Mine detail: Portillo Argentino Cu-Pb-Zn Prospect

Previously called 'El Portillo'

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Location

Lat / long:

-33.61414, -69.58281

Resource(M)

Primary:	Zinc, Copper, Molybdenum, Lead
Ore:	Chalcopyrite, Galena, Molybdenite, Sphalerite
Gangue:	Bismuthinite, Quartz
Orebody form:	IRREGULAR
Discovery year:	1964

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Alluvium & Scree Deposits; Moraine And/Or Rock Glaciers;Metasedimentary Rocks; Divided Into: Calc-Silicate Hornfels, Quartz-Biotite Hornfels, Garnet Hornfels
Host type:	Metasedimentary Rock
Structure:	N-Trending Folded And Faulted Ranges East Of Principal Cordillera. Pal Rocks Intruded By Intermediate To Felsic Plutons. Faults Of 5000-M Displacement On Eastern Frontal Cordillera, Cordon Del Portillo Trends N-S. Transverse Ridges Separate Deep, Narrow Valleys.
Tectonic:	Frontal Cordillera
Alteration processes:	Alteration By Chloritization, Sericitization, Calcitization, Argillitization

References

MRDS	W002095
DEP	10068837
Reference	{Deposit:: UNITED NATIONS DEVELOPMENT PROGRAMME, 1968, MINERAL SURVEY IN THE ANDEAN CORDILLERA, ARGENTINA: NEW YORK, UNITED NATIONS, P. 118-119.}{Deposit:: UNITED NATIONS DEVELOPMENT PROGRAMME, 1970, INVESTIGATION OF PORPHYRY COPPER TYPE MINERALIZATION IN THE PROVINCE OF MENDOZA, NEUQUEN, AND SAN JUAN, ARGENTINA: NEW YORK, UNITED NATIONS, P. 217-219}{Deposit:: MINING SECRETARY, 1993, DIRECTORY OF MINING INVESTMENT OPPORTUNITES IN THE ARGENTINE REPUBLIC, P. 223.}{Deposit:: 1966 DIREXPL UNITED NATIONS}{Deposit:: SEE U.N., 1968, REF.}
Reporter	Davidson, Claire B., Venable, Margaret