Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI41N15SW00001

Record: MDI41N15SW00001

General

Mineral Record Identification
Record Name(s) Old Woman Bay Gold Occurrence - 1944, N. Morrison Claims - 1944
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 2001-Apr-24
Date Last Modified 2022-Sep-12
Created By
Revised By

Commodities

Primary Commodities: Gold



Location

Township or Area: Laronde

Latitude: 47° 46' 37.75"    Longitude: -84° 54' 33.45"

UTM Zone: 16    Easting: 656624.53   Northing: 5293648.67    UTM Datum: NAD83

Resident Geologist District: Sault Ste. Marie

NTS Grid: 41N15SW

Point Location Description: Break on south shore of Old Woman Bay

Location Method: Other Literature

Access Description: The site is accessible only by boat launched from Old Woman Bay, McGregor Cove or Michipicoten Harbour. The trenches are located inland from Old Woman Bay.



Exploration History

1937-38: O'Brien Gold Mines - prospecting, trenching. 1944: N. Morrison - sampling.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
Laronde 0011-C1 41N15SW0007 41N15SW0007

Geology

Province: Superior

Subprovince: Wawa

Terrane: Wawa-Abitibi

Belt: Michipicoten

Geological Age: Neoarchean  

Metamorphism Type: Regional

Metamorphism Grade: Greenschist



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Vein 1 Quartz Host
Mafic Schist 2 Mafic Metavolcanics Near

Lithology Comments

Dec 07, 2005 (A Wilson) - The occurrence is described as consisting of a series of narrow quartz veins within greenstone schist. Some iron formation was observed in the area.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1GoldEconomicOre

Mineralization Comments

Dec 07, 2005 (A Wilson) - Grab samples from quartz veins in a trench returned assays ranging from0.01 oz/t Au to 1.11 oz/t Au.



Mineral Record Details

References

Map - Geological compilation series, Wawa sheet, districts of Algoma and Sudbury

Publication Number: P0640 Scale: 1:126,720    Date: 1997

Author: Leahy E.J., Rupert R.J., Giblin P.E., Giguere J.F.

Publisher Name: Ontario Dept. of Mines and Northern Affairs

Location:


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Ministry Contact Information

For detailed information regarding this mineral record please contact the Sault Ste. Marie Resident Geologist District Office