Mine detail: Dan Patch

Previously called ''

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Location

Lat / long: 43.89436, -103.44226

Resource(B)

Tertiary: Mica, Niobium (Columbium), Tantalum

Production

Operation type: Surface
Development status: Past Producer

Geology

References

MAS461030077
DEP10202018
Reference{Deposit:: PAGE LINCOLN R AND OTHERS PEGMATITE INVESTIGATIONS 1942-45 B}{Deposit:: LLS S DAKOTA USGS PROF PAPER 247 1953 PP 58,94.}{Deposit:: U S BUMINES STAFF REGION V BLACK HILLS MINERAL ATLAS S DAKOT}{Deposit:: 2 I C 7707 P69}
ReporterSouth Dakota School of Mines