Mine detail: Guiffra

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Location: Calaveras County, California, United States, North America
Lat / long: 38.29658, -120.70823
dep_id: 10028699
mrds_id: M005841
Commodity type: metallic
Major mineral: Gold
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Gold
gangue: Quartz
work_type: Underground
Reporter: Mateik, R.; Albers, John P.
hrock_type: Schist
References:
  • 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 156
  • 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 307
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