Mine detail: Washington Chief Con

Previously called 'Jefferson'

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Location

Lat / long: 39.38689, -120.69903

Resource(M)

Primary: Gold
Secondary: Copper
Ore: Gold
Gangue: Barite, Calcite, Quartz

Production

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

Geology

Host type:Granite
Associated type:Granite
Structure:4 - 5 Ft Thick Shear Zone

References

MRDSC011946
DEP10101324
Reference{Deposit:: LOGAN, C. A., 1941 , MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37 , NO. 3 , PL. 3, no. 56 .}{Deposit:: MACBOYLE, E., 1918 , MINES AND MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 16 , P. 257 .}{Deposit:: SOUTHERN PACIFIC COMPANY, 1964 , MINERALS FOR INDUSTRY, NORTHERN CALIFORNIA, V. 2 , P. 24 , 32 .}
ReporterBowman, J. And Albers, J.