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Mine detail: Robertson Clay Mine
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North America
United States
California
San Bernardino
Previously called ''
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Location
Lat / long:
34.46972, -117.10867
Resource(N)
Primary:
Montmorillonite
Tertiary:
Clay
Production
Operation type:
Surface
Development status:
Producer
Geology
References
MAS
60713091
DEP
10213523
Reference
CALIF. DIV. MINES AND GEOL. ACTIVE MINES (1991) DATABASE.
Reporter
Ridenour, James