Mine detail: Portachon Mine

Previously called 'Chaves Mine'

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Location

Lat / long:

-8.92577, -77.95644

Resource(M)

Primary:	Lead, Zinc, Silver
Ore:	Argentite, Chalcopyrite, Galena, Pyrite, Sphalerite
Gangue:	Epidote, Quartz
Orebody form:	LENS
Discovery year:	1868

Production

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

Geology

Host type:	Andesite
Tectonic:	Andes
Alteration processes:	Propylitization, Sericitization

References

MRDS	TC40910
DEP	10065560
Reference	{Deposit:: BODENLOS, A.J., AND STRACZEK, J.A., 1957, BASE-METAL DEPOSITS OF THE CORDILLERA NEGRA, DEPARTAMENTO DE ANCASH, PERU: U.S. GEOLOGICAL SURVEY BULLETIN 1040, 165 P}{Other Database:: CIMRI}
Reporter	Page, Norman J.