escondida geology copper

escondida geology copper

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  • Mining and Mineral Exploration

    Mineral Mapping & Mineral Classification - Escondida Copper Mine, Chile For many image requests, a matching image can be located in our global archives of satellite imagery If no satellite map data is available in the archives, new satellite image data can be acquired through a satellite tasking process...

  • Copper: The mineralogy of Copper

    Geochemistry of Copper; Goldschmidt classification: Chalcophile: Cu 2+ was one of the ions least depleted from the mantle in the formation of the crust: Cu 2+ is concentrated in deep-sea ferromanganese nodules relative to seawater: Cu 2+ solute can be a limiting nutrient in the growth of bacteria: Cu 2+ solute is a micronutrient on land: Cu 2+ is essential to nutrition of at least some ....

  • Copper Porphyry Districts

    Jan 22, 2020· Economic Geology, v 100) [2], more than half of the 25 largest known porphyry copper deposits, defined in terms of contained copper metal, formed during three time periods: the Paleocene to Eocene, Eocene to Oligocene, and middle Miocene to Pliocene Something that is consistent with what has been shown in Figure 1, for Chilean projects...

  • Minera Escondida

    Minera Escondida (which means 'hidden' in Spanish) is a mining company that operates two open pit copper mines in the Atacama Desert, 170 km southeast of Antofagasta in northern ChileIt is currently the highest producing copper mine in the world Its 2007 production of 1483 million tons of the metal was worth US$ 1012 billion, mainly as metal in concentrate, but some as cathode, and was 95 ....

  • Geologic Evolution of the Escondida Area ,

    Mar 01, 2001· The Escondida porphyry copper deposit, located in northern Chile, was one of the two largest copper producers of the world in the 1990s The hydrothermal evolution of this deposit is associated with the emplacement of a late Eocene-Oligocene quartz monzonitic to granodioritic intrusive stock complex composed of at least three intrusive phases and hosted by Paleocene andesite...

  • Escondida Mine, Chile

    This ASTER image covers 30 by 37 km in the Atacama Desert, Chile and was acquired on April 23, 2000 The Escondida Cu-Au-Ag open-pit mine is at an elevation of 3050 m, and came on stream in 1990 Current capacity is 127,000 tons/day of ore; in 1999 production totaled 827,000 tons of copper, 150,000 ounces of gold and 353 million ounces of silver...

  • Copper Mining and Processing Sector

    Copper Mining and Processing Sector Highlights Copper mining and processing is one of the traditional economic sectors of the Chilean economy Despite the favourable international copper prices and the increase in domestic production over 2009-2014, negative factors such as high costs and reduced productivity limited the real CAGR...