Commodities
PrimaryGold
SecondarySilver
Commodity typeM
Deposit
Model154: Epithermal quartz-alunite Au
Deposit sizeS
Orebody formFLAT, LENTICULAR TO IRREGULAR
Ore controlBrecciation, Horizontal Sheeting
Materials
Ore mineralsFamatinite, Gold
GangueAlunite, Gypsum, Pyrite, Quartz
Geology
Host rockDacite,Andesite
Associated rockDacite,Andesite · Milltown Andesite
StructureGouge Zone Terminates Ore Zones; A Few Faults Of Small Displacement Cut The Ore.
AlterationPyritization, Silicification, Alunitization
Economic & production
Development statusPast Producer
Discovery year1904
Identification
Deposit ID10046695
MRDS IDM241894
Alternate namesQuartzite, Black Butte Mines, Diamond-Black Butte Cons. Mines
RegionNA
Data scoreB
Coordinates37.75273, -117.17813
References
RANSOME, F.L., 1909, USGS P. P. 66, P. 246-247.NBMG REPORT 19, P. 65-66.MINING AND SCIENTIFIC PRESS, JUNE 8, 1907, P. 721BLM PATENT CLAIM RECORDS, FEB., 1982WEED, W.H. ED., 1922, THE MINES HANDBOOK, VOL. XV, P. 1184.GARSIDE, L.J., 1982, FIELD EXAMINATION, NBMG, 9 JUL 82.MIN. & SCI. PRESS, 1907, P. 721