Mine detail: Mark Twain Mine

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Location: Lawrence County, South Dakota, United States, North America
Lat / long: 44.33968, -103.8378
dep_id: 10055521
mrds_id: SD02086
Commodity type: metallic
Major mineral: Gold, Silver
Operation type: Unknown
Deposit type: Replacement
Production size: Small ammount of material produced
Development status: Past Producer
ore: Gold, Silver
ore_ctrl: Upper Ore Horizon: In Northeast Trending Vertical Fractures In Dolomite.
Reporter: Barari, Rachel A.
References:
  • Deposit:: US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688
  • Production:: US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 .
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