Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31E11NE00069

Record: MDI31E11NE00069

General

Mineral Record Identification
Record Name(s)	McRae Uranium Prospecting Syndicate - 1952, McRae Occurrence - 1981
Related Record Type	Simple
Related Record(s)
Record Status	Occurrence
Date Created	1982-Aug-27
Date Last Modified	2022-Mar-04
Created By
Revised By

Commodities

Primary Commodities: Uranium

Location

Township or Area: Butt

Latitude: 45° 40' 38.76" Longitude: -79° 3' 36.54"

UTM Zone: 17 Easting: 651077.002 Northing: 5060039.002 UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31E11NE

Point Location Description: General

Location Method: Data Compilation

Exploration History

1950's: McRae Uranium Prospecting Syndicate - prospecting, sampling. 2010: Griftco Corporation - ground geophysics

Assessment Work on File

Assessment Work on File
Office File Number	Online Assessment File Identifier	Online Assessment File Directory
File 52 Butt Tp.	20000006309	20000006309

Geology

Province: Grenville

Subprovince: Central Gneiss Belt

Geological Age: Mesoproterozoic

Lithology

Lithology Data
Rock Type	Rank	Composition	Texture	Relationship
Pegmatite	1	Granite		Host
Gneiss-Unsubdivided	2	Granite		Host

Mineralization

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

Mineralization Comments

Aug 03, 2011 (A Wilson) - Grab samples from this site reportedly returned values of: 0.21%, 0.34%, 0.14%, 0.12% and 0.005% U3O8 determined radiometrically.

Mineral Record Details

Classification
Rank	Classification
1	Pegmatite

Characteristics
Rank	Characteristic
1	Intrusive

References

Publication - Canadian deposits of uranium and thorium; Geological Survey of Canada, Economic Geology Series 16

Publication Number: GSC EconGeol 16 Scale: Date: 1952

Author: Lang, A.H.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/102450

Publication - Canadian deposits of uranium and thorium; Geological Survey of Canada, Economic Geology Series 16

Publication Number: GSC EconGeol 16 Scale: Date: 1952

Author: Lang, A.H.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/102450

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:

Report an Error

We are continuously updating our assessment file / technical report information. If you notice errors in the data, please contact us.

Terms of Use

Please review our Terms of Use agreement for this data product.

Ministry Contact Information

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