Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI52J02SW00030

Record: MDI52J02SW00030

General

Mineral Record Identification
Record Name(s) Thunder Grid - 1972
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1995-May-29
Date Last Modified 2022-Mar-02
Created By
Revised By

Commodities

Primary Commodities: Zinc

Secondary Commodities: Copper



Location

Township or Area: Fourbay Lake Area

Latitude: 50° 1' 27.15"    Longitude: -90° 54' 21.79"

UTM Zone: 15    Easting: 649986   Northing: 5543423    UTM Datum: NAD83

Resident Geologist District: Kenora

NTS Grid: 52J02SW

Point Location Description: DDH SPO-18 from map in Assessment report 52J02SW8696

Location Method: Based on Assessment



Exploration History

1972: Spooner Mines & Oils Ltd. optioned the property to Granges Exploration Aktiebolag, who carried out an EM survey and drilled 2 DDH totalling 143.25 m.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
19 52J02SW8696 52J02SW8696
52J02SW CH-0064 52J02SW7427 52J02SW7427

Geology

Province: Superior

Subprovince: Wabigoon

Belt: Sturgeon Lake

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Intermediate lava flow-unsubdivided 1 Rhyodacite Host
Mafic lava flow-unsubdivided 2

Mineralization

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

Mineralization Comments

Apr 14, 2020 (Therese Pettigrew) - DDH SPO-17 returned 0.5% Zn and 0.09% Cu over 5 feet at 170 ft from an interval in a rhyodacite with up to 30% pyrrhotite, 10% graphite, 10% pyrrhotite, 5% pyrite, and 3% chalcopyrite. DDH SPO-18 returned 0.59% Zn and 0.13% Cu over 11 ft from an interval in rhyodacite with up to 30% pyrrhotite, 10% graphite, 3% chalcopyrite, and 2% pyrite (Assessment report 52J02SW8696).



Mineral Record Details

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