South Dakota · Custer County
Past Producer

Surprise Mica Mine

Custer County, South Dakota, United States
Mica
⌖ Show on mapUSGS source ↗
Commodities
PrimaryMica
Commodity typeN
Economic & production
Development statusPast Producer
Identification
Deposit ID10153296
RegionNA
Data scoreD
Coordinates43.77666, -103.59526
References
USBM STAFF,1955, REG.V, I.C. 7707, P122-123PAGE,L.R.,ET AL.,1953,USGS PROF. PAPER 247, P193-194