Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI000000001971

Record: MDI000000001971

General

Mineral Record Identification
Record Name(s) B55a-12-02 - 2012
Related Record Type
Related Record(s)
Record Status Occurrence
Date Created 2016-Jul-15
Date Last Modified 2022-Feb-23
Created By
Revised By

Commodities

Primary Commodities: Zinc, Copper

Secondary Commodities: Gold, Platinum



Location

Township or Area: BMA 534 873

Latitude: 53° 29' 7.43"    Longitude: -87° 37' 48.62"

UTM Zone: 16    Easting: 458185   Northing: 5926454    UTM Datum: NAD83

Resident Geologist District: Thunder Bay North

NTS Grid: 43E05NE

Point Location Description: Location of DDH B55A-12-02 from Assessment report 20000009254

Location Method: Based on Assessment

Access Description: Helicopter or float plane from Webequie



Exploration History

2012: Bold Ventures drilled 2 DDH totalling 327 m.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
2.52704 20000009254 20000009254

Geology

Province: Superior

Subprovince: Berens River

Terrane: North Caribou

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Ironstone-unsubdivided 1 Metamorphosed, Coarse-Grained Host
Terrigenous-Clastic-Unsubdivided 1 Host

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
2PyrrhotiteEconomic And AlterationOreSulphidation1StrongReplacement
1PyriteEconomicOre
3ChalcopyriteEconomicOre

Mineralization Comments

Jul 15, 2016 (Andrew Tims) - 0.24% Cu over 2.6 m, 0.52% Zn over 11.2 m


Aug 15, 2019 (Therese Pettigrew) - DDH B5E-12-02 assayed 10024 ppm Cu (1.00% Cu) and 262 ppb Au over 0.4 m; 3694 ppm Cu (0.37% Cu) and 328 ppb Au over 0.35 m; 7434 ppm Cu (0.74% Cu), 272 ppb Pt, and 111 ppb Au over 0.75 m; 1.17868% Zn, 0.2443% Cu over 0.95 m; 1.46666% Zn and 0.166% Cu over 0.75 m; 1.2772% Zn and 0.2436% Cu; and 1.702% Zn, 0.1264% Cu, and 340 ppb Au over 0.9 m. The highest gold assay in the hole was 407 ppb Au. Mineralization includes massive pyrrhotite, pyrite, and chalcopyrite in metapelites (Assessment report 20000009254).



Mineral Record Details

References

Map - Precambrian Geology of the Winisk Lake Area

Publication Number: P3607 Scale: 1:100,000    Date: 2009

Author: Buse S., Smar L., Stott G.M., McIlraith S.J.

Publisher Name: Ontario Geological Survey

Location:


Map - Geological series, Operation Winisk Lake, Kasabonika Lake-Shibogama Lake, District of Kenora (Patricia Portion)

Publication Number: P0713 Scale: 1:126,720    Date: 1997

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

Publisher Name: Ontario Dept. of Mines and Northern Affairs

Location:


Map - Winisk Lake, geological compilation series, Kenora District

Publication Number: M2287 Scale: 1:253,440    Date: 1974

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

Publisher Name: Ontario Division of Mines

Location:


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