Mine detail: California-Pioche Shaft

Previously called 'NBMG Sample Site 1425'

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Location

Lat / long:

37.92107, -114.4564

Resource(B)

Primary:	Gold, Silver
Secondary:	Lead
Tertiary:	Copper, Barium-Barite, Manganese, Antimony
Ore:	Barite, Chalcopyrite, Galena
Gangue:	Calcite, Mica, Pyrite

Production

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

Geology

Host rock:	Lyndon Limestone;Pioche Shale
Host type:	Limestone
Alteration processes:	Silicification

References

MRDS	M241552
DEP	10046400
Reference	{Deposit:: SMITH, P. AND BENTZ, J., 1983, FIELD EXAMINATION REPORT 8/22/83.}{Deposit:: USGS P.P. 171}{Deposit:: USGS MAP MF-136.}
Reporter	La Pointe, D.D. (Tingley, J.V.)