California · Contra Costa County
Occurrence
Alvarnez
Contra Costa County, California, United States
Pumice
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USGS source ↗
Commodities
Primary
Pumice
Commodity type
N
Deposit
Deposit size
N
Economic & production
Development status
Occurrence
Identification
Deposit ID
10029575
MRDS ID
M007214
Region
NA
Data score
D
Coordinates
38.01934, -121.96048
References
CALIF. B. 174, PP. 32 AND 94CALIF. JOUR. VOL. 47, NO. 4, OCT. 1951, P. 578; V. 54, NO. 4, P. 574, PL. 5BULL. 149, P. 96