Ontario Geological Survey
Permanent Link to this Record:
MDI31F06SW00069
Record Name(s) | Edgemont Molybdenite Mines Ltd. - 1939, Herman Leidtke - 1986, Windle-Liedke Prospect - 1917, J.H. Webster Property - 1942 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Prospect |
Date Created | 1986-May-23 |
Date Last Modified | 2022-Apr-06 |
Created By | |
Revised By |
Primary Commodities: Molybdenum
Secondary Commodities: Uranium, Thorium
Township or Area: Raglan
Latitude: 45° 15' 20.36" Longitude: -77° 27' 28.34"
UTM Zone: 18 Easting: 307146.002 Northing: 5014289.999 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F06SW
Point Location Description: Precise
Location Method: AMIS Site Visit
Access Description: The deposit is located about 400 m east of Hwy. 514, and is accessible by foot along an overgrown bush road.
1917: Sometime during World War 1 adjoining claims were owned and prospected by Herman Liedtke (Con. X) and John Windle (Con. IX). 30 to 40 tons of rock was removed from one or two pits. 1939-42: Edgemont Mines Ltd. - property acquisition; trenching, pitting, DD-1000 feet 1942: 27 tons of hand-cobbed ore containing 0.75 percent MoS2 were shipped to Cleveland, Ohio, by Edgemont Molybdenite Mines Ltd. They also excavated several more pits and trenches.
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Pegmatite | 1 | Granite | Host |
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Paragneiss | 2 | Contains | ||
Marble | 3 | Calcitic | Contains |
Jul 06, 2011 (A Wilson) - The granite pegmatite dike occurs a long the contact between crystalline limestone to the east, and paragneiss to the west. The dike trends N25°E and can be traced south form the workings for 700 feet to the old shaft. The dike ranges from 5-25 feet in width.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
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1 | Molybdenite | Economic | Ore | ||||
2 | Uranothorite | Economic | Ore |
Jul 06, 2011 (A Wilson) - Molybdenite is found as a coarse aggregate with calcite, pyrrhotite and quartz in fractures in the pegmatite. The mineralization extends over a length of 311 m. A grab sample collected by J.H Webster in 1942 returned 0.58% U3O8.
Rank | Characteristic |
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1 | Disseminated |
Year | Tonnes | Commodities | Reference | Comment |
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1942 | 24 |
Molybdenum |
AR53 pt 3 p. 87 | 27 tons of low-grade ore, containing 243 pounds of molybdenum was sent to the US |
Part - Geology of the Brudenell-Raglan area
Publication Number: ARV62-05 Page: 76-77 Date: 1998
Author: Hewitt D.F., Carlson H.D.
Publisher Name: Ontario Dept. of Mines
Location:
Publication - Mineral Deposits in Renfrew County and Vicinity
Publication Number: GSC Mem 195 Page: 15-16 Date: 1936
Author: Freeman, B C
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/100827
Mono - Molybdenum deposits of Ontario
Publication Number: MDC007 Page: 63 Date: 1968
Author: Johnston F.J.
Publisher Name: Ontario Dept. of Mines
Location:
MonoMap - Geology of base metal, precious metal, iron, and molybdenum deposits in the Pembroke-Renfrew area
Publication Number: MDC020 Page: 171-172 Date: 1980
Author: Carter T.R., Colvine A.C., Meyn H.D.
Publisher Name: Ontario Geological Survey
Location:
MonoMap - Radioactive mineral deposits of the Pembroke-Renfrew area
Publication Number: MDC023 Page: 141 Date: 1981
Author: Masson S.L., Gordon J.B.
Publisher Name: Ontario Geological Survey
Location:
Book - EDGEMONT MINES LTD. 1939, 1942, CORRESPONDENCE & REPORTS
Publication Number: Date: 2001
Author:
Publisher Name:
Location:
Map - Brudenell-Raglan area, County of Renfrew, Ontario
Publication Number: M1953-02 Scale: 1:63,360 Date: 1997
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Uranium and thorium deposits of southern Ontario
Publication Number: OFR5311 Page: 610 Date: 1981
Author: Gordon J.B., Rybak U.C., Robertson J.A.
Publisher Name: Ontario Geological Survey
Location:
Part - Mineral occurrences in the Renfrew area
Publication Number: ARV53-03 Page: 87 Date: 1998
Author: Satterly J.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Brudenell-Raglan area, County of Renfrew, Ontario
Publication Number: M1953-02 Scale: 1:63,360 Date: 1997
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Publication - Molybdenum Deposits of Canada; Geological Survey of Canada, Economic Geology Report 20
Publication Number: Econ Geol 20 Page: 166-167 Date: 1963
Author: Vokes, F.M.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/103994
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