Mine detail: Lost Bonanza Mine

Previously called ''

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Location

Lat / long:

43.79774, -103.60362

Resource(N)

Primary:	Mica
Ore:	Muscovite
Gangue:	Plagioclase, Quartz
Orebody form:	DIKE

Production

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

Geology

Host type:	Pegmatite
Associated rock:	Pegmatite
Associated type:	Pegmatite
Alteration processes:	Moderate Air Staining

References

MRDS	SD02307
DEP	10055690
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.