Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI000000001661

Record: MDI000000001661

General

Mineral Record Identification
Record Name(s) Schumacher Gold Mine - 1915, Hollinger Mine - Schumacher - 1915
Related Record Type Partial
Related Record(s)
Record Status Past Producing Mine Without Reserves or Resources
Date Created 2014-Feb-01
Date Last Modified 2023-Apr-14
Created By
Revised By

Commodities

Primary Commodities: Gold



Location

Township or Area: Tisdale

Latitude: 48° 28' 28.72"    Longitude: -81° 18' 5.23"

UTM Zone: 17    Easting: 477720   Northing: 5369101    UTM Datum: NAD83

Resident Geologist District: Timmins

NTS Grid: 42A06NE

Point Location Description: No. 19 Shaft

Location Method: Data Compilation

Access Description: The site is accessible via highway 101 at Schumacher.



Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Geological Age: Neoarchean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Mafic lava flow-unsubdivided 1 Tholeiitic Basalt Host
Siltstone 2 Argillite Host
Vein 3 Quartz Contains
Porphyry-unsubdivided 4 Adjacent

Lithology Comments

Mar 07, 2014 (A Wilson) - Elevated gold values were returned from metasedimentary rocks with quartz-calcite veining. Mineralized structures were located at porphyry/volcanic contacts, along flow top contacts and interflow sedimentary units, within thin massive tholeiitic units and volcanic breccia units (mainly of the Central Formation of the Tisdale Assemblage).




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1PyrrhotiteEconomicOre
2ChalcopyriteEconomicOre
3SilverEconomicOre
4ScheeliteEconomicOre
5PyriteEconomicOre

Mineral Record Details

Classification
RankClassification            
1 Lode (Gold)
Characteristics
Rank Characteristic            
1 Vein
Production Data
Year Tonnes Commodities Reference Comment
1918 101717 Gold 845450 Grams
OFR5943, p. 245 1915-18; 27182 oz Au, 112124 tons milled @ 0.24 oz/ton

References

File - Resident Geologist file T-0061

Publication Number: Date:

Author:

Publisher Name:

Location: Timmins RGP office


Map - Tisdale Township, Cochrane District

Publication Number: M2075 Scale: 1:12,000    Date: 1998

Author: Ferguson S.A.

Publisher Name: Ontario Dept. of Mines

Location:


MonoMap - Geology and ore deposits of Tisdale Township, District of Cochrane

Publication Number: R058 Page: 102-115  Date: 1968

Author: Ferguson S.A., Buffam B.S.W., Carter O.F., Griffis A.T., Holmes T.C., Hurst M.E., Jones W.A., Lane H.C., Longley C.S.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Timmins data series, Tisdale Township, District of Cochrane

Publication Number: P2122 Scale: 1:15,840    Date: 1981

Author: MacRae B.A., Maharaj D.

Publisher Name: Ontario Geological Survey

Location:


Map - Structural geology, Tisdale Township

Publication Number: P3173 Scale: 1:10,000    Date: 1991

Author: Piroshco D.W., Kettles K.

Publisher Name: Ontario Geological Survey

Location:


Map - Geological Compilation of the Timmins Area, Abitibi Greenstone Belt

Publication Number: P3379 Scale: 1:100,000    Date: 1998

Author: Ayer J.A., Trowell N.F.

Publisher Name:

Location:


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