South Dakota · Custer County
Past Producer
Tillison's Mine
Custer County, South Dakota, United States
Feldspar
Mica
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USGS source ↗
Commodities
Primary
Feldspar
Tertiary
Mica
Commodity type
N
Economic & production
Development status
Past Producer
Identification
Deposit ID
10177532
Region
NA
Data score
D
Coordinates
43.74686, -103.72057
References
USBM STAFF,1955, REG.V, I.C. 7707, P102-103GUITERAS,J.R.,1940, USBM I.C. 7112, P.48