Mine detail: Gold Medal Group

Previously called 'Golden Summit Group'

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Location: Pennington County, South Dakota, United States, North America
Lat / long: 43.91746, -103.53417
dep_id: 10010778
mrds_id: D004746
Commodity type: metallic
Major mineral: Gold, Silver
Trace mineral: Tungsten
Operation type: Unknown
Deposit type: Vein
Production size: Small ammount of material produced
Development status: Past Producer
ore: Gold, Silver
gangue: Biotite, Quartz, Wolframite
work_type: Underground
ore_ctrl: Folding Associated With A Northwest Trending Syncline
Reporter: Barari, Rachel A.
hrock_unit: Biotite Schist
hrock_type: Schist
References:
  • Deposit:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707
  • Deposit:: ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18
  • Production:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2 BUREAU OF MINES INFORMATION CIRCULAR 7707
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