California · Contra Costa County
Producer

Cowell Silver Sand Co., Laws

Contra Costa County, California, United States
Silica
⌖ Show on mapUSGS source ↗
Commodities
PrimarySilica
Commodity typeM
Deposit
Deposit sizeS
Materials
Ore mineralsSand
Economic & production
Development statusProducer
Identification
Deposit ID10109199
MRDS IDM007196
RegionNA
Data scoreC
Coordinates37.9449, -121.99298
References
CALIF. JOUR. VOL. 47, NO. 4, OCT. 1951, P. 581; V. 54, NO. 4, OCT. 1958, PP. 552-53, 580, PL. 5; PP. 554-55, 583