Mine detail: Pennsylvania Mine South

Previously called 'Owl Claim?Part of Tom Johnston PropertyPart of Alta Claims'

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Location

Lat / long:

37.41664, -114.47527

Resource(M)

Primary:	Copper, Silver, Gold
Ore:	Chalcopyrite, Tetrahedrite
Gangue:	Pyrite, Quartz

Production

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

Geology

Host rock:	Prospect Mountain Quartzite;Pioche Shale
Host type:	Clastic Sedimentary Rock,Ash-Flow Tuff,Andesite
Associated type:	Mafic Intrusive Rock,Ash-Flow Tuff,Andesite
Structure:	Caliente Caldron Complex, Faults, Fractures
Alteration processes:	Propylitization, Silicification

References

MRDS	M241648
DEP	10046481
Reference	{Deposit:: BENTZ, J. AND SMITH, P., 1983, FIELD EXAMINATION REPORT, SEPT. 13, 1983.}{Deposit:: TSCHANZ, C.M. AND PAMPEYAN, E.H., 1970, NBMG BULL 73, P. 170-172, PL I, II.}{Deposit:: NBMG DISTRICT FILES, REPORT ON TOM JOHNSTON PROPERTY}{Deposit:: GRAPEVINE SPRING G-E-M RESOURCES AREA TECHNICAL REPORT, 1983, FOR BLM}
Reporter	La Pointe, D.D. (Tingley, J.V.)