Mine detail: Tunnel Rock

Previously called ''

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Location

Lat / long:

37.8552, -122.20185

Resource(N)

Primary:

Stone, Crushed/Broken

Production

Operation type:	Surface
Development status:	Past Producer

Geology

References

MRDS	M007230
MAS	60130103
DEP	10114733
Reference	CALIF. JOUR. MINES & GEO. V.54, NO4, OCT. 1958, PP.552-3,578
Reporter	Western Field Operations Center (WFOC)