Commodities
PrimaryCopper, Gold
TertiaryMolybdenum, Silver
Commodity typeM
Deposit
Model53: Porphyry Cu
Deposit sizeN
Geology
Host rockAndesite · Farallon Negro Complex
Associated rockAndesite
StructureElongate Ns Trending Tilted Fault Blocks Bounded By Regional High Angle North- To Northeast-Trending Reverse Faults
AlterationPotassium-Silicate Altered Zone Surrounded By A Broad Area Of Coeval Prophlitic Alteration. This Was Overprinted By Prograding And Retrograding Phyllic Alteration. Locally Intense Silicification And Silicified And Phyllically Altered Fracture Zones.
Economic & production
Development statusProspect
Discovery year1968
Identification
Deposit ID10056526
MRDS IDTC00564
Alternate namesFarallon Negro
RegionSA
Data scoreB
Coordinates-27.27607, -66.5911
References
ALLISON, A.E., 1986, THE GEOLOGY OF THE BAJO EL DURAZO PORPHYRY COPPER-GOLD PROSPECT, CATAMAARCA PROVINCE, ARGENTINA: TUCSON, UNIVERSITY OF ARIZONA MASTERS THESIS, 167 P.SUCHOMEL, B.J., 1988, LITTLE-EXPLORED AREA OF ARGENTINA SHOWS BASE AND PRECIOUS METALS POTENTIAL: MINING ENGINEERING, VOL. 40, NO. 8, P. 800-803.CAELLES, J.C., CLARK, A.H., FARRAR, E., MCBRIDE, S.L., AND QUIRT, S., 1971, POTASSIUM-ARGON AGES OF PORPHYRY COPPER DEPOSITS AND ASSOCIATED ROCKS IN THE FARALLON NEGRO-CAPILLITOS DISTRICT, CATAMARCA, ARGENTINA: ECONOMIC GEOLOGY, V. 66, P. 961-964.SILLITOE, R.H., 1977, PERMO-CARBONIFEROUS, UPPER CRETACEOUS, AND MIOCENE PORPHYRY COPPER-TYPE MINERALIZATION IN THE ARGENTENIAN ANDES: ECONOMIC GEOLOGY, V. 72, NO. 1, P. 99-109.ANDELELLI (1984) YACIMIENTOS METALIFEROS DE LA REPUBLICA ARGENTINA, V. 1, P. 117 (MAP).LITTLE, M.L., 1993, EXPLORATION REVIEW: SOUTH AMERICA: SEG NEWSLETTER, NO. 15, OCTOBER '93, P. 16.CIMRI