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Volumn 94, Issue 8, 1999, Pages 1231-1248

A revised Late Eocene age for porphyry Cu magmatism in the Escondida area, northern Chile

Author keywords

[No Author keywords available]

Indexed keywords

COPPER; EOCENE; MAGMATISM; MINERALIZATION; PORPHYRY;

EID: 0033505325     PISSN: 03610128     EISSN: None     Source Type: Journal    
DOI: 10.2113/gsecongeo.94.8.1231     Document Type: Article
Times cited : (45)

References (46)
  • 1
    • 0001328874 scopus 로고
    • Middle Miocene climatic change in the Atacama Desert, northern Chile: Evidence from supergene mineralization at La Escondida
    • Alpers, C.N., and Brimhall, G.H., 1988, Middle Miocene climatic change in the Atacama Desert, northern Chile: Evidence from supergene mineralization at La Escondida: Geological Society of America Bulletin, v. 100, p. 1640-1656.
    • (1988) Geological Society of America Bulletin , vol.100 , pp. 1640-1656
    • Alpers, C.N.1    Brimhall, G.H.2
  • 2
    • 0024628639 scopus 로고
    • Paleohydrologic evolution and geochemical dynamics of cumulative supergene metal enrichment at La Escondida, Atacama Desert, northern Chile
    • _ 1989, Paleohydrologic evolution and geochemical dynamics of cumulative supergene metal enrichment at La Escondida, Atacama Desert, northern Chile: ECONOMIC GEOLOGY, v. 84, p. 229-255.
    • (1989) Economic Geology , vol.84 , pp. 229-255
  • 3
    • 84879883101 scopus 로고
    • Contemporaneous formation of adjacent porphyry and epithermal Cu-Au deposits over 300 ka in northern Luzon, Philippines
    • Arribas, A., Jr., Hedenquist, J.W., Itaya, T., Okada, T., Concepción, R.A., and Garcia, J.S., Jr., 1995, Contemporaneous formation of adjacent porphyry and epithermal Cu-Au deposits over 300 ka in northern Luzon, Philippines: Geology, v. 23, p. 337-340.
    • (1995) Geology , vol.23 , pp. 337-340
    • Arribas A., Jr.1    Hedenquist, J.W.2    Itaya, T.3    Okada, T.4    Concepción, R.A.5    Garcia J.S., Jr.6
  • 4
    • 0021353698 scopus 로고
    • Lead isotopes and Andean magmagenesis
    • Harmon, R.S., and Barreiro, B.A., eds., Nantwich, Cheshire, Shiva
    • Barreiro, B.A., 1984, Lead isotopes and Andean magmagenesis, in Harmon, R.S., and Barreiro, B.A., eds., Andean magmatism chemical and isotopic constraints: Nantwich, Cheshire, Shiva, p. 21-30.
    • (1984) Andean Magmatism Chemical and Isotopic Constraints , pp. 21-30
    • Barreiro, B.A.1
  • 5
    • 84994998648 scopus 로고
    • Realistic use of two-error regression treatments as applied to rubidium-strontium data
    • Brooks, C., Hart, S.R., and Wendt, I., 1972, Realistic use of two-error regression treatments as applied to rubidium-strontium data: Reviews of Geophysics and Space Physics, v. 10, p. 551-577.
    • (1972) Reviews of Geophysics and Space Physics , vol.10 , pp. 551-577
    • Brooks, C.1    Hart, S.R.2    Wendt, I.3
  • 6
    • 0031669262 scopus 로고    scopus 로고
    • 39Ar ages of early- and late-stage alteration assemblages, Rosario porphyry copper-molybdenum deposit, Collahuasi district, I Region, Chile
    • 39Ar ages of early- and late-stage alteration assemblages, Rosario porphyry copper-molybdenum deposit, Collahuasi district, I Region, Chile: ECONOMIC GEOLOGY, v. 93, p. 326-337.
    • (1998) Economic Geology , vol.93 , pp. 326-337
    • Clark, A.H.1    Archibald, D.A.2    Lee, A.W.3    Farrar, E.4    Hodgson, C.J.5
  • 7
    • 0026483310 scopus 로고
    • Genesis of the southern Abitibi greenstone belt, Superior Province, Canada: Evidence from zircon Hf-isotope analyses using a single filament technique
    • Corfu, F., and Noble, S.R., 1992, Genesis of the southern Abitibi greenstone belt, Superior Province, Canada: Evidence from zircon Hf-isotope analyses using a single filament technique: Geochimica et Cosmochimica Acta, v. 56, p. 2081-2097.
    • (1992) Geochimica et Cosmochimica Acta , vol.56 , pp. 2081-2097
    • Corfu, F.1    Noble, S.R.2
  • 12
    • 49049151240 scopus 로고
    • Trace element and isotopic effects of combined wall rock assimilation and fractional crystallization
    • DePaolo, D.J., 1981, Trace element and isotopic effects of combined wall rock assimilation and fractional crystallization: Earth and Planetary Science Letters, v. 53, p. 189-202.
    • (1981) Earth and Planetary Science Letters , vol.53 , pp. 189-202
    • DePaolo, D.J.1
  • 13
    • 0000349217 scopus 로고    scopus 로고
    • El Abra and Fortuna complexes: A porphyry copper batholith sinistrally displaced by the Falla Oeste
    • Universidad Catolica del Norte
    • Dilles, J.H., Tomlinson, A.J., Martin, M.W., and Blanco, N., 1997, El Abra and Fortuna complexes: A porphyry copper batholith sinistrally displaced by the Falla Oeste: VIII Congreso Geologico Chileno, Antofagasta, Chile, Universidad Catolica del Norte, p. 1883-1887.
    • (1997) VIII Congreso Geologico Chileno, Antofagasta, Chile , pp. 1883-1887
    • Dilles, J.H.1    Tomlinson, A.J.2    Martin, M.W.3    Blanco, N.4
  • 15
    • 0023807966 scopus 로고
    • Crustal contributions to arc magmatism in the Andes of central Chile
    • Hildreth, W., and Moorbath, S., 1988, Crustal contributions to arc magmatism in the Andes of central Chile: Contributions to Mineralogy and Petrology, v. 98, p. 455-489.
    • (1988) Contributions to Mineralogy and Petrology , vol.98 , pp. 455-489
    • Hildreth, W.1    Moorbath, S.2
  • 17
    • 49549161213 scopus 로고
    • A low contamination method for the hydrothermal decomposition of zircon and extraction of U and Pb for isotopic age determinations
    • Krogh, T.E. 1973, A low contamination method for the hydrothermal decomposition of zircon and extraction of U and Pb for isotopic age determinations: Geochimica et Cosmochimica Acta, v. 37, p. 485-494.
    • (1973) Geochimica et Cosmochimica Acta , vol.37 , pp. 485-494
    • Krogh, T.E.1
  • 18
    • 0019998489 scopus 로고
    • Improved accuracy of U-Pb zircon dating by selection of more concordant fractions using a high gradient magnetic separation technique
    • _ 1982a, Improved accuracy of U-Pb zircon dating by selection of more concordant fractions using a high gradient magnetic separation technique: Geochimica et Cosmochimica Acta, v. 46, p. 631-635.
    • (1982) Geochimica et Cosmochimica Acta , vol.46 , pp. 631-635
  • 19
    • 0019998492 scopus 로고
    • Improved accuracy of U-Pb zircon ages by the creation of more concordant systems using an air abrasion technique
    • _ 1982b, Improved accuracy of U-Pb zircon ages by the creation of more concordant systems using an air abrasion technique: Geochimica et Cosmochimica Acta, v. 46, p. 637-649.
    • (1982) Geochimica et Cosmochimica Acta , vol.46 , pp. 637-649
  • 20
    • 0003637771 scopus 로고
    • PBDAT 1.21 for MS-DOS: A computer program for IBM-PC compatibles for processing raw Pb-U-Th isotope data
    • 35 p.
    • Ludwig, K.R., 1991, PBDAT 1.21 for MS-DOS: A computer program for IBM-PC compatibles for processing raw Pb-U-Th isotope data: Revision of U.S. Geological Survey Open-File Report 88-542, 35 p.
    • (1991) Revision of U.S. Geological Survey Open-File Report 88-542
    • Ludwig, K.R.1
  • 21
    • 0343304279 scopus 로고
    • ISOPLOT 2.75 for MS-DOS: A plotting and regression program for radiogenic-isotope data
    • 45 p.
    • _ 1994, ISOPLOT 2.75 for MS-DOS: A plotting and regression program for radiogenic-isotope data: Revision of U.S. Geological Survey Open-File Report 91-445, 45 p.
    • (1994) Revision of U.S. Geological Survey Open-File Report 91-445
  • 24
    • 0031396399 scopus 로고    scopus 로고
    • 39Ar geochronology of Cu-Au and Au-Ag mineralization in the Potrerillos district, Chile
    • 39Ar geochronology of Cu-Au and Au-Ag mineralization in the Potrerillos district, Chile: ECONOMIC GEOLOGY, v. 92, p. 784-806.
    • (1997) Economic Geology , vol.92 , pp. 784-806
    • Marsh, T.M.1    Einaudi, M.T.2    McWilliams, M.3
  • 25
    • 0008849599 scopus 로고
    • Geológia y mineralización del yacimiento tipo pórfido cuprífero Zaldívar, en los Andes del norte de Chile
    • Maturana, M., and Saric, N., 1991, Geológia y mineralización del yacimiento tipo pórfido cuprífero Zaldívar, en los Andes del norte de Chile: Revista Geológica de Chile, v. 18, p. 109-120.
    • (1991) Revista Geológica de Chile , vol.18 , pp. 109-120
    • Maturana, M.1    Saric, N.2
  • 26
    • 0003095274 scopus 로고
    • Precision and resolution in geochronometry
    • Albritton, C.C., ed., Stanford, California, Freeman Cooper
    • McIntyre, D.B., 1963, Precision and resolution in geochronometry, in Albritton, C.C., ed., The fabric of geology: Stanford, California, Freeman Cooper, p. 112-134.
    • (1963) The Fabric of Geology , pp. 112-134
    • McIntyre, D.B.1
  • 27
    • 0027884364 scopus 로고
    • Lower Palaeozoic and Precambrian igneous rocks from eastern England, and their bearing on late Ordovician closure of the Tornquist Sea: Constraints from U-Pb and Nd isotopes
    • Noble, S.R., Tucker, R.D., and Pharaoh, T.C., 1993, Lower Palaeozoic and Precambrian igneous rocks from eastern England, and their bearing on late Ordovician closure of the Tornquist Sea: Constraints from U-Pb and Nd isotopes: Geological Magazine, v. 130, p. 835-846.
    • (1993) Geological Magazine , vol.130 , pp. 835-846
    • Noble, S.R.1    Tucker, R.D.2    Pharaoh, T.C.3
  • 29
    • 0000887603 scopus 로고
    • Geology of the Escondida porphyry copper deposit, II Region, Chile
    • Parkville, Australia, Australasian Institute of Mining and Metallurgy
    • _ 1990, Geology of the Escondida porphyry copper deposit, II Region, Chile, in Pacific Rim 90 Congress, Gold Coast, Queensland, Proceedings: Parkville, Australia, Australasian Institute of Mining and Metallurgy, p. 473-483.
    • (1990) Pacific Rim 90 Congress, Gold Coast, Queensland, Proceedings , pp. 473-483
  • 30
    • 0000391863 scopus 로고    scopus 로고
    • El distrito de Chuquicamata: Una concentracion de cobre de clase mundial
    • Universidad Católica del Norte
    • Ossandón, G., and Zentilli, M., 1997, El distrito de Chuquicamata: Una concentracion de cobre de clase mundial: Congreso Geológico Chileno, 8th, Universidad Católica del Norte, p. 1888-1892.
    • (1997) Congreso Geológico Chileno, 8th , pp. 1888-1892
    • Ossandón, G.1    Zentilli, M.2
  • 31
    • 0342434678 scopus 로고    scopus 로고
    • Geology of the Escondida porphyry copper deposit, Antofagasta, Chile
    • in press
    • Padilla, R.A., 2000, Geology of the Escondida porphyry copper deposit, Antofagasta, Chile: ECONOMIC GEOLOGY, in press.
    • (2000) Economic Geology
    • Padilla, R.A.1
  • 33
    • 84865197739 scopus 로고
    • Chimborazo copper deposit, II Region, Chile: Geology and exploration
    • Actas Volumen
    • Petersen, C.R., Rivera, S.L., and Peri, M.A., 1994, Chimborazo copper deposit, II Region, Chile: Geology and exploration [abs.]: Congreso Geológico Chileno, 7th, Actas Volumen II, p. 1613.
    • (1994) Congreso Geológico Chileno, 7th , vol.2 , pp. 1613
    • Petersen, C.R.1    Rivera, S.L.2    Peri, M.A.3
  • 34
    • 0002252067 scopus 로고    scopus 로고
    • Chimborazo copper deposit, Region II, Chile: Exploration and geology
    • _ 1996, Chimborazo copper deposit, Region II, Chile: Exploration and geology: Society of Economic Geologists Special Publication 5, p. 71-80.
    • (1996) Society of Economic Geologists Special Publication , vol.5 , pp. 71-80
  • 35
    • 0032486053 scopus 로고    scopus 로고
    • 39Ar dating of two consecutive hydrothermal events in the Chuquicamata porphyry copper system, Chile
    • 39Ar dating of two consecutive hydrothermal events in the Chuquicamata porphyry copper system, Chile: Chemical Geology, v. 148, p. 45-60.
    • (1998) Chemical Geology , vol.148 , pp. 45-60
    • Reynolds, P.1    Ravenhurst, C.2    Zentilli, M.3    Lindsay, D.4
  • 36
    • 0003779083 scopus 로고    scopus 로고
    • Application of radiogenic isotope systems to the timing and origin of hydrothermal processes
    • Richards, J.P., and Noble, S.R., 1998, Application of radiogenic isotope systems to the timing and origin of hydrothermal processes: Reviews in Economic Geology, v. 10, p. 195-233.
    • (1998) Reviews in Economic Geology , vol.10 , pp. 195-233
    • Richards, J.P.1    Noble, S.R.2
  • 37
    • 0013673737 scopus 로고    scopus 로고
    • Geological evolution of the Escondida area, northern Chile: A model for spatial and temporal localization of porphyry Cu mineralization
    • in press
    • Richards, J.P., Pringle, M.S., and Boyce, A.F., 2000, Geological evolution of the Escondida area, northern Chile: A model for spatial and temporal localization of porphyry Cu mineralization: ECONOMIC GEOLOGY, in press.
    • (2000) Economic Geology
    • Richards, J.P.1    Pringle, M.S.2    Boyce, A.F.3
  • 38
    • 0024486812 scopus 로고
    • A geochemical traverse across the North Chilean Andes: Evidence for crust generation from the mantle wedge
    • Rogers, G., and Hawkesworth, C.J., 1989, A geochemical traverse across the North Chilean Andes: Evidence for crust generation from the mantle wedge: Earth and Planetary Science Letters, v. 91, p. 271-285.
    • (1989) Earth and Planetary Science Letters , vol.91 , pp. 271-285
    • Rogers, G.1    Hawkesworth, C.J.2
  • 40
    • 0023697610 scopus 로고
    • Epochs of intrusion-related copper mineralization in the Andes
    • _ 1988, Epochs of intrusion-related copper mineralization in the Andes: Journal of South American Earth Science, v. 1, p. 89-108.
    • (1988) Journal of South American Earth Science , vol.1 , pp. 89-108
  • 41
    • 0000452454 scopus 로고
    • Gold and copper metallogeny of the central Andes - past, present, and future exploration objectives
    • _ 1992, Gold and copper metallogeny of the central Andes - past, present, and future exploration objectives: ECONOMIC GEOLOGY, v. 87, p. 2205-2216.
    • (1992) Economic Geology , vol.87 , pp. 2205-2216
  • 42
    • 0013029281 scopus 로고
    • Isotopic studies of Cenozoic Andean calc-alkaline rocks
    • Tilton, G.R., 1978, Isotopic studies of Cenozoic Andean calc-alkaline rocks: Carnegie Institute of Washington Year Book 78, p. 298-304.
    • (1978) Carnegie Institute of Washington Year Book , vol.78 , pp. 298-304
    • Tilton, G.R.1
  • 44
    • 0343739782 scopus 로고
    • Metal source differences in Cenozoic porphyry Cu-Mo-Au deposits in the central Chilean Andes between 26° and 28°S: An influence on their size of porphyry deposits?
    • Clark, A.H., ed., QminEx Workshop, Kingston, Ontario, Queen's University, Department of Geological Sciences, April 25-27, 1995, Proceedings
    • Tosdal, R.M., 1995, Metal source differences in Cenozoic porphyry Cu-Mo-Au deposits in the central Chilean Andes between 26° and 28°S: An influence on their size of porphyry deposits?, in Clark, A.H., ed., Giant ore deposits II. Controls on the scale of orogenic magmatic-hydrothermal mineralization: QminEx Workshop, Kingston, Ontario, Queen's University, Department of Geological Sciences, April 25-27, 1995, Proceedings, p. 124-138.
    • (1995) Giant Ore Deposits II. Controls on the Scale of Orogenic Magmatic-Hydrothermal Mineralization , pp. 124-138
    • Tosdal, R.M.1
  • 46
    • 0000823848 scopus 로고
    • Uranium-lead dating of zircons from the Chuquicamata and La Escondida porphyry copper deposits, Chile: Inherited zircon cores of Paleozoic age with Tertiary overgrowths
    • Zentilli, M., Krogh, T.E., Maksaev, V., and Alpers, C.N., 1994, Uranium-lead dating of zircons from the Chuquicamata and La Escondida porphyry copper deposits, Chile: Inherited zircon cores of Paleozoic age with Tertiary overgrowths: Comunicaciones, no. 45, p. 101-110.
    • (1994) Comunicaciones , vol.45 , pp. 101-110
    • Zentilli, M.1    Krogh, T.E.2    Maksaev, V.3    Alpers, C.N.4


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