Mine detail: Montana Mine

Previously called ''

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Location

Lat / long:

44.1594, -103.74446

Resource(M)

Primary:	Gold, Silver
Ore:	Gold, Pyrite
Gangue:	Cummingtonite, Quartz

Production

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

Geology

Host rock:	Quartz-Cummingtonite Schist
Host type:	Schist
Structure:	Strongly Folded Rocks With General Strike N 20 Deg W

References

MRDS	SD02173
DEP	10055583
Reference	{Deposit:: U. S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 768}{Production:: U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688}
Reporter	Barari, Rachel A.