California · Napa County
Occurrence
Black Hawk Claim
Napa County, California, United States
Chromium
⌖ Show on map
USGS source ↗
Commodities
Primary
Chromium
Commodity type
M
Deposit
Deposit size
N
Materials
Ore minerals
Chromite
Economic & production
Development status
Occurrence
Identification
Deposit ID
10031652
MRDS ID
M010776
Region
NA
Data score
D
Coordinates
38.77627, -122.38495
References
CALIF. BULL. 134, PT. 2, CHAPTER 1, DEC. 1946, P. 20, 34