Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI000000001158

Record: MDI000000001158

General

Mineral Record Identification
Record Name(s) Pie Island - 1875, Keefer Point - 1875
Related Record Type Partial
Related Record(s)
Record Status Discretionary Occurrence
Date Created 2011-Mar-23
Date Last Modified 2022-Mar-04
Created By
Revised By

Commodities

Primary Commodities: Lead, Zinc

Secondary Commodities: Silver



Location

Township or Area: Spar And Victoria Islands Area

Latitude: 48° 12' 45.86"    Longitude: -89° 9' 43.83"

UTM Zone: 16    Easting: 339380   Northing: 5342206    UTM Datum: NAD83

Resident Geologist District: Thunder Bay South

NTS Grid: 52A03NE

Point Location Description: From AMIS 08543 winze location

Location Method: Data Compilation



Exploration History

1875: a shaft sunk to uncertain depth, and a winze


Geology

Province: Southern

Subprovince: Nipigon Basin

Formation Group: Sibley Group

Geological Age: Paleoproterozoic  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Terrigenous-Clastic-Unsubdivided 1
Vein 2

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1GalenaEconomicOre
2SphaleriteEconomicOre
3PyriteEconomicOre
1QuartzEconomicGangue
2DolomiteEconomicGangue

Mineralization Comments

Jan 18, 2018 (Therese Pettigrew) - Some development work has been done on a large vein on 13 B mining location. It strikes in from the shore with a course N75W and dips to the north. It is about 12 feet thick, is enclosed in the argillites of the district, and intersects two trap dykes which cut through them. One assay made of some specimens selected as carrying some galena and a little blende gave neither gold nor silver; whilst another sample, broken from an outcrop about half a mile from this point and about on the run of this vein, which carried some galena accompanies by a little pyrite, yielded on assay: gold, none; silver, 0.467 opt (Tanton, 1931).



Mineral Record Details

References

Publication - Fort William and Port Arthur, and Thunder Cape Map-area, Thunder Bay District, Ontario; Geological Survey of Canada, Memoir 167

Publication Number: GSC Memoir 167 Scale:     Date: 1931

Author: Tanton, T.L.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/100799


Mono - Copper, nickel, lead and zinc deposits of Ontario

Publication Number: MDC012 Scale:     Date: 1969

Author: Shklanka R.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Atikokan-Lakehead sheet, geological compilation series, Kenora, Rainy River and Thunder Bay districts

Publication Number: M2065 Scale: 1:253,440    Date: 1997

Author: Pye E.G., Fenwick K.G.

Publisher Name: Ontario Dept. of Mines

Location:


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For detailed information regarding this mineral record please contact the Thunder Bay South Resident Geologist District Office