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Mine detail: Maderposen Lode
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North America
United States
South Dakota
Pennington
Previously called ''
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Location
Lat / long:
43.86136, -103.36916
Resource(B)
Primary:
Feldspar
Tertiary:
Beryllium
Production
Operation type:
Surface
Development status:
Past Producer
Geology
References
MAS
461030085
DEP
10202522
Reference
USBM IC 7707 P 76 1955
Reporter
Intermountain Field Operations Center (IFOC)