California · Napa County
Occurrence
Samuel Springs Claims
Napa County, California, United States
Chromium
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USGS source ↗
Commodities
Primary
Chromium
Commodity type
M
Deposit
Deposit size
N
Orebody form
LENSE OTHER STRINGERS
Materials
Ore minerals
Chromite
Geology
Host rock
Serpentinite
Economic & production
Development status
Occurrence
Identification
Deposit ID
10031607
MRDS ID
M010699
Alternate names
Claims: Blue Jay, Last Chance, Trout Creek
Region
NA
Data score
C
Coordinates
38.56183, -122.28939
References
DOW, D.H. AND THAYER, T.P., 1946, GEOLOGICAL INVESTIGATIONS OF CHROMITE IN CALIF.: CALIF. DIVISION OF MINES BULLETIN 134, PART 2, CHAPT.1, P. 24,25