Commodities
PrimaryGold
SecondaryLead, Zinc, Copper
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Materials
Ore mineralsGalena, Gold, Pyrite
GangueQuartz
Geology
Host rockSchist
Associated rockDiorite
Economic & production
Development statusPast Producer
Identification
Deposit ID10028912
MRDS IDM006167
Alternate namesBoston Consolidated, Esperanza
RegionNA
Data scoreB
Coordinates38.31935, -120.67545
References
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 43 , 140 AND PL BCRAWFORD, J.J., 1894 , CALAVERAS COUNTY: 12TH REPT. STATE MIN.; CALIF. MIN. BUR. P 90LOGAN, C.A., 1925 , SACRAMENTO FIELD DIVISION, 21ST REPT. STATE MIN.; CALIF. MINING BUR., P. 145 - 146CLARK, W.B., LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 245 , 299CLARK ( 1962 )