Mine detail: California Mine

Previously called 'Hercules Mining Co.Wheeler Tunnel'

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Location

Lat / long:

42.67288, -123.58116

Resource(M)

Primary:	Gold
Ore:	Pyrite
Gangue:	Calcite, Chlorite, Quartz, Sericite

Production

Operation type:	Unknown
Production size:	Unknown
Development status:	Past Producer
Production years:	1890

Geology

Host rock:	Rogue Volcanics;Rogue Volcanics
Host type:	Andesite
Associated type:	Serpentinite
Structure:	Adjacent To Major North Trending Fault With Serpentine On East Side, Mine On West Side
Alteration processes:	Quartz - Sericite - Pyrite - Chlorite

References

MRDS	M060698
DEP	10042741
Reference	{Deposit:: RAMP, L. AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON; ODGMI BULL. 100, 45 P}{Deposit:: BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P. 209}{Deposit:: YOUNGBERG, E.A., 1947, MINES AND PROSPECTS OF THE MOUNT REUBEN MINING DISTRICT, JOSEPHINE COUNTY, OREGON; ODGMI BULL. 34, P. 29}{Deposit:: OREGON METAL MINES HANDBOOK, 1942, ODGMI BULL. 14-C, VOL. 2, SEC. 1, P. 33}
Reporter	Johnson, Maureen G., Smith, Roscoe M., Gray, Jerry J.