 | | Journal (article/letter/editorial) | | andBarrenIntrusions of theWesternHighlands,PapuaNew Guinea D. R. MASON Abstract Electron probemajor elementanalysesare...ting and barren intrusionsin the Western Highlands,Papua New Guinea. Amphibole crystals from mineralized...magnesio-hornblende cores, through actinolitic hornblende,to actinolite rims (Mg enrichment toward rims). The frequent...intrusions from the Western Highlands trendsin ferromagnesian of PapuaNew Guinea,part of the southwest...forms the mountainous backbone of mainland Papua New Guinea. It consistsof volcanic and vol- canogen |  | | Journal (article/letter/editorial) | | IntrusiveRocksandPorphyryCopperOccurrences of the PapuaNew Guinea-Solomon IslandsBegion: A Reconnaissance Study D...and younger intrusive igneousrocks from the Papua New Guinea-SolomonIslands region, representingbarren...whole range of suite chemistriesoccursin the New Guinea Mobile Belt (continentalmargin) and Outer Melanesianisland-are...highestK suiteoccursin the continentalsetting (Ok Tedi Complex) and the lowestK suite occursin an island-arcsetting...York I • PAPUA NEW GUINEA •• o Fro. 1. Tectonic subdivision of the Papua New Guinea area and neighboring |  | | Journal (article/letter/editorial) | | detailedexaminationof space-timerelationshipsat the E1 Salvador mine, Chile, Gustarson and Hunt (1975) describedthe complex...DEPOSITS WESTERN PACIFIC ISLANDS OF THE AND SOUTH- AUSTRALIA },It. Fubilan (Ok Tedi), Papua Nexv Guinea...Guinea, looking southxvest. The scars are drill sites and helicopterlanding pads. Photographby XV. V...V. Hewitt, Ok Tedi Project Geologist. MAJOR FACTORS OF PORPHYRY posit,mustrest on assumptions madeaboutthe...porphyrycopperdepositsin island-arcsettingsas stoun,Taysan,and Ok Tedi. As the largestprescomparedwith westernhemispherecontinentalset- |  | | Journal (article/letter/editorial) | | British Columbia, the Philippines, Sulawesi, Papua New Guinea, Sabah and Puerto Rico. Gold is normally present...Bou(Jo(nvillels. DIZON, 15. CABANG KIRI, Sulgwes( MARIAN, 16. OK TEOI, PQpua-NewGuinea 50 ZC ®5 S O -1(30 IO0-1SO...deposits. Copper grades are hypogene except at Ok Tedi (16) where important supergene enrichment has taken...molybdenum present in peripheral annuli, and Ok Tedi, Papua New Guinea, are reported to possess significant molybdenum...Alumbrera in the Faral16n Negro district, Catamarca province, northwest Argentina, an oval dacite porphyry |  | | Journal (article/letter/editorial) | | Canada Sasanodeposit Yoshiokamine, SW Japan Victoria mine, Nevada DouglasHill and CastingCopper mines(Yerington...(numbers refer to localities on Fig. 1) 1. Empire mine, B.C., Canada (Sangster, 1969;Haug, 1976) 2. Larap...Daiquiri, Cuba (Lindgren and Ross, 1916) 4. Strawberry mine, California (Nokleberg, 1981) 5. Sangdong, Korea(John...Fork mine, Bingham mining district, Utah (Atkinson and Einaudi, 1978) 10. Mt. Fubilan (Ok New Mexico...Itenyurginsk, Chukotka, Tedi), Papua- USSR New (Aleksandrov, 1974) Guinea (Barnford,1972) Endoskarns(sensulato) |  | | Report (Issue volume) | | + 4, Mineral Fe # — of Australia and™ Papua New Guinea ... Geology of the Mineral Deposits of Australia and Papua New Guinea The COVER PHOTOGRAPH shows an aerial view...the east coast of Lihir Island, New Ireland Province, Papua New Guinea. The Ladolam gold deposit lies...Resources Development Centre, Port Moresby, Papua New Guinea The Australasian Institute of Mining and...Mines — 1968 1968 and Papua New Ed. C.L. Knight 1974 1975 and Papua New Eds D.M. Traves and D. |  | | Report (issue) | | study of the Questa porphyry molybdenum deposit in New Mexico suggests that the ore fluid was probably derived... 2005), central Iran (Shahabpour, 1999), and New Guinea (Gow and Walshe, 2005). Local Porphyry copper...Sunnyside deposits in the Northern Patagonia Mountains of 7 Arizona (Green and others, 1998; Berger...(1968) found that the pyrite content at Santa Rita, New Mexico, increases from irregular zones with <1 wt...and magnetite) (Harris and others, 2004). In the Western United States, crystals of copper and molybdenum |  | | Journal (article/letter/editorial) | | 8I Far Southeast o • 0.6- Bingham • Panguna • Ok Ted! Batu Hljau • • Ba)o de la Alumbrera • Santo...Bajo de la Alumbrera Refugio Cadia Hill Panguna Ok Tedi Grasberg Batu Hijau 10 11 12 13 14 15 16 17 18...at Bingham (Babcock et al. 1995) and 0.01% at Ok Tedi (Rush & Seegers 1990), which are the deposits hosted...although they are somewhat more abundant on the western side (Figure 1). The deposits are distributed about...the time of mineralisation. In marked contrast, Ok Tedi and Grasberg, at the leading edge of the Australian |  | | Journal (article/letter/editorial) | | continental margins [27]. In the Pavda region and the western portion of the Northern Ural Ivdel' district, the...2016 south (Reftinsk region, western and eastern Magnitogorsk zone, western Mugodzhary), they are represented...m) which constitute a tectonic lens within the western Irendyksk fault zone [21]. widiin a body of porphyritic...Pragian age. Stockwork skarn formation (epidote + actinolite + garnet) with low-titanium magnetite, chalcopyrite...the andesitoids of the Solomon Islands and Papua New Guinea [34]. The exposure level of the belt becomes |  | LeFort, D., Hanley, J., Guillong, M. (2011) Subepithermal Au-Pd Mineralization Associated with an Alkalic Porphyry Cu-Au Deposit, Mount Milligan, Quesnel Terrane, British Columbia, Canada. Economic Geology, 106 (5) 781-808 doi:10.2113/econgeo.106.5.781 | Journal (article/letter/editorial) | | Associated with an Alkalic Porphyry Cu-Au Deposit, Mount Milligan, Quesnel Terrane, British Columbia, Canada...ETH Zurich, Zürich, Switzerland Abstract At the Mount Milligan Cu-Au porphyry deposit, Quesnel terrane...mineralization. Geologic Setting Regional geology The Mount Milligan Cu-Au porphyry deposit is located in the...Jurassic magmatic arc complex, form part of the western North American continental margin (Nelson and Bellefontaine...monzonite and pyroxenite (Lang et al., 1995). The Mount Milligan deposit is an example of an alkaline porphyry |  | | Book (edition) | | Gold-Copper Mineralization Springer Berlin Heidelberg New York Barcelona Hong Kong London Milan Paris Singapore...Germany Prof. Dr. David I. Groves The University of Western Australia Centre for Strategic Mineral Deposits...of Geology and Geophysics at The University of Western Australia under the supervision of Professor David...Igneous Rocks from the Five Tectonic Settings Roman Province (Italy): Example from a Continental Arc Setting...Lamprophyres from the Karinya Syncline and Kreuzeck Mountains. IX 71 71 71 72 73 75 81 83 6.4.2 6.4.3 6.4 |  | | Report (issue) | | ton" (Clarke, 1969) in as much as all of the "actinolite rock" that contained the bulk of the gold and...environment of western North America. Some of the most productive Au-skarn systems in Western North America...Generally Mesozoic or Tertiary in cordillera of western North America, middle-Tertiary in rifted craton...epidoteclinozoisite-zoisite, scapolite, quartz, actinolite-tremolite, calcite and serpentine. Various micas...pyroxene in Au-skarns; reported compositions include actinolite, tremolite, ferro-tremolite and hornblende. In |  | | Book (edition) | | Centre for Exploration Targeting University of Western Australia Crawley, WA Australia ISSN 2365-0567...Control Number: 2015947403 Springer Cham Heidelberg New York Dordrecht London © Springer International Publishing...of Geology and Geophysics at the University of Western Australia under the supervision of Prof. David...mineralization worldwide, which is reflected in numerous new case studies and research papers that have been published...Edition in 2000. This new updated and enlarged Fourth Edition incorporates new data and references from |  | | Journal (article/letter/editorial) | | BroncesRío Blanco El Teniente Mamut Grasberg-Ertsberg Ok Tedi Cerro de Pasco & Colquijirca Choquelimpie Esperanza...kilometers long, as exemplified by the Andes of western South America (Sillitoe and Perelló, 2005; Fig...the latest Cretaceous to Paleocene (Laramide) province of southwestern North America, middle Eocene to...mid-Miocene belt of Iran, and Pliocene belts in New Guinea and the Philippines (Fig. 1; Sillitoe, 1998;...Transverse Zone of New South Wales (Glen and Walshe, 1999), comparable features in New Guinea (Corbett, 1994; |  | | Report (issue) | | Igneous Rocks and Wall Rock Alteration, Mayflower Mine, Wasatch County, Utah Part 1: Primary Rock and...Figure 1. Index map showing location of Mayflower mine and igneous rocks of the Park City district (geology...Generalized longitudinal section of the Mayflower mine with geology projected on to the plane of the Mayflower...rocks from the Mayflower mine... 4. Plan maps of levels of the Mayflower mine showing igneous rock lithology...Mining Co.) A. 2005 mine level....................................... B. 2200 mine level............. |  | | Book (edition) | | Centre for Exploration Targeting The University of Western Australia Crawley, WA Australia ISSN 2365-0559...of Geology and Geophysics at the University of Western Australia under the supervision of Prof. David...mineralization worldwide, which is reflected in numerous new case studies and research papers that have been published...Edition in 2016. This new updated and enlarged Fifth Edition incorporates new data and references from...Canada, Chile, China, Iran and the USA, including new maps and sections and additional colour plates of |  | | Journal (article/letter/editorial) | | Geochemistryof the Frieda River ProspectArea, Papua New Guinea JOSEPHB. WHALEN,* RONALD M. BRITTEN, Department...structuralfeaturesof the New Guinea Mobile Belt in the West Sepik District, Papua New Guinea.The prospectcan...copper-goldmineralization.This paper is concerned district, Papua New Guinea, at latitude 4ø41' S and mainly with the petrologyand...Yonsei University user FRIEDARIVERAREA,PAPUANEW GUINEA Downloaded from https://pubs.geoscienceworld..... Localizedat intervalsalongthe lengthof the New Guinea Mobile Belt are intrusives and extrusives of |  | | Journal (article/letter/editorial) | | (Ertsberg) Mining District in Irian Jaya (western New Guinea), Indonesia. Several Cu-Au ore deposits are... Introduction THE PRESENT-DAY MORPHOLOGY of New Guinea largely is the result of a collision between...Zone -T y r Suture FIG. 1. Tectonic map of New Guinea showing plate boundaries, distribution of Neogene...and Cooper and Taylor (1987). 1988). In western New Guinea (Irian Jaya), the collision began in the...emplaced into Australian crust within central New Guinea (136° E to 147° E) both prior to and after the |  | | Report (issue) | | GEOLOGY OF AUSTRALIAN AND PAPUA NEW GUINEAN MINERAL DEPOSITS Monograph 22 i Cover photograph: Aerial...Aerial view of Main-Barton open pit, Jundee gold mine, WA, viewed from the east, June 1997. The pit is approximately...Mines Limited. ii GEOLOGY OF AUSTRALIAN AND PAPUA NEW GUINEAN MINERAL DEPOSITS Monograph 22 Edited...understanding of the mineral wealth of Australia and Papua New Guinea. v vi Committees MONOGRAPH 22 COMMITTEE...Mineral Industries Research Association Limited Papua New Guinea - Department of Mining and Petroleum Bureau |  | | Book | | Daniel MUller North Limited Exploration Division, New South Wales Cnr Clarke and Alluvial Streets Parkes...Department of Geology and Geophysics The University of Western Australia Nedlands, WA 6907, Australia "For all...updated and enlarged ed. - Berlin ; Heidelberg ; New York ; Barcelona ; Budapest ; Hong Kong ; London...sciences ; Vol. 56) Teilw. zugl.: Nedlands, Univ. of Western Australia, Diss. D. M/iller ISBN 3-540-62075-3...Heidelberg New York ISBN 3-540-59116-8 1st Edition Springer-Verlag Berlin Heidelberg New York This work |  | | Report (issue) | | chalcopyrite and negligibly with pyrite at Panguna, Papua New Guinea (Baldwin and others, 1978); small grains of... biotite, anhydrite, Kfeldspar, chlorite, or actinolite. Excluded from this general rule are magnetite-rich...million tonnes. The largest deposit, Panguna, Papua New Guinea exceeds one billion tonnes. Porphyry copper-gold...at Bingham, Utah; Ruth, Nevada; and Santa Rita, New Mexico (fig. 11). Most deposits are related to intrusions...Panguna porphyry copper deposit, Bougainville, Papua New Guinea: Economic Geology, v. 73, no. 5, p. 690-702 |  | | Journal (article/letter/editorial) | | free and contains K feldspar-quartz-nlag-netite-actinolite-pyroxene (salite). It is succeededby zones containing...Irian to Fiji and form a distinct porphyry copper province. Titley (1975) has SUlnmarized some of the features...throughout most cene to Recent andesitic volcanoes of western Guadof islandgroupsof the Protectorate. A regionalgeo-...doubleen echelonchain situated betweenNew Guinea and the New Hebrides (Fig. 1). The westernmostisland...westernmostisland of Bougainville is politically part of Papua New Guinea; the other islands form the British Solomon |  | | Book | | proportion of the accumulating information. This new book represents an attempt to address this major...of gold mineralization. For access to a wealth of new information the reader is encouraged to tum to the...demand for gold in the 1980s has opened up exciting new avenues of research and generated a wealth of hard...presently is serving as the Chief of the Branch of Western Mineral Resources. Dr B.R. Berger US Geological...volcanic-rock-related epithermal deposits in the Western Great Basin and Pacific Northwestern United States |  | | Book | | Camhorne School ~rMines, Redruth, Cornwall LONDON NEW YORK CHAPMAN AND HALL First pllhlished ill 1986...reasons for the approach taken Mineral deposit or mine? A genetic model as the basis for exploration The...Canada Sandstone-hosted uranium deposits of the western USA Concluding statement References ORES FORMED...many geologists who have given their time during mine visits and responded to our queries. We have benefited...Decline Doline A downward inclined tunnel into a mine or potential ore body. A funnel-shaped depression |  | Bartos, Paul J., Garcia, Cesar, Gil, Javier (2017) The Nuevo Chaquiro Cu-Au-(Mo) Porphyry Deposit, Middle Cauca Belt, Colombia: Geology, Alteration, Mineralization. Economic Geology, 112 (2) 275-294 doi:10.2113/econgeo.112.2.275 | Journal (article/letter/editorial) | | 400 m. Calcic-potassic alteration, containing actinolite and epidote, occurs at greater depths. A high-grade...alteration selvages, which occur on the upper western flank of the deposit. At Nuevo Chaquiro, multiple...abundant magnetite, quartz-magnetite, magnetite-actinolite veins in potassic and calcic-potassic altered...(Fig. 3). Faults of this orientation occur in the western portion of the mineralization area. The IS and...typically altered to actinolite. There are minor actinolite and quartz-magnetite-actinolite veinlets, lacking |
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