Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31F04NW00126

Record: MDI31F04NW00126

General

Mineral Record Identification
Record Name(s) Mrs. W.M. Thompson - 1986
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1986-May-21
Date Last Modified 2022-Jan-25
Created By
Revised By

Commodities

Primary Commodities: Uranium, Thorium



Location

Township or Area: Monteagle

Latitude: 45° 11' 18.22"    Longitude: -77° 45' 9.74"

UTM Zone: 18    Easting: 283757.313   Northing: 5007565.543    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31F04NW

Point Location Description: Precise

Location Method: Conversion from MDI

Access Description: The occurrence is approximately 2.7 km directly east of Monteagle Valley along the township gravel road. It is about 550 m east of the gravel road and 170 m east of the clearing in Mrs. Thompson's farm (MDC 23, p118).



Exploration History

1954: Blasting, pitting and stripping carried out by R.H. Thompson and L. Black.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Pegmatite 1 Contains

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1GarnetEconomicOre
2MagnetiteEconomicOre
3TitaniteEconomicOre
4UranothoriteEconomicOre
5ZirconEconomicOre

Mineralization Comments

Dec 07, 2005 (D Laidlaw) - Average sample for the pegmatitic granite assayed 45 ppm U3O8 and 266 ppm Th.



Mineral Record Details

References

Book - NMI 31F04 U 8

Publication Number: N/A Scale:     Date: 1996

Author:

Publisher Name:

Location:


Part - Geology of Monteagle and Carlow townships

Publication Number: ARV63-06 Scale:     Date: 1998

Author: Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


Part - Radioactive mineral occurrences in the Bancroft area

Publication Number: ARV65-06 Scale:     Date: 1998

Author: Satterly J., Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Uranium and thorium deposits of southern Ontario

Publication Number: MDC004 Scale:     Date: 1967

Author: Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Geological series, radioactive mineral deposits of the Pembroke-Renfrew area, southern Ontario

Publication Number: P2210 Scale: 1:126,720    Date: 1980

Author: Masson S.L., Gordon J.B., Storey C.C.

Publisher Name: Ontario Geological Survey

Location:


MonoMap - Radioactive mineral deposits of the Pembroke-Renfrew area

Publication Number: MDC023 Scale:     Date: 1981

Author: Masson S.L., Gordon J.B.

Publisher Name: Ontario Geological Survey

Location:


Mono - Uranium and thorium deposits of southern Ontario

Publication Number: OFR5311 Scale:     Date: 1981

Author: Gordon J.B., Rybak U.C., Robertson J.A.

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