Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI000000003036

Record: MDI000000003036

General

Mineral Record Identification
Record Name(s) Garnet Zone - 1991
Related Record Type
Related Record(s)
Record Status Discretionary Occurrence
Date Created 2022-May-31
Date Last Modified 2022-May-31
Created By
Revised By

Commodities

Primary Commodities: Zinc

Secondary Commodities: Copper



Location

Township or Area: Ratte Lake Area

Latitude: 50° 32' 2.59"    Longitude: -88° 41' 40.2"

UTM Zone: 16    Easting: 379914   Northing: 5599383    UTM Datum: NAD83

Resident Geologist District: Thunder Bay North

NTS Grid: 52I10SE

Point Location Description: Sample 206962 on map in Assessment report 52I10SE8267

Location Method: Based on Assessment

Access Description: The Garnet Zone is located on the McKinley Road in the Ratte Lake area.



Exploration History

1991-92: prospectors J.G. Clark and T. Maitland carried out prospecting, blasting, sampling, humus sampling, and mapping.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
OP92-747 52I10SE0002 52I10SE0002
63.6217 52I10SE8267 52I10SE8267

Geology

Province: Superior

Subprovince: English River

Terrane: English River Basins

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Claystone 1 graphitic argillite

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1PyriteEconomicOre
2PyrrhotiteEconomicOre
1GarnetEconomicGangue

Mineralization Comments

May 31, 2022 (Therese Pettigrew) - Sample 206962 returned 2100 ppm Zn and 430 ppm Cu from a dark, fine-grained metasediment with 1-3% pyrite and pyrrhotite (Assessment report 52I10SE8267). Sample 22926 returned 4352 ppm Zn and 486 ppm Cu from a argillite with pyrite. Sample 22928 returned 3006 ppm Zn and 328 ppm Cu from a graphitic argillite with 5% pyrite and pyrrhotite (Assessment report 52I10SE8267)



Mineral Record Details

Report an Error

We are continuously updating our assessment file / technical report information. If you notice errors in the data, please contact us.


Terms of Use

Please review our Terms of Use agreement for this data product.


Ministry Contact Information

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