copper mining in irian jaya

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  Ages of Intrusion, Alteration, and Mineralization at the …

  200581 · The Big Gossan Cu-Au skarn deposit is the highest grade copper deposit in the world-class Ertsberg district, Irian Jaya. Current reserves are 37.4 million metric tons (Mt), grading 2.69 percent Cu,…

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  (PDF) Illumination of vein quartz textures in a …

  201076 · Abstract At least 16 Pliocene hypabyssal intrusions crop out within the Gunung Bijih (Ertsberg) Mining District in Irian Jaya (western New Guinea), Indonesia. Several Cu-Au ore deposits are ...

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  Illumination of vein quartz textures in a porphyry copper ore …

  200151 · Vein quartz from the Grasberg Igneous Complex in Irian Jaya, Indonesia, displays a wide range of features when observed using scanned cathodoluminescence imaging on the electron microscope. Examination of seventeen samples revealed concentric growth zoning, quartz-filled microfractures, dark luminescence near sulfides, changes in …

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  OneMine | Geology and Mineralization of the Grasberg Porphyry Copper ...

  199111 · Editor’s note: This is the first of two MINING ENGINEERING articles about the Grasberg deposit. The second, focusing on open pit mine development, will appear in the April issue of the magazine. The Grasberg porphyry copper-gold deposit of Freeport Indonesia Inc. lies within the Ertsberg Mineral District in central Irian Jaya, Indonesia.

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  Paragenesis of the Grasberg Cu-Au deposit, Irian Jaya, …

  200221 · Abstract The Grasberg Cu–Au deposit is hosted within the Grasberg Igneous Complex (GIC), a Pliocene volcanic and intrusive complex situated in the highlands of Irian Jaya, Indonesia. The GIC is ...

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  Microsoft Word - 1_introduction.doc

  2011211 · This file is part of the following reference: New, Brian (2006) Controls of copper and gold distribution in the Kucing Liar deposit, Ertsberg mining district, West Papua, Indonesia. PhD thesis, James Cook University.

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  (PDF) Notes from Meetings with Jacques Dozy by Michael …

  20151010 · Notes from Meetings with Jacques Dozy by Michael Thomsen Describing the Initial 1936 Discovery of the Ertsberg, Dom and Grasberg Outcropping Copper Deposits, Irian Jaya, Indonesia October 2015 DOI ...

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