South Dakota · Custer County
Past Producer
Wilhelm Mine
Custer County, South Dakota, United States
Tantalum
Niobium (Columbium)
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USGS source ↗
Commodities
Tertiary
Tantalum, Niobium (Columbium)
Commodity type
M
Economic & production
Development status
Past Producer
Identification
Deposit ID
10299522
Region
NA
Data score
C
Coordinates
43.82916, -103.65887
References
PAGE LINCOLN R ET AL PEGMATITE INVESTIGATIONS 1942-45 BLACKDAKOTA U S GEOLOGICAL SURVEY PROF PAPER 247 1953 P58REDDEN JACK A GEOLOGYOF THE BERNE QUADRANGLE BLACK HILLS S DS GEOL SURV PRO PAPER 297-F 1968 PP 343-408