Mine detail: Columbus Mine

Previously called ''

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Location

Lat / long:

34.78249, -119.06673

Resource(N)

Primary:

Boron-Borates

Production

Operation type:	Underground
Development status:	Past Producer

Geology

References

MRDS	I003008
MAS	61110103
DEP	10141567
Reference	CALIF. DIV. MINES REPORT 28, 1932, P. 260.
Reporter	Western Field Operations Center (WFOC)