Mine detail: Ortega

Previously called 'Old Dominion'

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Location

Lat / long:

33.6606, -117.43837

Resource(M)

Primary:	Lead, Zinc, Silver
Secondary:	Copper, Gold
Ore:	Galena, Pyrite, Silver, Sphalerite
Gangue:	Calcite, Quartz

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1942

Geology

Host type:	Granite
Associated type:	Granite
Structure:	Fault Displaced Vein At Northern End, Strike Of Fault Is North, Dips 35 W.

References

MRDS	M021058
DEP	10034302
Reference	{Deposit:: GOODWIN, J. G., 1957 : LEAD AND ZINC IN CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 , NOS. 3 & 4 ; DIV. OF MINES, P. 586}{Deposit:: TUCKER, W. B., 1943 : CURRENT MINING ACTIVITY, S. CALIF.; CALIF. JOUR. MINES AND GEOLOGY, VOL. 39 , NO. 2 ; DIV. OF MINES, P. 123 - 124}
Reporter	Fraticelli, L. A. (Albers, J.)