California · Sierra County
Past Producer

Tomboy & Eureka

Sierra County, California, United States
Gold
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Materials
Ore mineralsGold, Pyrite
GangueQuartz
Geology
Host rockGabbro,Serpentinite,Granite
Associated rockGabbro,Granite
Economic & production
Development statusPast Producer
Identification
Deposit ID10086528
MRDS IDX025429
RegionNA
Data scoreB
Coordinates39.48599, -120.8802
References
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.AVERILL, C. V., 1942 , MINES AND MINERAL RESOURCES OF SIERRA CO: CDM CALIF. JOUR. MINES AND GEOL, VOL 38, NO 1, P 66.FERGUSON, H. G., & GANNETT, R. W., 1932 , GOLD QTZ VEINS OF THE ALLEGHANY DISTRICT, CALIF.;: USGS PROF PAPER 172, P 90, 91, FIG 25.MACBOYLE, E. 1920 , MINES AND MINERAL RESOURCES SIERRA CO: CSMB 16TH REPORT STATE MINERALOGIST, DEC 1918 , P 129, 130.MACBOYLE, 1920