Description
Alberto Pichetti
Commodities
PrimaryTin, Silver
Commodity typeM
Deposit
Model77: Sn-polymetallic vein
Deposit sizeS
WorkingsUnderground
Orebody formOVAL, ORIENTED WNW
Ore controlVeins Emplaced In Fractures Transverse To Fold Axes
Materials
Ore mineralsArgentite, Cerargyrite, Miargyrite, Polybasite, Proustite, Silver, Stannite, Stephanite, Tetrahedrite
GangueAlunite, Anglesite, Ankerite, Boulangerite, Chalcopyrite, Galena, Jarosite, Kaolin, Limonite, Malachite, Marcasite, Pyrite, Sphalerite
Geology
Host rockShale,Sandstone · Acoite Formation
Associated rockDacite · Galan Formation
StructureHigh Plateau, Undrained Basins, N-Trending Steep Fault Block Ranges And Gentler Anticlinal Structures, Extinct Qat Volcanoes To West, Overturned Folds, 2 Main Faults (No Data On Trend) A Smaller System Of Vein-Filled Faults Of Tert Age
Tectonic settingMagmatic Arc
AlterationHydrothermal Alteration, Sericitization, Pyritization
Economic & production
Development statusProducer
First production1936
Discovery year1934
Identification
Deposit ID10068835
MRDS IDW002093
Alternate namesPotosi, San Miguel, Nueva Granda, Chocaya, Pirquitas
RegionSA
Data scoreB
Coordinates-22.68253, -66.53612
References
ANGELELLI, V., FERNANDEZ LIMA, J.C., HERRERA, A., AND ARSTARAIN, L., 1970, DESCRIPCION DEL MAPA METALOGENETICO DE LA REPUBLICA ARGENTINA: DIRRECION NACIONAL DE GEOLOGIA Y MINERIA, P.67 (SPANISH).ANGELELLI, VICTORIO, 1984, YACIMIENTOS METALIFEROS DE LA REPUBLICA ARGENTINA, VOL. II: LA PLATA, COMISION DE INVESTIGACIONES CIENTIFICAS, P. 393-704.TURNER, J.C.M., 1982, DESCRIPCION GEOLOGICA DE LA HOJA 3AB, MINA PIRQUITAS: DNGM 187, P. 42-43.ANGELELLI, 1970, REF., ANGELELLI, VICTORIO, 1984, P. 489.