The Lookout No. 3 Claim is a thorium mine located in Beaverhead county, Montana at an elevation of 8,599 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 8,599 Feet (2,621 Meters)
Commodity: Thorium
Lat, Long: 44.89111, -112.94556
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Lookout No. 3 Claim MRDS details
Site Name
Primary: Lookout No. 3 Claim
Commodity
Primary: Thorium
Secondary: Uranium
Location
State: Montana
County: Beaverhead
District: Deer Creek District
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: R. H. Underwood ( 1953 )
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Mineral Deposit Model
Not available
Orebody
Form: LENTICULAR
Structure
Type: R
Description: Foliation Of Diorite Strieks N 60 E And Dips 80 Ne
Alterations
Not available
Rocks
Name: Gneiss
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Analytical Data: GRAB SAMPLE INDICATES .24 % THO2 (THORIA)
Materials
Ore: Thorite
Gangue: Pyrite
Gangue: Calcite
Gangue: Chalcopyrite
Comments
Comment (Geology): GEOL.DESC: SMALL LENTICULAR CALCITE VEIN WITH TINY CRYSTALS OF PYRITE AND CHALCOPYRITE, AND .006% U, .24% TH, 2.71% RARE EARTHS.
Comment (Workings): ONE SHALLOW PIT
Comment (Deposit): ONE SMALL PIT ; INFO.SRC : 1 PUB LIT
Comment (Location): LOCATED AT WEST END OF LIMEKILN CANYON
References
Reference (Deposit): CONSV. DIV. COMP. DATE, 02-07-1963
Reference (Deposit): 1953 GEOLMAP TRITES A. F., TOOKER E. W., BULL 988-H
Reference (Deposit): 1972 GEOLMAP GEACH R. D., MINES AND MINERALS, MONT.
Reference (Deposit): SAHINEN, UM, 1955, MONT. B.M. AND GEOL. INF. CIRC. 6, P. 8.
Reference (Deposit): TRITES AND TOOKER, 1953, USGS BULL. 988-H, P. 188.
Reference (Deposit): GEACH, R. D., 1972 , MINES AND MINERAL DEPOSITS, BEAUERHEAD CO., MONT., MONT. BUR. OF MINES AND GEOLOGY, BULL 85 .
Principal Gold Districts of Montana
In Montana, 54 mining districts have each have produced more than 10,000 ounces of gold. The largest producers are Butte, Helena, Marysville, and Virginia City, each having produced more than one million ounces. Twenty seven other districts are each credited with between 100,000 and one million ounces of gold production. Read more: Principal Gold Districts of Montana.
