Commodities
PrimaryTungsten, Gold
Commodity typeM
Deposit
Deposit typeGOLD QUARTZ VEINS
Deposit sizeY
Geology
StructureSIERRA NEVADA BATHOLITH
Economic & production
Development statusProducer
First production1915
Identification
Deposit ID60000011
MRDS IDD001063
RegionNA
Data scoreD
Coordinates39.21659, -121.03433
References
LEMMON, D.M., UNPUBLISHED DATA.LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.FARMIN, ROLLIN, 1941, OCCURENCE OF SCHEELITE IN THE IDAHO-MARYLAND MINES, CALIF. JOUR. MINES AND GEOL., VOL.37, NO.2, P.224.JOHNSTONE, W.D., 1940, THE GOLD QUARTZ VEINS OF GRASS VALLEY, CALIF.: USGS PROF. PAPER 194, P.43, 89, 97-98.