 | Prendergast, K., Clarke, G. W., Pearson, N. J., Harris, K. (2005) Genesis of Pyrite-Au-As-Zn-Bi-Te Zones Associated with Cu-Au Skarns: Evidence from the Big Gossan and Wanagon Gold Deposits, Ertsberg District, Papua, Indonesia. Economic Geology, 100 (5) 1021-1050 doi:10.2113/gsecongeo.100.5.1021 | Journal (article/letter/editorial) | | Evidence from the Big Gossan and Wanagon Gold Deposits, Ertsberg District, Papua, Indonesia KYLIE PRENDERGAST...Tasmania 7001, Australia Abstract The Ertsberg district hosts multiple skarn and porphyry-related deposits...in the world. Earlier skarn Cu-Au deposits at Big Gossan and 2 km along strike to the northwest at Wanagon...estimated 2 million ounces (Moz) of gold; reserves at Big Gossan are 33 million tonnes (Mt) at 2.63 percent Cu...g/t Au, and 15.72 g/t Ag. Phlogopite from the Big Gossan occurrence is younger than 2.82 ± 0.04 Ma, based |  | Wafforn, S., Seman, S., Kyle, J. R., Stockli, D., Leys, C., Sonbait, D., Cloos, M. (2018) ANDRADITE GARNET U-Pb GEOCHRONOLOGY OF THE BIG GOSSAN SKARN, ERTSBERG-GRASBERG MINING DISTRICT, INDONESIA. Economic Geology, 113 (3) 769-778 doi:10.5382/econgeo.2018.4569 | Journal (article/letter/editorial) | | GEOCHRONOLOGY OF THE BIG GOSSAN SKARN, ERTSBERG-GRASBERG MINING DISTRICT, INDONESIA S. Wafforn,1,† S. Seman...16802 3 Freeport-Indonesia, Tembagapura, Papua 99920, Indonesia Abstract The Big Gossan skarn (71 million...prolific Ertsberg-Grasberg mining district, on the island of New Guinea in eastern Indonesia. The skarn formed...Ertsberg diorite. Andradite garnets from eight Big Gossan samples were directly dated using the laser ...spectrometry U-Pb method, and the age results show that Big Gossan formed between 2.9 and 2.7 Ma. To evaluate reproducibility |  | | Journal (article/letter/editorial) | | Pliocene Intrusions in the Gunung Bijih (Ertsberg) Mining District, Irian Jaya, Indonesia: Petrography and Mineral...Pliocene Intrusions in the Gunung Bijih (Ertsberg) Mining District, Irian Jaya, Indonesia: Petrography and Mineral...Pliocene Intrusions in the Gunung Bijih (Ertsberg) Mining District, Irian Jaya, Indonesia: Petrography and Mineral...within the Gunung Bijih (Ertsberg) Mining District in Irian Jaya (western New Guinea), Indonesia. Several...skarn ore has been delineated or produced from the district. Most of these skarns are associated with a quartz |  | | Journal (article/letter/editorial) | | approaches. For example, the Ertsberg-Grasberg district of Indonesia contains several large skarn Cu-Au-Ag...refer to it as the Ertsberg district. Subsequent discovery of the giant Grasberg porphyry Cu-Au-Ag deposit...deposit led to the entire district being renamed Grasberg and classified as a porphyry deposit, despite the...skarn deposits within the district. The Ok Tedi Cu-Au-Ag deposit of western Papua New Guinea also is generally...rather than porphyry bodies. Thus, following the Grasberg example in terms of contained metal, Ok Tedi could |  | | Journal (article/letter/editorial) | | Pliocene Intrusions in the Gunung Bijih (Ertsberg) Mining District, Irian Jaya, Indonesia: Major- and Trace-Element...Pliocene Intrusions in the Gunung Bijih (Ertsberg) Mining District, Irian Jaya, Indonesia: Major- and Trace-Element...Pliocene Intrusions in the Gunung Bijih (Ertsberg) Mining District, Irian Jaya, Indonesia: Major- and Trace-Element...in the Gunung Bijih (Ertsberg) Mining District of Irian Jaya (western New Guinea), Indonesia. Several...and Big Gossan) are located around the margins of the Ertsberg Intrusion. All but the Big Gossan deposit |  | | Journal (article/letter/editorial) | | Deposits of the Ertsberg(GunungBijih)District,IrianJaya,Indonesia* JEFFREY N. RUBIN** ANDJ.RICHARD KYLE...fineness anda Cu-Fesulfidehostfor mostAg in the Gunung BijihTimurcomplex of Cu-Auskarndeposits, theBigGossan...fromGrasberg samples is -<930fine(avg= 960).Fineness of Big Gossan Auranges from540to960(avg= 830),although compositional...800ppm)andwithno detectable Pd. Fire assay of Grasberg ore reveals tracebut detectable (10 ppb < [Pd]<...ns of Pd andno detectable Pt. NativeAu fromthe Gunung BijihTimurcomplex averages twiceasmuchCu asthatfromGrasberg |  | Pollard, P. J., Taylor, R. G., Peters, L. (2005) Ages of Intrusion, Alteration, and Mineralization at the Grasberg Cu-Au Deposit, Papua, Indonesia. Economic Geology, 100 (5) 1005-1020 doi:10.2113/gsecongeo.100.5.1005 | Journal (article/letter/editorial) | | Alteration, and Mineralization at the Grasberg Cu-Au Deposit, Papua, Indonesia PETER J. POLLARD,† ROGER G. TAYLOR...of 10 magmatic and hydrothermal micas from the Grasberg Igneous Complex range from 3.33 ± 0.12 to 3.01...alteration and mineralization indicate that the Grasberg Igneous Complex formed during several cycles of...hydrothermal alteration. These include the Dalam and Main Grasberg intrusion and alteration cycles (3.33 ± 0.12–3...06–3.06 ± 0.03 Ma), and a post-Kali intrusion and Grasberg mineralization cycle (3.06 ± 0.03 and 3.01 ± 0 |  | Meinert, Lawrence D., Hefton, Kristopher K., Mayes, David, Tasiran, Ian (1997) Geology, zonation, and fluid evolution of the Big Gossan Cu-Au skarn deposit, Ertsberg District, Irian Jaya. Economic Geology, 92 (5) 509-534 doi:10.2113/gsecongeo.92.5.509 | Journal (article/letter/editorial) | | DAVID MAYES**, AND IAN TASIRAN P. T. Freeport Indonesia, Exploration Division,Sampoer•za Plaza89,4th Floor...R.Rasuna SaidX-7,No.6, Kuningan, Jakarta12940,Indonesia Abstract TheBigGossan Cu-Auskarndeposit isthehighest...gradecopperdeposit in theworld-class Ertsberg district, IrianJaya.Currentreserves are37.4millionmetrictons(Mr)...containsnaultipleCu-Au Mineralization intheErtsberg district wasdiscovered in 1936 Jaeque DozynotedtheErtsberg...ateOreZone)-DOZ(DeepOreZone),Grasberg, Dona,Big nearby-5,000-naPuneak Jaya(fornaerly knownasCarstensz Gossan, and several |  | | Journal (article/letter/editorial) | | Taylor Paragenesis of the Grasberg Cu–Au deposit, Irian Jaya, Indonesia: results from logging section...Springer-Verlag 2001 Abstract The Grasberg Cu–Au deposit is hosted within the Grasberg Igneous Complex (GIC), a...complex situated in the highlands of Irian Jaya, Indonesia. The GIC is composed of intrusive and volcanic...Dalam Diatreme and intruded by later, multistaged Grasberg and Kali intrusions. Each intrusive phase is overprinted...stages can be timed as post-Dalam–pre-MGI (Main Grasberg Intrusion), post-MGI–pre-Kali, and post-Kali, |  | Henley, Richard W., Brink, Frank J., King, Penelope L., Leys, Clyde, Ganguly, Jibamitra, Mernagh, Terrance, Middleton, Jill, Renggli, Christian J., Sieber, Melanie, Troitzsch, Ulrike, Turner, Michael (2017) High temperature gas–solid reactions in calc–silicate Cu–Au skarn formation; Ertsberg, Papua Province, Indonesia. Contributions to Mineralogy and Petrology, 172 (11) doi:10.1007/s00410-017-1413-6 | Journal (article/letter/editorial) | | calc–silicate Cu–Au skarn formation; Ertsberg, Papua Province, Indonesia Richard W. Henley1 · Frank J. Brink2 ·...Ma Ertsberg East Skarn System (Indonesia), adjacent to the giant Grasberg Porphyry Copper deposit, is part...Skarn System (EESS) deposit, alongside the giant Grasberg porphyry copper deposit (Fig. 1), is part of the...Simplified geological map pf the Grasberg–Ertsberg district, West Papua, Indonesia. b, c Geology and cross-section...is recognized as a principal component of the Grasberg and many other of the world’s largest porphyry |  | | Journal (article/letter/editorial) | | Jurnal Geologi Indonesia, Vol. 6 No. 4 Desember 2011: 191-201 Geology and Characteristics of Pb-Zn-Cu-Ag...Pb-Zn-Cu-Ag Skarn Deposit at Ruwai, Lamandau Regency, Central Kalimantan Geologi dan Karakteristik Cebakan...of skarn Pb-Zn-Cu-Ag deposit at Ruwai, Lamandau Regency, Central Kalimantan. The formation of Ruwai skarn...epidot, klorit, kalsit, dan serisit. Mineralisasi bijih dicirikan oleh sfalerit, galena, dan kalkopirit...Sulfida perak tidak teridentifikasi dalam tubuh bijih. Secara geokimiawi, silisifikasi (dicirikan hadirnya |  | | Journal (article/letter/editorial) | | in the Grasberg giant porphyry Cu–Au deposit, Ertsberg (Gunung Bijih) mining district, Papua, Indonesia...in the Grasberg giant porphyry Cu–Au deposit, Ertsberg (Gunung Bijih) mining district, Papua, Indonesia...in the Grasberg giant porphyry Cu–Au deposit, Ertsberg (Gunung Bijih) mining district, Papua, Indonesia...2013 (Accepted 30 July 2012) The Ertsberg mining district is in the core of the Central Range of west New...the late Miocene/Pliocene. The district is best known for the Grasberg igneous complex (GIC), the host |  | | Journal (article/letter/editorial) | | computed tomography studies of Grasberg porphyry Cu-Au ores, Papua, Indonesia J. Richard Kyle & Alison S...gold and related ore minerals in the supergiant Grasberg porphyry Cu–Au deposit. Digital radiographs have...smaller-diameter (≤22-mm) cores of Grasberg ores. Smalldiameter (≤10 mm) cores of the Grasberg stockwork Cu– Au ore...Cu–Au . Mineralogy . Exsolution . Ore processing . Grasberg Introduction High-resolution X-ray computed tomography...mineral processing, ore samples from the supergiant Grasberg Cu– Au porphyry have been studied using HRXCT |  | | Book (volume) | | photograph: Upper benches o fth e Grasberg open pit, Papua, Indonesia, 1999. Photograph by T M Porter......... 287 ， G rasbec^ Porphyry Cu-Au Deposit Papua» In d o n esia:1 .Magmatic History John T' Paterson...313 ， ， G rasbcrg Porphyry Cu-Au Deposit Papua Indonesia: 2. Pervasive Hydrotherm al Alteration John...Ertsberg Diorite, G unung Bijih (Ertsberg/G rasberg) District, West Papua, Indonesia Kurt C Friehauf, Spencer...of Porphyry Cu-Mo-Ag Deposits in the Collahuasi District，N orthern Chile Glertton J. Masterman, David R |  | | Report (chapter) | | type such as Lepanto (Mankayan district Philippines) (Fig. 1) and Waft (Papua New Guinea) there is a clear...ppm Au) by world standards with deposits such as Grasberg (Irian Jaya) and Panguna (Bougainville) containing...II (Baguio district Philippines), Far SE (Mankayan district Philippines), Ok Tedi (Papua New Guinea)...Guinea) and Batu Hijau (Indonesia) (Fig. 1) containing more than 200 tonnes of gold (Sillitoe 1997). Gold-rich...porphyry deposits by an abundance of hydrothermal magnetite in zones of Au- and Cu-bearing Ksilicate alteration |  | | Journal (article/letter/editorial) | | DISTRIBUTION OF THE GIANT OK TEDI Cu-Au DEPOSIT, PAPUA NEW GUINEA Michiel Van Dongen,1,2,† Roberto F. Weinberg...Abstract The Ok Tedi porphyry Cu-Au deposit in Papua New Guinea is a world-class mineral deposit. In...geologically short time span of ~200 k.y. On the mine scale, heterogeneous metal grades (0–2.5% Cu) reflect...et al., 2005), including the world’s largest at Grasberg, Irian Jaya (Meinert et al., 1997), and Bingham...present a case study of the Ok Tedi Cu-Au deposit (Papua New Guinea) that highlights the relationships between |  | Soloviev, Serguei G., Kryazhev, Sergey G., Dvurechenskaya, Svetlana S. (2013) Geology, mineralization, stable isotope geochemistry, and fluid inclusion characteristics of the Novogodnee–Monto oxidized Au–(Cu) skarn and porphyry deposit, Polar Ural, Russia. Mineralium Deposita, 48 (5) 603-627 doi:10.1007/s00126-012-0449-9 | Journal (article/letter/editorial) | | is situated in the large metallogenic belt of magnetite skarn and Cu–Au porphyry deposits formed along...intrusive suites. The deposit is represented by magnetite skarn overprinted by amphibole–chlorite–epidote–quartz–albite...129-B—Warshawskoe Chaussee, Moscow 113545, Russia Keywords Magnetite skarn . Gold . Copper . Cobalt . Porphyry . Fluid...Some of these systems incorporate significant magnetite skarns in addition to other oxidized calcsilicate...deposits ranging from magnetite skarns (with minor or no Cu and Au) through magnetite-rich Cu– Au skarns |  | | Book | | Geology of the Kucing Liar Ore Body, Irian Jaya, Indonesia. Sugeng Widodo, Noris Belluz, Nur Wiwoho, Bowo.................... 61 ， The Mankayan Mineral District, .Luzon Philippines. Artemio F Disini, Bruce M...Agua Rica Porphyry Cu-Mo-Au Deposit，Catamarca Province, Northwestern Argentina. Part 1 : Exploration...and Rosario Copper Porphyry Deposits, CoUahuasi District Chile. Claudio Bisso B, Manuel Durdn andAquiles...a deposit, but rather the engineering ability to mine on a large scale at low cost, and simultaneously |  | | Journal (article/letter/editorial) | | comparison of Miocene porphyry systems in the Cajamarca district, northern Peru Received: 29 September 2004 / Accepted:...porphyry-related deposits located in the auriferous Cajamarca district of northern Peru. The El Galeno deposit (486 Mt...fold-thrust structures. Early K-feldspar–biotite–magnetite (potassic) alteration was associated with pyrite...pyrite and chalcopyrite mineralisation. A quartz–magnetite assemblage that occurs at depth has completely...type, precipitation of ubiquitous hydrothermal magnetite, and late hydrothermal fluid flow resulting in a |  | | Journal (article/letter/editorial) | | and Jiguanzui in Hubei Province and Tianmashan, Xingiao and Sanpu in Anhui Province, have been discovered...dolomitic limestone and dolomite; in the Sanpu district of northern Anhui, they are Middle and Upper Cambrian...lower reaches of the Yangtze River and the Sanpu district — are located in upper mantle anomalies ŽZhao...limestone and dolomitic limestone; in the Tongling district, besides the for- The intrusions related to the...sulfide Žpyrite " pyrrhotite. deposits; in the Sanpu district, northern Anhui, Au– Cu skarn deposits may be |  | | Journal (article/letter/editorial) | | Catamarca Province, Argentina D. Miiller 1'* and P. Forrestal 2 1pT North Mining Indonesia, Jakarta,... Indonesia 2 MIM Holdings Limited, Brisbane, Australia With 7 Figures Received December 15, 1997; accepted...coppergold deposit is situated in the Catamarca Province of Northwest-Argentina and belongs to the ten...deposits of Ladolam (Lihir Island), Porgera, both Papua New Guinea, Emperor, Fiji, and the giant porphyry...copper-gold deposits Bingham, Utah, U.S.A., and Grasberg, Indonesia (Miiller and Groves, 1997). Potassic igneous |  | | Journal (article/letter/editorial) | | in magmatic arc settings. At the regional and district scales, the occurrence of many deposits in belts...second largest of Au (129 Moz: Grasberg, including contiguous skarn, Indonesia; J. MacPherson, PORPHYRY Cu...Pelambres Los BroncesRío Blanco El Teniente Mamut Grasberg-Ertsberg Ok Tedi Cerro de Pasco & Colquijirca...the geology of porphyry Cu systems at regional, district, and deposit scales. The resultant geologic model...El Abra 22° A AL C M E ALT O Regional- and District-Scale Characteristics 0361-0128/98/000/000-00 |  | | Book (edition) | | BIBLIOGRAPHY OF THE GEOLOGY OF INDONESIA AND SURROUNDING ARE AS Edition 7.1 – 8 June 2020 J.T. VAN GORSEL...GORSEL Bibliography of Indonesia Geology, Ed. 7.1 1 www.vangorselslist.com 6/8/20 LIST OF CONTENTS........................................ 9 I.1. Indonesia Regional Geology.............................................................. 1507 VIII. WEST PAPUA (WEST NEW GUINEA)...................................... 1516 VIII.1. New Guinea General and West Papua ............................................... |  | | Journal (article/letter/editorial) | | intrusion-related system in eastern Australia. Both the Big Cadia and Little Cadia skarns are developed within...and in the interstices of bladed hematite and magnetite aggregates. The age of the AuCu mineralizing event...associated with porphyry deposits. Iron skarn at Big Cadia occurs several hundred meters distant from...Cadia Quarry, toward more distal environments at Big Cadia. Skarn zonation comprises (1) proximal garnet...hydrothermal biotite-K-feldspar-quartz hornfels and magnetite-quartz-biotite hornfels. Gold-copper mineralization |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...Magmatic-Hydrothermal History of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest...Chuquicamata District, Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern...Molybdenum Deposits of the Ertsberg-Grasberg District, Papua, Indonesia Clyde A. Leys, Mark Cloos, Brian...N. Moreto, André Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco |
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