The Monument Hill District is a uranium mine located in Converse county, Wyoming.
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
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.
Monument Hill District MRDS details
Site Name
Primary: Monument Hill District
Secondary: Pat Pits, Pat No. 8
Secondary: Hardy Pit, Hardy-Zee Pits
Secondary: Spook Mine
Secondary: Denver Mine
Secondary: Betty Lou Mine, Boyles Pit
Secondary: D-10 Mine
Secondary: Pit One
Secondary: D-85 Mine, Thompson Claims
Secondary: Pit Three
Secondary: Pit Two
Secondary: 21 Mine
Secondary: 28 Mine
Secondary: D-7 Mine
Secondary: D-9 Mine, Dead Cow
Secondary: Fly Pit
Secondary: Tisket Group
Secondary: D-3 Anomaly
Secondary: D-5 Anomaly
Secondary: Dad 17
Commodity
Primary: Uranium
Secondary: Vanadium
Location
State: Wyoming
County: Converse
District: Southern Powder River
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Year: 1963
Mined: 99790.320 mt
Material type: 363,000 lbs of U3O8 was produced from 110,000 tons of ore.
Deposit
Record Type: District
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1953
Year Last Production: 1965
Discovery Year: 1952
Years of Production:
Organization:
Significant: N
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: Ore grades ranged fro 0.20 to 0.25% U3O8.
Materials
Ore: Carnotite
Ore: Tyuyamunite
Unknown: Uraninite
Unknown: Coffinite
Comments
Not available
References
Reference (Deposit): MINOBRAS, 1976, Uranium guidebook for Wyoming, 63 p. and appendix.
Pages: p. 12-15.
Reference (Deposit): Mrak, Vernon A., 1958, Uranium deposits in the Tertiary sediments of the Powder River Basin, Wyoming: Wyoming Geological Association 13th Field Trip Guidebook, p. 233-240.
Pages: p. 236.
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