1-20 OF 206 RESULTS FOR

Bajo de la Alumbrera Deposit

Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Image
Geologic map of intrusive rocks in the <b>Bajo</b> <b>de</b> <b>la</b> <b>Alumbrera</b> <b>deposit</b> (modifi...
Published: 01 August 2005
F ig . 3. Geologic map of intrusive rocks in the Bajo de la Alumbrera deposit (modified after Proffett, 2003 ). Faults mapped by Proffett (2003) are marked as solid black lines.
Image
Fluid inclusion data for the <b>Bajo</b> <b>de</b> <b>la</b> <b>Alumbrera</b> <b>deposit</b>. A. Compilation o...
Published: 01 August 2005
F ig . 9. Fluid inclusion data for the Bajo de la Alumbrera deposit. A. Compilation of the total homogenization data reported by Ulrich et al. (2002) . Vapor-rich inclusions (type 1) coexist with brine inclusions (type 3) and occur in potassic alteration assemblages, whereas the liquid-rich
Journal Article
Journal: Economic Geology
Published: 01 December 2002
Economic Geology (2002) 97 (8): 1889-1920.
...Thomas Ulrich; Detlef Günther; Christoph A. Heinrich AbstractThe chemical and physical evolution of magmatic to hydrothermal processes in the porphyry Cu-Au deposit of Bajo de la Alumbrera (northwestern Argentina) has been reconstructed with a quantitative fluid inclusion study. Fluid inclusion...
FIGURES | View All (10)
Journal Article
Journal: Economic Geology
Published: 01 December 2001
Economic Geology (2001) 96 (8): 1743-1774.
...Thomas Ulrich; Detlef Günther; Christoph A. Heinrich AbstractThe chemical and physical evolution of magmatic to hydrothermal processes in the porphyry Cu-Au deposit of Bajo de la Alumbrera (northwestern Argentina) has been reconstructed with a quantitative fluid inclusion study. Fluid inclusion...
FIGURES | View All (10)
Journal Article
Journal: Economic Geology
Published: 01 January 2006
Economic Geology (2006) 101 (1): 71-94.
...Anthony C. Harris; Scott E. Bryan; Rodney J. Holcombe AbstractThe late Miocene Farallón Negro volcanics, comprising basaltic to rhyodacitic volcano-sedimentary rocks, host the Bajo de la Alumbrera porphyry copper-gold deposit in northwest Argentina. Early studies of the geology of the district...
FIGURES | View All (15)
Journal Article
Journal: Economic Geology
Published: 01 August 2005
Economic Geology (2005) 100 (5): 863-886.
...F ig . 3. Geologic map of intrusive rocks in the Bajo de la Alumbrera deposit (modified after Proffett, 2003 ). Faults mapped by Proffett (2003) are marked as solid black lines. ...
FIGURES | View All (11)
Journal Article
Journal: Economic Geology
Published: 01 December 2003
Economic Geology (2003) 98 (8): 1535-1574.
...John M. Proffett AbstractThe Bajo de la Alumbrera porphyry Cu-Au deposit, Argentina, is in the eastern Andes, near the north edge of a region of reverse fault-bound basement uplifts that overlie a low-angle segment of the subduction zone. Alumbrera, now above the transition from steep to flat...
FIGURES | View All (15)
Journal Article
Journal: Economic Geology
Published: 01 December 2002
Economic Geology (2002) 97 (8): 1865-1888.
...Thomas Ulrich; Christoph A. Heinrich AbstractThis paper describes the igneous geology, alteration mineralogy, and geochemistry, as well as the ore mineralization history of Bajo de la Alumbrera, a world-class porphyry copper-gold deposit in northwestern Argentina. The deposit occurs in the K-rich...
FIGURES | View All (13)
Journal Article
Journal: Economic Geology
Published: 01 December 2001
Economic Geology (2001) 96 (8): 1719-1742.
...Thomas Ulrich; Christoph A. Heinrich AbstractThis paper describes the igneous geology, alteration mineralogy, and geochemistry, as well as the ore mineralization history of Bajo de la Alumbrera, a world-class porphyry copper-gold deposit in northwestern Argentina. The deposit occurs in the K-rich...
FIGURES | View All (13)
Journal Article
Published: 01 December 2004
The Canadian Mineralogist (2004) 42 (6): 1757-1769.
... diatreme is located within the Farallón Negro volcanic complex, which is host to large porphyry Cu–Au deposits (Bajo de la Alumbrera, Agua Rica) and genetically related epithermal vein-type deposits. The mineral assemblage that contains putzite is composed of bornite, chalcocite, sphalerite, tennantite...
FIGURES | View All (4)
Series: Geological Society, London, Special Publications
Published: 01 January 2005
DOI: 10.1144/GSL.SP.2005.248.01.13
EISBN: 9781862394964
... of the evolution of the calcalkaline Farallón Negro Volcanic Complex hosting the Bajo de la Alumbrera porphyry Cu-Au deposit (Argentina), and supplementary fluid-chemical data from Bingham (Utah) and other examples, permit a quantitative re-assessment of the fundamental processes controlling the key economic...
FIGURES | View All (8)
Series: Special Publications of the Society of Economic Geologists
Published: 01 January 2012
DOI: 10.5382/SP.16.22
EISBN: 9781629490410
..., and by physical-chemical models involving the fluid density. Single-phase, vapor-rich, and hypersaline liquid inclusions from giant porphyry deposits at Bingham, El Teniente, Bajo de la Alumbrera, Questa, and Butte present a characteristic Zn/Pb ratio, ranging from 1 to 6 in the order of the listed deposits...
FIGURES | View All (19)
Journal Article
Published: 01 October 2009
The Canadian Mineralogist (2009) 47 (5): 1177-1194.
... , N.C. ( 2005 ): Bajo de la Alumbrera copper–gold deposit: stable isotope evidence for a porphyry-related hydrothermal system dominated by magmatic aqueous fluids . Econ. Geol . 100 , 863 – 886 . Hawthorne , F.C. & Henry , D.J. ( 1999 ): Classification of minerals...
FIGURES | View All (23)
Series: Special Publications of the Society of Economic Geologists
Published: 01 January 2005
DOI: 10.5382/SP.12.11
EISBN: 9781629490366
... on the late Luhr Hill granite at the Yerington mine and Ann-Mason, whereas Fe oxide-Cu deposits fringe the batholith. Fig.4. Map of Bajo de la Alumbrera, showing some features in the peripheral part of the deposit that might indicate a covered target during exploration. Mapped D-veins are shown...
FIGURES | View All (6)
Journal Article
Published: 01 December 2006
The Canadian Mineralogist (2006) 44 (6): 1481-1497.
.... 1A ) and host porphyry Cu–Au deposits ( e.g. , Bajo de la Alumbrera, Agua Rica) and epithermal vein-type deposits (Farallón Negro – Alto de la Blenda, Capillitas). The volcanic rocks overlie Tertiary continental redbeds of the El Morterito Formation. The underlying crystalline basement consists...
FIGURES | View All (10)
Journal Article
Published: 01 October 2004
The Canadian Mineralogist (2004) 42 (5): 1443-1464.
...–Au–Sb deposit share many similarities with other reduced I-type granitic-intrusion-related gold systems. AbstractLe pluton granodioritique de Lake George, au Nouveau-Brunswick, d’âge dévonien précoce, est associé dans le temps et l’espace à un épisode précoce de minéralisation W–Mo–Au, et...
FIGURES | View All (12)
Journal Article
Journal: Economic Geology
Published: 01 March 2017
Economic Geology (2017) 112 (2): 221-244.
... of mafic magma involved in the magma mixing.Applying this latter approach to two other porphyry Cu-mineralized magma systems (Santa Rita, USA; Bajo de la Alumbrera, Argentina) and several modern arc magma systems suggests that ore-forming intermediate magmas in mineralized systems were not unusually Cu...
FIGURES | View All (11)
Journal Article
Journal: Economic Geology
Published: 01 June 2015
Economic Geology (2015) 110 (4): 857-888.
... suggest high K calc-alkalic composition, similar to the monzonitic Cu-(Mo-Au) class of porphyry deposits, which includes Bingham and Bajo de la Alumbrera. Red Chris is also classified as an A vein type deposit due to strong control of higher grade Cu-Au by A vein stockworks with abundant disseminated Cu...
FIGURES | View All (17)
Journal Article
Journal: Geology
Published: 01 August 2011
Geology (2011) 39 (8): 731-734.
... , ELA-ICP-MS U-Pb zircon geochronology of regional volcanism hosting the Bajo de la Alumbrera Cu-Au deposit: Implications for porphyry-related mineralization : Mineralium Deposita , v. 39 , p. 46 – 67 , doi:10.1007/s00126-003-0381-0 . Harris A.C. Dunlap W.J. Reiners P.W. Allen...
FIGURES | View All (4)
Journal Article
Journal: Economic Geology
Published: 01 March 2017
Economic Geology (2017) 112 (2): 347-374.
...Alfonso L. Rodríguez Madrid; Thomas Bissig; Craig J.R. Hart; Luis C. Mantilla Figueroa AbstractLa Bodega and La Mascota are Plio-Pleistocene high- to intermediate-sulfidation epithermal gold deposits hosted in Proterozoic gneisses and Mesozoic granites of the Santander massif, eastern Cordillera...
FIGURES | View All (18)