Mine detail: Tomboy & Eureka

Previously called ''

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Location

Lat / long: 39.48599, -120.8802

Resource(M)

Primary: Gold
Ore: Gold, Pyrite
Gangue: Quartz

Production

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

Geology

Host type:Gabbro,Serpentinite,Granite
Associated type:Gabbro,Granite

References

MRDSX025429
DEP10086528
Reference{Deposit:: MCCULLOCH, W. C., OESTERLING, W. A., SPURCK, W. H., & TISCHLER, M. S., 1964 , MINERALS FOR INDUSTRY N CALIF: SO PACIFIC COMPANY, VOL 2, P 45.}{Deposit:: AVERILL, C. V., 1942 , MINES AND MINERAL RESOURCES OF SIERRA CO: CDM CALIF. JOUR. MINES AND GEOL, VOL 38, NO 1, P 66.}{Deposit:: FERGUSON, H. G., & GANNETT, R. W., 1932 , GOLD QTZ VEINS OF THE ALLEGHANY DISTRICT, CALIF.;: USGS PROF PAPER 172, P 90, 91, FIG 25.}{Deposit:: MACBOYLE, E. 1920 , MINES AND MINERAL RESOURCES SIERRA CO: CSMB 16TH REPORT STATE MINERALOGIST, DEC 1918 , P 129, 130.}{Production:: MACBOYLE, 1920}
ReporterHayden, F. (Albers, J.)