Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42B05NW00002

Record: MDI42B05NW00002

General

Mineral Record Identification
Record Name(s) Butler Lake Asbestos Deposit - 1940, Rennie-McDonough - 1985, Butler Lake Occurrence - 1977, Coulee Lead and Zinc Mines DDH-5 - 1953
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1985-Dec-31
Date Last Modified 2022-Apr-26
Created By
Revised By

Commodities

Primary Commodities: Asbestos



Location

Township or Area: Rennie

Latitude: 48° 25' 34.05"    Longitude: -83° 54' 48.64"

UTM Zone: 17    Easting: 284472   Northing: 5367765    UTM Datum: NAD83

Resident Geologist District: Sault Ste. Marie

NTS Grid: 42B05NW

Point Location Description: Outcrops on west side of Butler Lake

Location Method: Data Compilation

Access Description: The occurrence lies on the west side of Butler Lake. It is accessible via the main haul road from either Dubreuilville in the west (68 km) or approximately 5 km along a secondary haul road that links the Renabie Road to the main haul road. The prospect is accessible by a short traverse to the site.



Exploration History

1940: discovery by J. Tremblay, trenching. 1952: Cobalt Products Ltd. - ground geophysical survey. 1953: Coulee Lead and Zinc Mines Limited - 1 ddh (464 ft). 1962: Westfield Minerals - airborne geophysical survey. 1983: Tundra Gold Mines Ltd. - airborne geophysics. 2007: Chalice Diamond Corporation - airborne geophysics


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
WP Meath.20/2.34531 20000002017 20000002017
Meath 0017 / 63.1646 42C08NE0029 42C08NE0029
Rennie 0012A1 42B05NW0094 42B05NW0094
Rennie 0032 / 2.6293 42B05NW0014 42B05NW0014
Rennie 0015A1 / 63.357 42B05NW0062 42B05NW0062

Geology

Province: Superior

Subprovince: Wawa

Terrane: Wawa-Abitibi

Belt: Michipicoten

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Pyroxenite 1 Serpentinized Pyroxenite And Peridotite Host
Granodiorite 2 Granodiorite To Quartz Monzonite Gneissic Contains

Lithology Comments

Sep 09, 2013 (A Wilson) - Asbestos fibres are found within a yellow-green to dark green waxy serpentinite. Minor amounts of cross-fibre asbestos also were oberved in an area 30 feet north of a blasted pit.




Mineralization

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

Mineralization Comments

Sep 09, 2013 (A Wilson) - The average length of fibres on surface is about 0.06 inches, but some are up to 0.25 inches long. Diamond drilling by Coulee Lead and Zinc intersected 110.5 feet of chrysotile bearing rock; the best analyses were: 0.618% asbestos, 0.0327% asbestos, 1.04% absestos and 1.48% absestos over a core length of 25 feet. The company concluded that there was no commercial asbestos ore. Irregular magnetite stringers up to 0.5 inches thick also were observed about 15 feet east of the pit.



Mineral Record Details

References

Book - Rennie Township unpublished GDIF

Publication Number: GDIF Date: 1985

Author: Resident Geologist Staff

Publisher Name:

Location: SSM RGO


MonoMap - Geology of the Chapleau area, districts of Algoma, Sudbury, and Cochrane

Publication Number: R157 Page: 228-229  Date: 1977

Author: Thurston P.C., Siragusa G.M., Sage R.P.

Publisher Name: Ontario Division of Mines

Location:


MonoMap - Geology of Glasgow, Meath, and Rennie townships, districts of Algoma and Sudbury

Publication Number: R090 Page: 40  Date: 1971

Author: Riley R.A.

Publisher Name: Ontario Dept. of Mines and Northern Affairs

Location:


Mono - Industrial minerals of northern Ontario

Publication Number: MDC026 Page: 92  Date: 1985

Author: Vos M.A., Abolins T., McKnight R.L.W., Smith V.

Publisher Name: Ontario Geological Survey

Location:


Book - Sudbury Timmins Algoma Mineral Program, Project 1: mineral inventory of the Sudbury-Timmins-Sault Ste. Marie region, Ontario

Publication Number: GSC OF 1087 Page: 428-60  Date: 1985

Author: Rose, D.G.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/129999


Mono - Wawa mineral deposits data base

Publication Number: OFR5775 Page: 317  Date: 1991

Author: Frey E.D., Stewart R.C.

Publisher Name: Ontario Geological Survey

Location:


Map - Glasgow, Meath, and Rennie townships, Algoma and Sudbury districts

Publication Number: M2210 Scale: 1:31,680    Date: 1971

Author: Riley R.A.

Publisher Name: Ontario Dept. of Mines and Northern Affairs

Location:


Map - Rennie-Leeson area, District of Sudbury, Ontario

Publication Number: ARM51G Scale: 1:31,680    Date: 1997

Author: Bruce E.L., Horwood H.C.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Lochalsh-Missinaibi area, districts of Algoma and Sudbury, Ontario

Publication Number: ARM44C Scale: 1:95,040    Date: 1997

Author: Burwash E.M., Collins W.H., Thomson E.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Rennie Township, District of Sudbury

Publication Number: P0404 Scale: 1:15,840    Date: 1997

Author: Riley R.A.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Chapleau-Foleyet, geological compilation series, Algoma, Cochrane and Sudbury districts

Publication Number: M2221 Scale: 1:253,440    Date: 1976

Author: Thurston P.C., Sage R.P., Siragusa G.M.

Publisher Name: Ontario Division of Mines

Location:


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For detailed information regarding this mineral record please contact the Sault Ste. Marie Resident Geologist District Office