Mine detail: Egyptian Group

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Location: Pennington County, South Dakota, United States, North America
Lat / long: 43.90607, -103.42112
dep_id: 10055765
mrds_id: SD02509
Commodity type: metallic
Major mineral: Silver, Gold
Trace mineral: Zinc
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Chalcopyrite, Gold, Pyrrhotite, Silver, Sphalerite
gangue: Ankerite, Biotite, Chlorite, Hornblende, Quartz
work_type: Underground
ore_ctrl: Shear Zones
Reporter: Barari, Rachel A.
hrock_type: Slate
References:
  • Deposit:: USBM INFO CIRC 7707, P. 9
  • Production:: USBM INFO CIRC 7707, P. 96
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