Commodities
PrimaryCopper
SecondaryMolybdenum
Commodity typeM
Deposit
Model79: Porphyry Cu-Mo
Deposit sizeY
Orebody formTABULAR - ZONED
Ore control2 Belts In Fractured Granite. West Belt Trends 11 Km N-S, Width 20-500 M. East Belt Trends N. 25 Deg. W., Width 200-800 M
Materials
Ore mineralsBornite, Chalcopyrite, Covellite, Enargite, Molybdenite, Pyrite
GangueBiotite, Hematite, Magnetite
Geology
Host rockDacite
Associated rockDacite · Granodiorite;Dacite Porphyry;Andesite;Tourmalinized Breccia
StructureNorth-Trending Folds, Faults And Plutonic Masses
Tectonic settingAndean Cordillera And Batholith
AlterationHydrothermal Alteration Consists Of Silicification And Sericitization Of The Feldspars, Chloritization Of Ferromagnesian Minerals. Tourmalinization Present In Whole Deposit.
Economic & production
Development statusProducer
First production1970
Discovery year1904
Identification
Deposit ID10068481
MRDS IDW001551
Alternate namesLa Andina, Rio Blanco, Cerro Blanco Ore Body, La Americana
RegionSA
Data scoreB
Coordinates-33.13914, -70.2695
References
RUIZ F., CARLOS, 1965, GEOLOGIA Y YACIMIENTOS METALIFEROS DE CHILE: INST. INV. GEOL CHILE, P.186-189 (SPANISH)BEALL, J.V., 1969, COPPER IN THE ANDES: MINING ENG., V. 21, NO. 11, P. 59-90.MINING JOUR., ANN. REV., 1969, JUNE, P. 258.U. S. BUREAU OF MINES MINERALS YRBK, 1969, V. 4, P. 191.ECONOMIC GEOLOGY, V. 80, NO. 6, P. 1544-1565.ENGINEERING AND MINING JOURNAL, NOVEMBER, 1984, P. 42-43.MINING JOURNAL, V. 306, NO. 7865, P. 361.SUTULOV, A., 1978, INTERNATIONAL MOLYBDENUM ENCYCLOPAEDIA, 1778-1978, VOLUME 1: SANTIAGO, CHILE, INTERMET PUBLICATIONS, P. 25, P. 81-83.SERPLAC, 1981, ESTUDIO DEL SECTOR MINERO DE LA V REGION: SANTIAGO (6 VOL.)1927 GEOLMAP CHILEAN GOV'T (?)BRUGGEN, JUAN, 1927, LA GEOLOGIA DEL DISTRITO MINERO DE LAS CONDES Y RIO BLANCO, BOL. SOC. NAC. MIN., V. 39, P. 283-291. ^253 KEITH, STANTON, 1958, RIO BLANCO: UNPUBLISHED INFORMATION.1958 COMPILE INDEPENDENT WORKCIMRIMINING JOUR. 1969, REF.; MINING JOURNAL V. 306; ECONOMIC GEOLOGY, V. 80; SUTULOV, 1978.E/MJ, 1984; SUTULOV, 1978.