Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31C15NW00155

Record: MDI31C15NW00155

General

Mineral Record Identification
Record Name(s) Fyock & Assoc - 2000
Related Record Type Simple
Record Status Occurrence
Date Created 1981-Jul-17
Date Last Modified 2022-Jan-05
Created By Q Unknown
Revised By Sheree Hinz

Commodities

Primary Commodities: Uranium



Location

Township or Area: Clarendon

Latitude: 44° 54' .22"    Longitude: -76° 52' 39.95"

UTM Zone: 18    Easting: 351746.32   Northing: 4973563.52    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31C15NW

Point Location Description: 6.6 km N of S boundary, and 2.1 km W of E boundary, of township.

Location Method: Conversion from MDI

Access Description: Located between Pine Lake and Fawn Lake, about 3 sq km in extent.



Exploration History

1955: M.H. Fyock and Associates completed prospecting, DDH and radiometric surveys. 1958-1959: M.H. Fyock and Associates geology and mag surveys, 12 diamond drill holes totaling 106 ft.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
63.989 31C15NW0083 31C15NW0083

Geology

Province: Grenville

Subprovince: Central Metasedimentary Belt

Geological Age: Mesoproterozoic  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Pegmatite 1 Contains

Lithology Comments

May 28, 2021 (Sheree Hinz) - Pegmatite dykes in granitic gneiss. The largest dyke is 5-30 ft wide and exposed over 650 ft.




Mineralization Comments

May 28, 2021 (Sheree Hinz) - Radioactivity in pegmatite dykes average 2-3 x background with 1 m areas at 10-40 x background. Grab samples: 0.005-0.007 % U3O8 and 0.0 % Th. 3 bulk samples of 10-15 lbs and 12 diamond drill holes totaling 337 m gave best assays of: 0.74 %, 0.24 % and 0.006 % U3O8 over 0.27-0.82 m.



Mineral Record Details

References

Book - NMI 31C15 U 7

Publication Number: N/A Scale:     Date: 1996

Author:

Publisher Name:


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


MonoMap - Geology of the Ardoch area, Frontenac County

Publication Number: R241 Scale:     Date: 1988

Author: Pauk L.

Publisher Name: Ontario Geological Survey


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Ministry Contact Information

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