Mine detail: Black Bear

Previously called 'Forlorn Hope'

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Location

Lat / long: 39.24461, -121.14937

Resource(M)

Primary: Gold
Ore: Gold
Gangue: Quartz

Production

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

Geology

Host type:Diorite

References

MRDSC010850
DEP10007229
Reference{Deposit:: MACBOYLE, E., 1919 , MINES AND MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 16 , P. 122 - 123 .}{Deposit:: LOGAN, C. A., 1941 , MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37 , NO. 3 , P. 386 .}{Production:: LOGAN 1941}
ReporterBowman, J. And Albers, J., Mosier, Dan