Mine detail: Simer Prospect

Previously called 'Lost Wife Group'

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Location

Lat / long: 45.28489, -113.93592

Resource(B)

Primary: Fluorine-Fluorite
Tertiary: Thorium, Uranium, REE, Niobium (Columbium)
Ore: Monazite
Gangue: Barite, Fluorite, Quartz

Production

Operation type: Surface
Production size: None
Development status: Occurrence

Geology

Host type:Quartz Monzonite
Associated type:Quartz Monzonite

References

MRDSW013346
MAS160590149
DEP10070418
Reference{Deposit:: Anderson, A. L., 1958, Uranium, Thorium, Columbium, And Rare Earth Deposits In The Salmon Region, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 115, 81 P.}{Deposit:: Anderson, A. L., 1959, Geology And Mineral Resources Of The North Fork Quadrangle, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 118, 92 P.}{Deposit:: Anderson, A. L., And Van Alstine, R. E., 1964, Mineral Resources - Fluorspar, In Mineral And Water Resources Of Idaho: Idaho Bureau Of Mines And Geology, Special Report No. 1, P. 79 - 84.}{Deposit:: Staatz, M.H., et al, 1979, Principal Thorium Resources in the United States, USGS, Info. Circular 805, 42 p.}
ReporterLoen, Jeffrey S. (Pearson, Robert C.), Western Field Operations Center (WFOC), Miller, Pat J.