silver Mines Ltd. – in production. 1947:Brewster Silver & Lead Syndicated Ltd. – 30 ft. shaft put down on calcite vein; DD-3-1129 ft.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Gabbroid-Unsubdivided 1 Contains
Vein 2 Calcite Host

Lithology Comments

Aug 04, 2017 (A Wilson) - The calcite vein strikes N22ºE and dips vertically in Nipissing diabase.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1ChalcopyriteEconomicOre

Mineral Record Details

Classification
RankClassification            
1 Vein (Cobalt-Type)
Characteristics
Rank Characteristic            
1 Vein
Production Data
Year Tonnes Commodities Reference Comment
1947 4 MDI

References

Mono - Silver cobalt calcite vein deposits of Ontario

Publication Number: MDC010 Page: 274, 275, 298  Date: 1968

Author: Sergiades A.O.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Preliminary report on parts of Coleman Township and Gillies Limit to the south and southwest of Cobalt

Publication Number: PR1960-03 Date: 1998

Author: Thomson R.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Coleman Township, Concession 3, lots 10, 11, 12, Concession 4, lots 8-12, Gillies Limit Township, blocks 3, 4, 5, western ""A"" claims, District of Timiskaming, Ontario

Publication Number: P0081 Scale: 1:4,800    Date: 1997

Author: Thomson R.

Publisher Name: Ontario Dept. of Mines

Location:


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Ministry Contact Information

For detailed information regarding this mineral record please contact the Kirkland Lake Resident Geologist District Office