Mine detail: Kirka Downing Claim

Previously called ''

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Location

Lat / long:

43.84329, -103.65501

Resource(M)

Primary:	Tungsten
Ore:	Wolframite
Gangue:	Biotite, Muscovite, Pyrite, Quartz
Orebody form:	PINCH AND SWELL (VEIN), DIKE (PEGMATITE)

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host type:	Pegmatite
Associated rock:	Pegmatite
Associated type:	Pegmatite

References

MRDS	SD02290
DEP	10104254
Reference	{Deposit:: U. S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 770}{Production:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707}
Reporter	Barari, Rachel A.