Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31F05SE00052

Record: MDI31F05SE00052

General

Mineral Record Identification
Record Name(s) Lentz West - 1944
Related Record Type Simple
Related Record(s)
Record Status Discretionary Occurrence
Date Created 1991-Jun-07
Date Last Modified 2023-Aug-03
Created By
Revised By

Commodities

Primary Commodities: Corundum



Location

Township or Area: Raglan

Latitude: 45° 17' 53.65"    Longitude: -77° 34' 42.66"

UTM Zone: 18    Easting: 297830.999   Northing: 5019316.005    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31F05SE

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
Gneiss-Unsubdivided 1 Albite Syenite Contains

Lithology Comments

Jun 30, 2011 (A Wilson) - A small outcrop of grey corundum-bearing syenite gneiss occurs on the fence line west of the barn on an abandoned farm.




Mineralization

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

Mineralization Comments

Jun 30, 2011 (A Wilson) - A small (6 ft by 3 ft) patch of outcrop contains 15% corundum. The corundum crystals are grey and elongated and range in size from 2 to 4 inches.



Mineral Record Details

References

Part - Mineral occurrences in the Renfrew area

Publication Number: ARV53-03 Page: 31  Date: 1998

Author: Satterly J.

Publisher Name: Ontario Dept. of Mines

Location:


Part - Geology of the Brudenell-Raglan area

Publication Number: ARV62-05 Page: 55  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: 40  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 - Precambrian Geology, Barry's Bay Area

Publication Number: P3444 Scale: 1:50,000    Date: 2001

Author: Easton R.M.

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