California · San Bernardino County
Past Producer
Union Mine
San Bernardino County, California, United States
Tungsten
Mercury
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USGS source ↗
Commodities
Primary
Tungsten
Tertiary
Mercury
Commodity type
M
Deposit
Deposit type
Vein
Deposit size
S
Workings
Underground
Materials
Ore minerals
Cinnabar, Scheelite
Geology
Host rock
Quartz Monzonite
Associated rock
Diabase
Economic & production
Development status
Past Producer
Identification
Deposit ID
10040725
MRDS ID
M055586
Region
NA
Data score
C
Coordinates
35.29721, -117.62561
References
LEMMON, D. M., AND DORR, J. V. N., 1940, TUNGSTEN DEPOSITS OF THE ATOLIA DISTRICT, SAN BERNARDINO AND KERN COUNTIES, CALIFORNIA: USGS BULL. 922 - H