Mine detail: Boscobel and Double Standard

Previously called 'Golden Reward Group'

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Location

Lat / long:

44.33329, -103.8203

Resource(M)

Primary:	Silver, Gold
Ore:	Gold, Silver
Gangue:	Dolomite

Production

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

Geology

Host type:	Dolomite
Associated rock:	Rhyolite Dikes
Associated type:	Rhyolite
Structure:	Dikes And Some Minor Faulting On The Upthrown Side Of The 300 Ft. Tornado Fault
Alteration processes:	Unoxidized Ore

References

MRDS	SD02062
DEP	10055504
Reference	US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688
Reporter	Barari, Rachel A.