South Dakota · Custer County
Past Producer
Josie Lode Mine
Custer County, South Dakota, United States
Mica
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USGS source ↗
Commodities
Primary
Mica
Commodity type
N
Deposit
Deposit size
S
Workings
Surface
Materials
Ore minerals
Muscovite
Gangue
Albite, Apatite, Beryl, Biotite, Garnet, Quartz
Geology
Host rock
Pegmatite,Granite
Associated rock
Pegmatite,Granite · Harney Peak Granite
Alteration
Air Staining And Mineral Staining
Economic & production
Development status
Past Producer
Identification
Deposit ID
10055792
MRDS ID
SD02545
Region
NA
Data score
B
Coordinates
43.83635, -103.38584
References
USBM INFO CIRC 7707, P. 74-75USGS PP 247, P. 141USBM INFO CIRC 7707, P. 75