Description
Worked During Colonial Period.
Commodities
PrimarySilver, Gold
TertiaryCopper, Lead, Zinc, Antimony
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
Materials
Ore mineralsChalcopyrite, Electrum, Galena, Gold, Pyrite, Pyrrhotite, Sphalerite, Stibnite
GangueCalcite, Chlorite, Limonite, Quartz, Sericite, Siderite
Geology
Host rockDiorite,Quartzite,Gneiss,Shale,Sandstone,Limestone
Associated rockAndesite
StructurePataz Town Is At The Western Edge Of A Large Body Of Granodiorite Or Diorite That Extends 10-12 Km. To The Northwest And 12-15 Km To The Southeast.
Tectonic settingAndean Cordillera
AlterationVeins Have Well Developed Alteration Selvages Of Muscovite And Quartz.
Economic & production
Development statusProducer
First production1924
Discovery year1675
Identification
Deposit ID10068888
MRDS IDW002160
Alternate namesSan Francisco Vein, San Cayetano Level,, Pataz Group of Claims. With Delirio, Costa, Azoral, Constancia Veins, San Francisco Mine.
RegionSA
Data scoreB
Coordinates-7.77582, -77.59976
References
SIMONS, FRANK, 1960, UNPUBLISHED REPORT, P. 424PERU-MAPA METALOGENETICO, 1969, AND, GUIA PARA EL MAPA METALOGENETICO DEL PERU, SOCIEDAD NACIONAL DE MINERIA Y PETROLEO, LIMA, PERU, NOV. 1969SCHREIBER, D.W., FONTBOTE, L., AND LOCHMAN, D., 1990, GEOLOGIC SETTING, PARAGENESIS, AND PHSIOCHEMISTRY OF GOLD QUARTZ VEINS HOSTED BY PLUTONIC ROCKS IN THE PATAZ REGION: ECONOMIC GEOLOGY, V. 85, P. 1328-1347.NOBLE, D.C. AND VIDAL, C.E., 1994, GOLD IN PERU: SEG NEWSLETTER, APRIL 1994, NO. 17, P. 1, 6-13.1960 COMPILE FRANK SIMONS, UNPUB. REPF. SIMONS, 1960, UNPUB. REP.METALLOGENIC MAPS OF PERU. 1969, 1972