Mine detail: La Victoria

Previously called 'VictoireLa VictoireTandem'

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Location

Lat / long:

37.6052, -120.20071

Resource(M)

Primary:	Copper, Zinc
Ore:	Chalcocite, Chalcopyrite, Malachite
Gangue:	Hematite, Limonite, Quartz
Orebody form:	PODS
Discovery year:	1864

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1864-1873, 1890S, 1917
First production started:	1864
Last production ended:	1917

Geology

Host rock:	Amador Group
Host type:	Greenstone,Volcanic Rock (Aphanitic)
Structure:	Folds, Faults, Shear Zones: Faults And Shear Zones Two Major Systems; ( 1 ) Faults Which Strike N 60 - 80 W, Dip Northward, Few Dip Southward, ( 2 ) Faults Which Strike North To 50 W, Dip 10 - 50 Ne. Most Prominent Shear Zone From 1st System Is Poupion Shear Zone. Most Prominent In 2nd System Is La Victoria Shear Zone.
Tectonic:	Island Arc

References

MRDS	M009381
DEP	10030899
Reference	{Deposit:: BOWEN, O. E. AND CLIFFTON, G. H., 1957 , MINES AND MINERAL RESOURCES OF MARIPOSA COUNTY, CALIFORNIA; CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 , NO. 1 & 2 , P. 66 - 67 .}{Deposit:: COX, M. W. AND WYANT, D. G., 1948 , LA VICTORIA COPPER MINE, MARIPOSA COUNTY, CALIFORNIA; COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 127 - 132 .}
Reporter	Gere, W., Fraticelli, L. A. (Albers, J.)