 | 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 Ā± 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,ā 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) | | 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,ā ROGER G. TAYLOR...of 10 magmatic and hydrothermal micas from the Grasberg Igneous Complex range from 3.33 Ā± 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 Ā± 0.12ā3...06ā3.06 Ā± 0.03 Ma), and a post-Kali intrusion and Grasberg mineralization cycle (3.06 Ā± 0.03 and 3.01 Ā± 0 |  | | 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 |  | 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,Sampoerā¢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)...minerals (mostly pyriteandpyrrhotite) areabundant. Chalcopyrite andanhydrite arepresentin all skarnzones.Although...daughter minerals including halite,sylvite, chalcopyrite, hematite, andanhydrite. Totalsalinity ranges |  | | Journal (article/letter/editorial) | | Taylor Paragenesis of the Grasberg CuāAu deposit, Irian Jaya, Indonesia: results from logging section...Springer-Verlag 2001 Abstract The Grasberg CuāAu 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-Dalamāpre-MGI (Main Grasberg Intrusion), post-MGIāpre-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 gasāsolid reactions in calcāsilicate CuāAu skarn formation; Ertsberg, Papua Province, Indonesia. Contributions to Mineralogy and Petrology, 172 (11) doi:10.1007/s00410-017-1413-6 | Journal (article/letter/editorial) | | calcāsilicate CuāAu skarn formation; Ertsberg, Papua Province, Indonesia Richard W. Henley1 Ā· Frank J. Brink2 Ā·...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 GrasbergāErtsberg district, West Papua, Indonesia. b, c Geology and cross-section...is recognized as a principal component of the Grasberg and many other of the worldās largest porphyry |  | | Journal (article/letter/editorial) | | during ascent. Big Gossan Deposit, Ertsberg District, Irian Jaya The Ertsberg district contains multiple...GBT/IOZ/DOZ orebodies, Dom, Big Gossan, Kucing Liar, and the largest of all, Grasberg, plus several other mineral...Individually, Grasberg is the largest gold mine 147 148 MEINERT ET AL. Ertsberg District 50Ā° Papua New Guinea...Tembaga Ti * 25Ā°Cairns Australia * * S4Ā° Tk Grasberg Tk Pacific Ocean Kkel Sydney Tw Yello w Va...Va lley S yncli ne Kucing Liar Fig. 2A Big Gossan GBT * * * * Dom Ertsberg 70Ā° 45Ā° Puncak Jaya |  | | 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...mineralization is typified by sphalerite, galena, and chalcopyrite, formed at early retrograde stage. Galena is...epidot, klorit, kalsit, dan serisit. Mineralisasi bijih dicirikan oleh sfalerit, galena, dan kalkopirit |  | | 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 CuāAu deposit. Digital radiographs have...differences in density, e.g., bornite (5.1 g/cm3) from chalcopyrite (4.2 g/cm3), is relatively straightforward for...differentiation of chalcopyrite and bornite has been successful in smaller-diameter (ā¤22-mm) cores of Grasberg ores...ores. Smalldiameter (ā¤10 mm) cores of the Grasberg stockwork Cuā Au ore were analyzed using HRXCT methods |  | | Journal (article/letter/editorial) | | in the Grasberg giant porphyry CuāAu deposit, Ertsberg (Gunung Bijih) mining district, Papua, Indonesia...in the Grasberg giant porphyry CuāAu deposit, Ertsberg (Gunung Bijih) mining district, Papua, Indonesia...in the Grasberg giant porphyry CuāAu 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 |  | | Book (volume) | | photograph: Upper benches o fth e Grasberg open pit, Papua, Indonesia, 1999. Photograph by T M Porter......... 287 ļ¼ G rasbec^ Porphyry Cu-Au Deposit PapuaĀ» In d o n esia:1 .Magmatic History John T' Paterson...313 ļ¼ ļ¼ 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 Districtļ¼N orthern Chile Glertton J. Masterman, David R |  | | Journal (article/letter/editorial) | | DISTRIBUTION OF THE GIANT OK TEDI Cu-Au DEPOSIT, PAPUA NEW GUINEA Michiel Van Dongen,1,2,ā 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 (0ā2.5% Cu) reflect...et al., 2005), including the worldās 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 NovogodneeāMonto oxidized Auā(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) | | associated mostly with cobaltite as well as with chalcopyrite and Co-pyrite, intermediate-stage native Au... Fig. 2 Schematic map showing the mineralized district hosting the NovogodneeāMonto deposit (modified...17 16 15 Differentiation trends 12 Ertsberg-Grasberg high-K intrusions lamprophyre 11 granodiorite...* 21 Gabbro 12 20 19 6 14 15 13 Ertsberg-Grasberg low-K intrusions 5 4 3 Calc-Alkaline+Tholeitic...60 50 40 Differentiation trends 6 Ertsberg-Grasberg high-K intrusions Shoshonitic series 5 WIP |  | | Book | | Geology of the Kucing Liar Ore Body, Irian Jaya, Indonesia. Sugeng Widodo, Noris Belluz, Nur Wiwoho, Bowo.................... 61 ļ¼ The Mankayan Mineral District, .Luzon Philippines. Artemio F Disini, Bruce M...Agua Rica Porphyry Cu-Mo-Au Depositļ¼Catamarca 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...(potassic) alteration was associated with pyrite and chalcopyrite mineralisation. A quartzāmagnetite assemblage...g/t Au and 0.8% Cu) and are characterised by chalcopyrite and pyrite mineralisation. The core of the deposit...America with the high-sulphidation giant Yanacocha Au mine, plus over 30 smaller auriferous epithermal and |  | | 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 ā 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, Auā Cu skarn deposits may be |  | | Journal (article/letter/editorial) | | Au, mainly present as the sulphide minerals chalcopyrite and molybdenite. In contrast, epithermal deposits...equipment, thus lowering costs. Similarly, long mine lives justify the high capital expenditures required...that will enable the most efficient and profitable mine design, and the ultimate extraction of as much of...anomalously Cu-rich mafic magmas in the Bingham district, which may have injected Cu into the underlying...main style of mineralization is disseminated chalcopyrite in biotitized mafic wallrocks, implying an important |  | | Journal (article/letter/editorial) | | by significant erosion. Low sulfidation-state chalcopyrite Ā± bornite assemblages are characteristic of...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 BroncesRĆo 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 |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...Magmatic-Hydrothermal History of the RĆo Blanco-Los Bronces District, Central Chile: Development of Worldās 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, AndrĆ© Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco |  | | Journal (article/letter/editorial) | | intrusion-related system in eastern Australia. Both the Big Cadia and Little Cadia skarns are developed within... without significant remobilization of ore. Chalcopyrite and minor native gold formed in intimate association...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...East, mineralization and skarn zonation similar to Big Cadia developed above additional intrusions of quartz |  | | 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...consists mainly of disseminated and/or vein-related chalcopyrite within the central potassic alteration zone...deposits of Ladolam (Lihir Island), Porgera, both Papua New Guinea, Emperor, Fiji, and the giant porphyry |  | Soloviev, Serguei G., Kryazhev, Sergey G., Dvurechenskaya, Svetlana S., Uyutov, Victor I. (2019) Geology, mineralization, fluid inclusion, and stable isotope characteristics of the Sinyukhinskoe Cu-Au skarn deposit, Russian Altai, SW Siberia. Ore Geology Reviews, 112. 103039 doi:10.1016/j.oregeorev.2019.103039 | Journal (article/letter/editorial) | | assemblages bear more E- intense Cu mineralization (chalcopyrite, bornite, locally tennantite) and high fineness...1972). AL Then, part of the deposit (āVeselyi Mineā) was described by Ettlinger and Meinert (1991)... collisional) processes. 3. District geology The mineralized district that hosts the Sinyukhinskoe deposit...enriched in sulfide minerals (bornite, chalcocite, chalcopyrite) and native gold. Separate orebodies varying...interstitial quartz, calcite, bornite and minor chalcopyrite. The retrograde skarn garnet is dark- F green |  | | Book (edition) | | BIBLIOGRAPHY OF THE GEOLOGY OF INDONESIA AND SURROUNDING ARE AS Edition 7.1 ā 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 ............................................... |
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