Mineral Deposit Inventory for Ontario

Ministry of Energy, Northern Development and Mines

Permanent Link to this Record: MDI000000002474

Deposit: MDI000000002474

General

Mineral Deposit Identification
Deposit Name(s) Gem Gold-copper - 2007
Deposit Status occurrence
Date Created 2020-Dec-18
Date Last Modified 2020-Dec-18
Created By T Pettigrew
Revised By T Pettigrew

Commodities

Primary Commodities: gold, copper

Secondary Commodities: platinum, palladium

Location

Township or Area: Weaver Lake Area

Latitude: 49° 32' 24.27"    Longitude: -90° 4' 45.86"

UTM Zone: 15    Easting: 711286   Northing: 5491595    UTM Datum: NAD83

Resident Geologist District: Thunder Bay South

NTS Grid: 52G09SE

Point Location Description: Grab sample 605103 in Assessment report 20000003878

Location Method: based on assessment

Exploration and Mining History

2007: Benton Resources Corp. carried out prospecting, trenching, and sampling.

Assessment Work on File

Assessment Work on File
Office File Number   Online Assessment File Identifier   Online Assessment File Directory  
2.40522     20000003878     Open

Geology

Province: Superior

Subprovince: Wabigoon

Geological Age: Archean   

Mineral Deposit Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
mafic metavolcanics 1 host
iron formation 2 host

Mineralization

Deposit Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Habit Description
1 pyrite economic ore
2 pyrrhotite economic ore
3 chalcopyrite economic ore

Mineralization Comments

12/18/2020 (T Pettigrew) - Grab sample 605103 from Trench 5 returned 1.477 ppm Au from a mafic metavolcanics with 3-5% fine grained, disseminated pyrite, pyrrhotite, and chalcopyrite. Grab sample 616661 returned 250 ppb Au, 440 ppb Pt, 103 ppb Pd, and 2790 ppm Cu from a silicified iron formation with 40% pyrrhotite, 0.5% chalcopyrite, biotite and sericite alteration (Assessment report 20000003878).

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Ministry Contact Information

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