Mine detail: San Cristobal Mine - 5

Previously called 'Mahr Tunnel. Veins: Main VeinSiberia 1San Cristobal and Huaripampa Polymetallic Zones'

Location:	Junin, Peru, South America
Lat / long:	-11.73121, -76.06639
dep_id:	10068783
mrds_id:	W002033
Commodity type:	metallic
Major mineral:	Zinc, Lead, Copper
Minor mineral:	Silver, Tungsten
Trace mineral:	Gold
Operation type:	Unknown
Production size:	Production occurred
Development status:	Producer
ore:	Chalcopyrite, Galena, Marcasite, Pyrargyrite, Pyrite, Sphalerite, Wolframite
gangue:	Hematite, Muscovite, Quartz
orebody_fm:	TABULAR
ore_ctrl:	Intense Fracturing Of The Volcanica Lithology And The Shape Of Volcanic-Phyllite Contact And Orientation Of Shear Stresses In The Rocks. In San Cristobal Mine, Silver Accompanies Both The Copper And Lead-Zinc Ore. Silver Minerals Occur As Inclusions In Galena. Sphalerite Contains Chalcopyrite Blebs
Reporter:	Ericksen, George E., Page, Norman J., Goudarzi, Gus H. (Theune, C. T.)
hrock_unit:	Excelsior Group;Catalina;Pucara Group;Goyllarisquisga Group
hrock_type:	Shale
arock_type:	Quartz Monzonite,Monzonite
Structure:	Chumpe Anticline, Chumpe Anticline In Southern Part Of Yauli Dome N 45 W
tectonic:	Andean Cordillera
Year first produced:	1938
disc_yr:	1928
discr:	Cerro De Pasco Corporation
References:	Deposit:: PETERSON, U. 1965, REGIONAL GEOLOGY AND MAJOR ORE DEPOSITS OF CENTRAL PERU. ECON. GEOL. VOL. 60 NO. 3, P. 407-476 Deposit:: PERU-MAPA METALOGENETICO, 1969, AND, GUIA PARA EL MAPA METALOGENETICO DEL PERU, SOCIEDAD NACIONAL DE MINERIA Y PETROLEO, LIMA, PERU, NOV. 1969 Deposit:: KULP, J.L., AMSTUTZ, G.C., AND ECKELMANN, F.D., 1957, LEAD ISOTOPE COMPOSITION OF PERUVIAN GALENAS: ECONOMIC GEOLOGY, V.52, NO.8, P. 914-922. Deposit:: MINING MAGAZINE, JANUARY, 1987, P. 59. Deposit:: ENGINEERING & MINING JOURNAL, 1984, INTERNATIONAL DIRECTORY OF MINES, P. 293. Deposit:: CAMPBELL, A., RYE, D., AND PETERSON, U., 1984, A HYDROGEN AND OXYGEN ISOTOPE STUDY OF SAN CRISTOBAL MINE, PERU: IMPLICATIONS OF THE ROLE OF WATER TO ROCK RATIO FOR THE GENESIS OF WOLFRAMITE DEPOSITS: ECONOMIC GEOLOGY, V. 79, P. 1818-1832. Deposit:: BRONKHORST, D., 1970, GEOLOGIA DE LAS MINAS DE SAN CRISTOBAL IN GEOLOGIA DE LOS YACIMIENTOS MINERALES OPERADOS POR LA CERRO DE PASCO CORPORATION, P. 86-109, IN 1ST CONGRESSO LATINO AMERICANO DE GEOLOGIA, NOVEMBER 22-29, 1970, LIMA, PERU. Deposit:: 1928 GEOLMAP CERRO DE PASCO Deposit:: 1938 GEOLMAP CERRO DE PASCO Deposit:: 1959 GEOLMAP CERRO DE PASCO Production:: MINING MAGAZINE SEPT. 1969, VOL. 121, NO. 3 ; 5&6) LA MINERIA EN EL PERU, ANVARIO MINERO COMERCIAL 1977; CAVANAGH AND GLOVER (1991) Reserve-Resource:: ESTIMATED BY REPORTER 2/73. ESTIMATE PROBABLY CONSERVATIVE ; 2) INTERNAT. DIR. OF MINING AND MINERAL PROCESSING OPERATIONS, 1977