Ontario Geological Survey
Permanent Link to this Record:
MDI42G16NE00001
Record Name(s) | Devils Rapids - 1952, Dobie-Betz - 1948 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Occurrence |
Date Created | 1999-Jul-23 |
Date Last Modified | 2022-Nov-01 |
Created By | |
Revised By |
Primary Commodities: Thorium
Township or Area: Mowbray
Latitude: 49° 53' 28.75" Longitude: -82° 7' 39.1"
UTM Zone: 17 Easting: 419012.155 Northing: 5527156.642 UTM Datum: NAD83
Resident Geologist District: Timmins
NTS Grid: 42G16NE
Point Location Description: General: Showing located at Devils Rapids on the north or right bank of Mattagami River (T-258)
Location Method: Data Compilation
Access Description: Formerly by Spruce Falls Power and Paper railway from Kapuskasing to Smoky Falls, then on the Mattagami River by canoe 14 miles upstream/south to Devils Rapids. Rapids are indicated as flooded as of 1979, so it is unknown if showing is still directly accessible. (T-258; map P.2239).
1948: Mapping and sampling by P.H. Taylor, company unknown (AF T-258, Dobie-Betz Showing; geological map missing from file) / Prior to 1952: Moneta Porcupine Mines Limited reports discovery and sampling of radioactive deposit (GSC EGR 16).
Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
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T-258 |
Province: Superior
Geological Age: Early Precambrian
Rock Type | Rank | Composition | Texture | Relationship | Vein | 1 | Host |
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Gneiss-Unsubdivided | 2 | Biotite | Contains |
Dec 07, 2005 (D Draper) - Showing is (quote) two fractures in biotite gneiss reported to contain quartz, carbonate, pyrite and pyrrhotite. Veins are up to 1 ft wide and have been traced for lengths of 27 and 60 ft (GSC EGR 16). See also Taylor report in AF T-258.
Dec 07, 2005 (D Draper) - (Quote) A selected sample showed 0.23% ThO2 and no uranium (GSC EGR 16).
Book - Canadian deposits of uranium and thorium; Geological Survey of Canada, Economic Geology Series 16
Publication Number: GSC EconGeol 16 Page: 150 Date: 1952
Author: Lang, A.H.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/102450
File - Resident Geologist files T-258
Publication Number: Date:
Author:
Publisher Name:
Location: Timmins RGP office
Map - Geological series, Clay-Howells complex, District of Cochrane
Publication Number: P2239 Scale: 1:15,840 Date: 1979
Author: Sage R.P., Wright W., Wilkinson S.
Publisher Name: Ontario Geological Survey
Location:
Map - Little Long Rapids sheet, District of Cochrane, geological compilation series
Publication Number: P0396 Scale: 1:126,720 Date: 1997
Author: Bennett G., Brown D.D., George P.T.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Geology of carbonatite-alkalic rock complexes in Ontario: Clay-Howells alkalic rock complex, District of Cochrane
Publication Number: S037 Date: 1988
Author: Sage R.P.
Publisher Name: Ontario Geological Survey
Location:
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