Mine detail: Anaconda Mine

Previously called 'Cloverleaf MineUncle Sam Mine'

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Location

Lat / long:

44.27413, -103.67168

Resource(M)

Primary:	Gold
Tertiary:	Lead, Zinc, Copper
Ore:	Chalcopyrite, Galena, Sphalerite
Gangue:	Chlorite, Mica, Pyrite, Pyrrhotite
Orebody form:	SADDLE REEF
Discovery year:	1878

Production

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

Geology

Host rock:	Mica Schist
Host type:	Mica Schist
Structure:	Anticlinal Fold Plunges 40 Deg To The Southeast And Trends North 60 Deg West.

References

MRDS	SD02039
DEP	10055486
Reference	{Deposit:: US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 .}{Deposit:: US GEOLOGICAL SURVEY, US BUREAU OF RECLAMATION, AND SOUTH DAKOTA GEOLOGICAL SURVEY, 1975 , MINERAL AND WATER RESOURCES OF SOUTH DAKOTA, SOUTH DAKOTA GEOLOGICAL SURVEY BULLETIN 16 .}{Production:: U.S. GEOLOGICAL SURVEY, U.S. BUREAU OF RECLAMATION, AND SOUTH DAKOTA GEOLOGICAL SURVEY, 1975 , MINERAL AND WATER RESOURCES OF SOUTH DAKOTA, SOUTH DAKOTA GEOLOGICAL SURVEY BULLETIN 16 .}
Reporter	Barari, Rachel A.