Mine detail: Black Powder

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Location: Lake County, California, United States, North America
Lat / long: 38.85266, -122.45357
dep_id: 10030630
mrds_id: M008886
Commodity type: metallic
Trace mineral: Manganese
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
Reporter: Gere, W., Killman, K.; Albers, J.
References:
  • Deposit:: CALIF. B. 125, 1943, P. 124
  • Deposit:: CALIF. BULL. 152, PP. 88-89
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