Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI41N13NW00008

Record: MDI41N13NW00008

General

Mineral Record Identification
Record Name(s) Mishibishu Gold Sample 421354 - 1988
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 2001-Sep-05
Date Last Modified 2022-Sep-08
Created By
Revised By

Commodities

Primary Commodities: Copper

Secondary Commodities: Zinc



Location

Township or Area: Homer

Latitude: 47° 58' 37.56"    Longitude: -85° 49' 25.11"

UTM Zone: 16    Easting: 587789.18   Northing: 5314424.5    UTM Datum: NAD83

Resident Geologist District: Sault Ste. Marie

NTS Grid: 41N13NW

Point Location Description: Grab samples west of Brown Lake

Location Method: Based on Assessment

Access Description: The site is accessible by helicopter from Wawa.



Exploration History

1972-73: Asarco Exploration Co. Ltd. - airborne geophysics. 1983: New Beginnings Resources Inc. - airborne geophysics. 1985: 655 Group Holdings Ltd. - airborne geophysics. 1988-91: Granges Inc/Mishibishu Gold Corporation. - airborne geophysics, mapping, ground geophysics, 3ddh (333 m).


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
WP Homer-4 41N13NW0001 41N13NW0001
Homer-3 41N13NW0005 41N13NW0005
WP Homer-1 41N13NW0004 41N13NW0004
WP Homer-3 41N13NW0060 41N13NW0060
WP Homer-2 41N13NW0003 41N13NW0003

Geology

Province: Superior

Subprovince: Wawa

Terrane: Wawa-Abitibi

Belt: Michipicoten

Tectonic Assemblage: Catfish

Geological Age: Neoarchean   Geochronological Age: 2.7 GA   Geochron. Age Ref.: GOO VOL 1, P. 494



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Ironstone-unsubdivided 1 Near
Intermediate Tuff 2 Tuff, Crystal Tuff Near
Terrigenous-Clastic-Unsubdivided 3 Wacke Near

Lithology Comments

Dec 07, 2005 (A Wilson) - A package of rocks containing felsic tuffs, crystal ltuffs, cherts, lean iron formation, fine wackes and tuffaceous metasediments contains a pronounced Cu-Zn soil anomaly as well as a well defined arsenic and silver anomaly. The highest assays were returned from a sulphide-rich fracture.




Mineralization Comments

Dec 07, 2005 (A Wilson) - A grab sample collected by Mishibishu Gold in 1988 returned an assay of 7411 ppm Cu, 120 ppm Zn, 12.2 ppm Ag, 288 ppb Au.



Mineral Record Details

References

File - Resident Geologist files Homer-2

Publication Number: Date:

Author:

Publisher Name:

Location: SSM RGP office


Map - Precambrian geology, Mishibishu Lake area, Bonamie Cove sheet

Publication Number: P3149 Scale: 1:15,840    Date: 1992

Author: Reid R.G., Bowen R.P., Heather K.B., Logothetis J., Reilly B.A.

Publisher Name: Ontario Geological Survey

Location:


Map - Pukaskwa River, Thunder Bay District

Publication Number: M2332 Scale: 1:63,360    Date: 1976

Author: Bennett G., Thurston P.C., Giguere J.F.

Publisher Name: Ontario Division of Mines

Location:


Map - Operation Pukaskwa, Pukaskwa River sheet, districts of Thunder Bay and Algoma

Publication Number: P0506 Scale: 1:63,360    Date: 1997

Author: Bennett G., Thurston P.C., Giguere J.F.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Operation Pukaskwa, districts of Algoma and Thunder Bay

Publication Number: P0541 Scale: 1:126,720    Date: 1997

Author: Bennett G., Thurston P.C., Giguere J.F.

Publisher Name: Ontario Dept. of Mines

Location:


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