Mine detail: Pennsylvania Mine North Mine North

Previously called 'Part of Alta ClaimsCharity, Sureshot ClaimsPart of Tom Johnston Property'

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Location

Lat / long:

37.41775, -114.47527

Resource(M)

Primary:	Copper, Silver, Gold
Ore:	Bornite, Chalcopyrite, Covellite, Malachite, Tetrahedrite
Gangue:	Calcite, Clay, Pyrite, Quartz
Discovery year:	1875

Production

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

Geology

Host rock:	Prospect Mountain Quartzite;Pioche Shale
Host type:	Quartzite,Shale,Limestone
Associated type:	Latite,Andesite
Structure:	Caliente Caldron Complex, Faults
Alteration processes:	Propylitization, Silicification Of Andesite

References

MRDS	M032086
DEP	10037385
Reference	{Deposit:: TSCHANTZ CM & PAMPEYAN EH, 1970, GEOLOGY AND MINERAL DEPOSITS OF LINCOLN COUNTY, NEV BUR MINES BULL 73}{Deposit:: BENTZ, J. AND SMITH, P., 1983, FIELD EXAMINATION REPORT, SEPT 13, 1983.}{Deposit:: NBMG DISTRICT FILE 178, ITEM 3, 1953}{Deposit:: NBMG DISTRICT FILES, REPORT ON TOM JOHNSTON PROPERTY}{Deposit:: GRAPEVINE SPRING G-E-M RESOURCES AREA TECHNICAL REPORT, 1983, FOR BLM.}
Reporter	Harner, Joy L. (Roberts, Ralph J.), La Pointe, D.D. (Tingley, J.V.)