Mine detail: Carahuacra Mine

Previously called 'Ore Zones: Principal, ViejecitaHuaripampa Open Pit'

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Location

Lat / long:

-11.6751, -76.09389

Resource(M)

Primary:	Zinc, Silver, Lead
Secondary:	Copper
Ore:	Argentite, Chalcopyrite, Galena, Hematite, Jamesonite, Marcasite, Pyrite, Silver, Sphalerite, Stibnite, Tetrahedrite
Gangue:	Barite, Dolomite, Gypsum, Magnetite, Quartz, Rhodochrosite, Siderite
Orebody form:	IRREGULAR
Discovery year:	1677

Production

Operation type:	Unknown
Production size:	Yes
Development status:	Producer
First production started:	1948

Geology

Host rock:	Pucara Formation
Host type:	Limestone
Associated rock:	Excelsior Shale;Mitu Formation;Catalina Volcanics;Goyllarisquisga Formation;Machay Formation;Carahuacra Intrusive
Associated type:	Phyllite,Shale,Black Shale,Sandstone,Arkose,Limestone
Structure:	Yauli Anticline With N33-40w Axis (Tertiary) And Pre-Tertiary Folding In Excelsior Shale. Chumpe Anticline Is The Principle Structure In The Area With A Northwest Trend. It Is Superimposed On The South Part Of The Yauli Dome.
Tectonic:	Andean Cordillera
Alteration processes:	Dolomitization With Minimum Width Of 11 M.

References

MRDS	TC40349
DEP	10065241
Reference	{Deposit:: LYONS, W.A., 1968, THE GEOLOGY OF THE CARAHUACRA MINE, PERU: ECONOMIC GEOLOGY, V. 63, NO. 3, P. 247-256.}{Deposit:: PERU-MAPA METALOGENETICO, 1969, AND GUIA PARA EL MAPA METALOGENETICO DEL PERU, SOCIEDAD NACIONAL DE MINERIA Y PETROLEO, LIMA, PERU, NOV. 1969.}{Deposit:: PETERSON, U., 1962, GENESIS OF ORE DEPOSITS IN THE ANDES OF CENTRAL PERU, CERRO DE PASCO CORP., EXPLORATION DIVISION P. 151-155.}{Deposit:: MINING MAGAZINE, JANUARY, 1987, P. 59.}{Deposit:: 1960 COMPILE FRANK SIMONS-UNPUBLISHED REPOR}{Other Database:: CIMRI}{Reserve-Resource:: 2)INTERNATIONAL DIRECTORY OF MINING AND MINERAL PROCESSING OPERATIONS, 1977.}
Reporter	Goudarzi, Gus H. (Theune, C. T.), Ericksen, George E.