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Mine detail: Duncan
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North America
United States
California
San Mateo
Previously called ''
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Location
Lat / long:
37.48071, -122.45135
Resource(N)
Primary:
Sand and Gravel, Construction
Production
Operation type:
Surface
Development status:
Past Producer
Geology
References
MRDS
W025068
MAS
60810042
DEP
10213491
Reference
CALIF. JOUR. MINES & GEO. V. 51, NO.4, OCT, 1955, P.457, PL.
Reporter
Western Field Operations Center (WFOC)