South Dakota · Custer County
Prospect
Mountain Beryl Claim
Custer County, South Dakota, United States
Feldspar
Beryllium
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USGS source ↗
Commodities
Primary
Feldspar
Tertiary
Beryllium
Commodity type
B
Economic & production
Development status
Prospect
Identification
Deposit ID
10153415
Region
NA
Data score
D
Coordinates
43.63306, -103.61366
References
USBM STAFF,1955,REG V,IC 7707 P164PAGE,LR,ET AL,1953,USGS PROF PAPER 247,PP.162-163.