Mine detail: Banner Mine

Previously called 'Grasshopper'

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Location

Lat / long: 38.35741, -120.58101

Resource(M)

Primary: Gold
Ore: Gold
Gangue: Quartz

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 187* , 1887 , MID 193*

Geology

Host type:Diorite
Associated type:Diorite

References

MRDSM006787
DEP10029321
Reference{Deposit:: CLARK, W. B., LYDON, P. A, 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 38 - 39 , 136 AND PL B}{Deposit:: LOGAN, C. A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P 240 - 1 , 297}{Deposit:: TUCKER, W. B., 1915 ; CALAVERAS COUNTY: 14TH REPT. STATE MIN.; CALIF MIN BUR; P 69}{Production:: LOGAN ( 1936 ), CLARK 1932}
ReporterMateik, R.; Albers, John P.