Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31F04SW00231

Record: MDI31F04SW00231

General

Mineral Record Identification
Record Name(s) Normingo - 1986, Normingo (Cam) Occurrence - 2000
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1986-Mar-04
Date Last Modified 2022-May-10
Created By
Revised By

Commodities

Primary Commodities: Uranium, Thorium



Location

Township or Area: Dungannon

Latitude: 45° 6' 30"    Longitude: -77° 46' 21.67"

UTM Zone: 18    Easting: 281882.431   Northing: 4998725.426    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31F04SW

Point Location Description: Rock unit symbol ' 3 ' just S of dot symbol ' RA ', NE of Vardy.

Location Method: Conversion from MDI

Access Description: The showing is 40 m W of the gravel concession road 2.5 km NE of Vardy. At this point the road turns to follow the boundary between Monteagle and Dungannon.



Exploration History

1954 : stripping and trenching (4 trenches for a length of 80 ft) of an area 50 x 300 ft (15.2 x 91.4 m) by Norango Mines Ltd.


Geology

Province: Grenville

Geological Age: Mesoproterozoic  



Geology Comments

Dec 07, 2005 (C Papertzian) - Stripping exposed a 10-28 ft wide band of marble and mica pyroxenite lying berween 2 sills of pink leuco-granite, intrusive into hornblende gneiss. Uranian thorianite occurs in 1/8 inch grains or cubes in the marble. The radioactive parts of the marble are salmon-pink in colour and cover an area about 20 x 30 ft. No assays but anomalous radioactivity was 10x-17x background.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Skarn 1 Skarn Contains

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
5ThorianiteEconomicOre
10UraniniteEconomicOre
15UranothoriteEconomicOre

Mineral Record Details

References

Part - Geology of Dungannon and Mayo townships

Publication Number: ARV64-08 Page: 60  Date: 1998

Author: Hewitt D.F., James W.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Uranium and thorium deposits of southern Ontario

Publication Number: MDC004 Page: 34  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 Page: 50-52  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 Date: 1981

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

Publisher Name: Ontario Geological Survey

Location:


File - Resident Geologist file 1954, AFRO # 15

Publication Number: Date: 2000

Author:

Publisher Name:

Location:


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