Mine detail: H. R. Robert*Claims

Previously called 'Robert*Claims'

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Location

Lat / long: 45.4144, -114.2186

Resource(B)

Primary: REE
Secondary: Thorium
Tertiary: Phosphorus-Phosphates, Copper, Titanium
Ore: Allanite, Chalcopyrite, Ilmenite, Monazite
Gangue: Actinolite, Apatite, Barite, Calcite, Iron, Limonite, Magnetite, Pyrite, Quartz, Sphene
Orebody form: POCKETS, SMALL BLEBS, SCATTERED PODS
Discovery year: 1948

Production

Operation type: Surface
Production size: None
Development status: Past Producer

Geology

Host rock:Belt Supergroup
Host type:Marble,Mica Schist,Gneiss
Associated rock:Dike-Rhyolite
Associated type:Rhyolite
Structure:Box Work

References

MRDSW015188
MAS160590451
DEP10096362
Reference{Deposit:: Abbott, A. T., 1954, Monazite Deposits In Calcareous Rocks, Northern Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 99, 24 P.}{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:: Sturm, F. H., 1954, General Geology Of Some Replacement Monazite Deposits In Lemhi County, Idaho: Moscow, Idaho, Univ. Of Idaho, M. S. Thesis, 64 P.}{Deposit:: 1954 Recon Idaho Bureau Of Mines And Geology Pamphlet 99}{Deposit:: 1958 Recon Idaho Bureau Of Mines And Geology Pamphlet 115}
ReporterMiller, Pat J.