Mine detail: Alaska

Previously called 'Sierra Alaska'

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Location

Lat / long: 39.44188, -120.99004

Resource(M)

Primary: Gold
Secondary: Silver, Lead, Copper
Ore: Gold, Silver
Gangue: Quartz, Talc

Production

Operation type: Underground
Production size: Medium
Development status: Past Producer

Geology

Host type:Diorite,Slate,Argillite
Associated type:Diorite

References

MRDSX025322
DEP10106524
Reference{Deposit:: MCCULLOCH, W. C., ETAL, 1964 , MINERALS FOR INDUSTRY, N. CALIF. : SO. PACIFIC CO., VOL. 2 , P. 34 . (Reprinted as California Division of Mines and Geology Special Publication 94, 1987)}{Deposit:: AVERILL, C. V., 1942 , MINES AND MINERAL RESOURCES OF SIERRA CO.: California Division of Mines, CALIF. JOUR. MINES AND GEOL., VOL. 38 , NO. 1 , P. 17-18 , 50 .}{Deposit:: LOGAN, C. A., 1929 , SIERRA CO.: California Division of Mines 25TH REPORT STATE MINERALOGIST, APRIL, P. 174 .}{Production:: AVERILL, 1942 , MCCULLOCH ETAL, 1964}
ReporterHayden, F. (Albers, J.)