Mine detail: Duncan

Previously called ''

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Location

Lat / long: 37.48074, -122.45133

Resource(N)

Primary: Sand and Gravel, Construction

Production

Operation type: Unknown
Deposit type: Sedimentary
Production size: Small
Development status: Past Producer

Geology

References

MRDSW025068
DEP10077438
ReferenceCALIF. JOUR. MINES & GEO. V. 51, NO.4, OCT, 1955, P.457, PL. 5
ReporterUnknown