Commodities
PrimaryGold
TertiaryZinc, Copper, Tellurium, Antimony
Commodity typeM
Deposit
Model154: Epithermal quartz-alunite Au
Deposit sizeS
Orebody formTABULAR TO IRREGULAR
Ore controlFissuring, Brecciation In Sheeted Zone
Materials
Ore mineralsFamatinite, Sphalerite
GangueGypsum, Kaolinite, Pyrite, Sericite
Geology
Host rockAndesite
Associated rockAndesite · Milltown Andesite
StructureFaults
AlterationSilicification, Pyritization, Kaolinization.
Economic & production
Development statusPast Producer
First production1904
Discovery year1904
Identification
Deposit ID10046838
MRDS IDM242054
Alternate namesVernal Mining Co. Ground
RegionNA
Data scoreB
Coordinates37.75606, -117.19397
References
RANSOME, F.L., 1909, USGS PP 66, P.110, P.247-248.NBMG REPORT 19, P.65-66WEED, W.H., ED., 1922, THE MINES HANDBOOK, VOL. XV., P 1367.GARSIDE, L.J., 1982, FIELD EXAMINATION, NBMG, 9 JUL 82.