Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31F07SW00002

Record: MDI31F07SW00002

General

Mineral Record Identification
Record Name(s) Power Line - 1951
Related Record Type Simple
Related Record(s)
Record Status Discretionary Occurrence
Date Created 1985-Nov-19
Date Last Modified 2022-Apr-26
Created By
Revised By

Commodities

Primary Commodities: Garnet (Nonmetals), Mineral Specimen



Location

Township or Area: Blithfield

Latitude: 45° 17' 3.7"    Longitude: -76° 50' 1.79"

UTM Zone: 18    Easting: 356182.999   Northing: 5016176.002    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31F07SW

Point Location Description: approximate

Location Method: Data Compilation

Access Description: About 1.2 Km S of the E end of Constos Lake. On and near the power line, 300 ft N of a farmhouse.



Geology

Province: Grenville

Subprovince: Central Metasedimentary Belt

Geological Age: Mesoproterozoic  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Gneiss-Unsubdivided 1 Hornblende-Biotite Host

Mineralization

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

Mineralization Comments

Aug 26, 2011 (A Wilson) - Garnet porphyroblasts constitute up to 10% of the mineralogy. Some narrow bands containing up to 20% garnet were observed by Quinn. Porphyroblasts up to 6 inches in size were observed.



Mineral Record Details

References

Publication - Renfrew map-area, Renfrew and Lanark counties, Ontario; Geological Survey of Canada, Paper 51-27

Publication Number: Paper 51-27 Page: 31  Date: 1951

Author: Quinn, H.A.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/101377


MonoMap - Industrial minerals of the Pembroke-Renfrew area, part 2

Publication Number: MDC022 Page: 42-43  Date: 1981

Author: Storey C.C., Vos M.A.

Publisher Name: Ontario Geological Survey

Location:


MonoMap - Industrial minerals of the Algonquin region

Publication Number: OFR5425 Page: 95  Date: 1983

Author: Martin W.

Publisher Name: Ontario Geological Survey

Location:


Map - Renfrew, Renfrew and Lanark counties, Ontario

Publication Number: Map 67G Scale: 1:63,360    Date: 1951

Author: Geological Survey of Canada

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/109668


Map - Geological series, Renfrew area, eastern part, southern Ontario

Publication Number: P1838 Scale: 1:63,360    Date: 1978

Author: Lumbers S.B., Vertolli V.M.

Publisher Name: Ontario Geological Survey

Location:


Map - Renfrew, Precambrian geology

Publication Number: M2462 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