California · Napa County
Past Producer
Grey Claim
Napa County, California, United States
Chromium
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USGS source ↗
Commodities
Primary
Chromium
Commodity type
M
Economic & production
Development status
Past Producer
Identification
Deposit ID
10212778
Region
NA
Data score
D
Coordinates
38.80298, -122.36276
References
CALIF. BULL. 134, PT. 2 CHAPTER 1, DEC. 1946, P. 21CALIF. DIV. OF MINES V. 41, NO. 42,PL. 6