Mine detail: Keystone

Previously called ''

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Location

Lat / long:

41.99288, -123.96394

Resource(M)

Primary:	Copper
Tertiary:	Iron
Ore:	Copper

Production

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

Geology

Host type:

Serpentinite

References

MRDS	M007526
DEP	10029762
Reference	{Deposit:: AUBURY, L.E., 1908 : COPPER RESOURCES OF CALIFORNIA BULL. 50 : CALIF. MIN. BUR., P. 138}{Deposit:: J.C. *RIEN, 1952 ; MINES AND MINERAL RESOURCES OF DEL NORTE COUNTY; CALIF. JOUR. OF MINES AND GEOLOGY, VOL. 48 , NO. 4 ; DIV. OF MINES, P. 297}
Reporter	Gere, W., Fraticelli, L. A. (Albers, J.)