Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31F06SW00023

Record: MDI31F06SW00023

General

Mineral Record Identification
Record Name(s) Joyces Lake Gabbro - 1953, Stoughton Lake Gabbro - 1953
Related Record Type Simple
Related Record(s)
Record Status Discretionary Occurrence
Date Created 1991-Feb-25
Date Last Modified 2023-Aug-03
Created By
Revised By

Commodities

Primary Commodities: Gabbro



Location

Township or Area: Lyndoch

Latitude: 45° 16' 36.58"    Longitude: -77° 17' 35.04"

UTM Zone: 18    Easting: 320143.996   Northing: 5016261    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31F06SW

Point Location Description: approximate

Location Method: Data Compilation



Geology

Province: Grenville

Subprovince: Central Metasedimentary Belt

Geological Age: Mesoproterozoic  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Gabbro 1 Gabbro Is
Paragneiss 2 Adjacent

Lithology Comments

Jul 15, 2011 (A Wilson) - The Joyces Lake gabbro body is 2 miles long and 1 mile wide. The body consists of bronze-coloured pyroxenite and gabbro with purplish labradorite feldspar. The rocks are unmetamorphosed, but show some cataclasis.




Mineral Record Details

References

Part - Geology of the Brudenell-Raglan area

Publication Number: ARV62-05 Page: 16  Date: 1998

Author: Hewitt D.F., Carlson H.D.

Publisher Name: Ontario Dept. of Mines

Location:


MonoMap - Industrial minerals of the Algonquin region

Publication Number: OFR5425 Page: 119  Date: 1983

Author: Martin W.

Publisher Name: Ontario Geological Survey

Location:


Map - Brudenell-Raglan area, County of Renfrew, Ontario

Publication Number: M1953-02 Scale: 1:63,360    Date: 1997

Author: Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Barry's Bay, Precambrian geology

Publication Number: M2461 Scale: 1:100,000    Date: 1983

Author: Lumbers S.B.

Publisher Name: Ontario Geological Survey

Location:


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