| | Journal (article/letter/editorial) | within the Tavua Caldera,Fiji* P. C. EATON* WesternMiningCorporation (Fiji), Vatukoula, Fiji AND T. N...shoshonitic Tavuacalderain Viti Levu, Fiji, definesthe volcaniccenterof the Tavua volcano.The calderaoccursat...calderaoccursat the intersectionof the northeast-trending Viti Levu lineament anda northwest-trending lineament,locallymanifested...malactivity. Porphyry-style, subeconomic copper-gold mineralization andassociated alterationoccurred...alongtheNasivishear zone,transitional ac{dsulfate to adularia-sericite epithermalalterationandminorgoldmineralization | | | Journal (article/letter/editorial) | Wall‐rock alteration at the Emperor gold‐silver telluride deposit, Fiji a M. Ahmad & J. L. Walshe b...Wall‐rock alteration at the Emperor gold‐silver telluride deposit, Fiji, Australian Journal of Earth...Wall-rock alteration at the Emperor gold-silver telluride deposit, Fiji M. AHMAD1 AND J. L. WALSHE2 1...Box 4, Canberra, ACT 2601, Australia. In the Emperor mine area, widespread propylitic alteration was followed...and pyrite. The K-silicate assemblage includes sericite, rare chlorite, quartz, K-feldspar and pyrite | | | Journal (article/letter/editorial) | Mineralogical and GeochemicalStudiesof the Emperor Gold Telluride Deposit, Fiji M. AHMAD, NorthernTerritoryGeological...Mba Volcanics,of Mioceneage,in the north of Viti Levu, Fiji. The veinsfilledfracturesthat developedmainlyin...are dominantly quartzwith minorpyrite,tellurides,gold,sphalerite,arsenopyrite,chalcopyrite,tetrahedrite...H2S,COa, and HaTe, with lossof H2Sthe main causeof gold deposition. Assuming only partialequilibriumin the...It is located at Vatukoula about 8 km inland from the northern coastof Viti Levu, Fiji (Fig. 1). THE | | | Journal (article/letter/editorial) | 6 The MineralDepositsand Metallogenesis of the Fiji Platform HOWARD COLLEY * Instituut voor Aardwetenschappen... The Fiji platform has a thick, youthful crust of ensimaticorigin. Stratigraphy within the Fiji islandsindicatesa...late Miocene tectonic event. Mineral depositsin Fiji includevarioustypesof massivesulfide;manganeseores;...Plioceneage. Nearly all the major mineraldepositsin Fiji are associated with theserocks. Volcanic and structuralfactors...orogenyand deepfracturing of the Fiji platform--factorsof fundamentalimportanceto Fiji mineralization;however,a | | | Journal (article/letter/editorial) | The Tavuacalderain Viti Levu, Fiji, occursin the upper part of the shoshonitic Tavua volcano. Precaldera...systemincreased(SetterTHE Tavuacaldera,which hasthe epithermalEm- field, 1991). The relativetimingof the differentvolperorgoldmineon...part of the shoshonitie Tavua volcanoin Viti Levu, knownfromfieldrelationships. Fiji (asreportedby Setterfieldet...Setterfieldet al., 1991, Tavua existsto examinethe speedof the developmentof a rocksareclassified hereaccording...Geologyand Hydrothermal Products :• of the Tavua Caldera Fiji occursat a bendin the boundarybetweenthe | | | Journal (article/letter/editorial) | Invisible Gold and Tellurium in Arsenic-Rich Pyrite from the Emperor Gold Deposit, Fiji: Implications...Implications for Gold Distribution and Deposition DAVID W. PALS, PAUL G. SPRY,† Department of Geological and Atmospheric...Canada N6G 4X8 Abstract Gold is found in three different forms in the Emperor gold deposit: as “invisible”...submicrometer-size inclusions of gold in arsenian pyrite, as visible native gold and/or electrum, and as tellurides...mass spectroscopy (SIMS) show that pyrite from Emperor is among the most Au- (up to 11,057 ppm Au), Te- | | | Journal (article/letter/editorial) | Characteristics of the Tuvatu Gold-Silver Telluride Deposit, Fiji: Comparisons with the Emperor Deposit NANCY L. SCHERBARTH*...The Tuvatu gold-silver telluride deposit with reserves of 13 t Au is the second largest gold deposit in...in Fiji after the large Emperor gold telluride deposit (production, and proven and probable reserves of...occur along the >250-km east-northeast–trending Viti Levu lineament. They are spatially associated with...4–4.6 Ma) and having a shoshonitic affinity. The gold mineralization in both deposits is spatially and | | Imai, Akira, Ohbuchi, Yukiko, Tanaka, Takayuki, Morita, Seiya, Yasunaga, Kentaro (2007) Characteristics of Porphyry Cu Mineralization at Waisoi (Namosi District), Viti Levu, Fiji. Resource Geology, 57 (4) 374-385 doi:10.1111/j.1751-3928.2007.00031.x | Journal (article/letter/editorial) | Mineralization at Waisoi (Namosi District), Viti Levu, Fiji Akira Imai1, Yukiko Ohbuchi1, Takayuki Tanaka2...porphyry Cu deposits at Waisoi in Namosi district, Viti Levu are separated into two deposits: the Waisoi East...associated with traces of molybdenite and native gold. Polyphase fluid inclusions in stockwork quartz...is, in a high-sulfidation environment. Keywords: Fiji, fluid inclusion, Namosi, porphyry Cu deposit, stockwork...in Namosi district, Viti Levu, are representative porphyrytype deposits in Fiji (Colley & Greenbaum, | | | Journal (article/letter/editorial) | Porphyry Cu-Style Mineralization, Navilawa Caldera, Fiji Nathan A. Forsythe 1 , Paul G. Spry 1, * 1 2 *...is the remnant of a shoshonitic volcano on Viti Levu, Fiji, and sits adjacent to the low-sulfidation Tuvatu...caldera occurs along the Viti Levu lineament, approximately 50 km SW of the Tavua caldera, which hosts the...the giant low-sulfidation Emperor epithermal Au–Te deposit. Both calderas host alkaline rocks of nearly...mineralization that occurred in multiple stages. The gold mineralization in these locations is spatially and | | | Journal (article/letter/editorial) | Kerr Addison-Chesterville, - 335 tonnes Au; Emperor, Fiji. ~ 120 tonnes Au). On the basis of well-defined...(Trinity Hall ) in 1968, worked for Consolidated Gold Fields Ltd, in Cornwall. After completing a Ph.D...in quartz vein and "albitite" intrusion areas per mine level suggest that the ore fluid and dyke magma...particularly of zoned polymetallic veins (see fig. 6.11 of Field and Fifarek, 1985 ). (e) H2S is a significant component...many epithermal Au-Ag systems (see fig. 6.12 of Field and Fifarek, 1985; and discussion) and therefore | | | Book (edition) | I. Groves Potassic Igneous Rocks and Associated Gold-Copper Mineralization Fourth Edition Mineral Resource...Groves • Potassic Igneous Rocks and Associated Gold-Copper Mineralization Fourth Edition 123 Daniel...association of these rocks with major epithermal gold and porphyry gold-copper deposits. In recent years, there...rocks with iron oxide copper-gold (IOCG) deposits, intrusion-related gold deposits (IRGDs), and possibly...possibly even Carlin-type gold deposits. Despite this current interest, there is no comprehensive textbook | | | Book (edition) | I. Groves Potassic Igneous Rocks and Associated Gold-Copper Mineralization Springer Authors Dr. Daniel...association of these rocks with major epithermal gold and porphyry gold-copper deposits. Despite this current interest...investigating their associations with a variety of gold and copper-gold deposits, worldwide. About twothirds of...Potassic Igneous Rocks as Considered in this Book Field Recognition of Potassic Igneous Rocks 3 Tectonic...Study: Potassic Alkaline Lamprophyres with Elevated Gold Concentrations from the Karinya Syncline, South | | | Book | I. Groves Potassic Igneous Rocks and Associated Gold-Copper Mineralization Second Updated and Enlarged...Miiller, Daniel: Potassic igneous rocks and associated gold copper mineralisation / Daniel Mt~ller ; David I...association of these rocks with major epithermal gold and porphyry gold-copper deposits. Despite this current interest...investigating their associations with a variety of gold and copper-gold deposits, worldwide. About twothirds of...Igneous Rocks as Considered in this Book . . . . . Field Recognition of Potassic Igneous Rocks . . . . . | | | Book (edition) | Potassic Igneous Rocks and Associated Gold-Copper Mineralization Springer Berlin Heidelberg New York...I. Groves Potassic Igneous Rocks and Associated Gold-Copper Mineralization 3rd, Updated and Enlarged...overview of the Bajo de la Alumbrera porphyry copper-gold deposit before the commencement of mining operations...Daniel, 1962 - Potassic igneous rocks and associated gold-copper mineralization / Daniel MUller, David I....ISBN-13:978-3-642-64075-9 (hardcover) 1. Rocks, Igneous. 2. Gold ores. 3. Copper ores. I. Title. II. Groves, D. I | | | Book (edition) | I. Groves Potassic Igneous Rocks and Associated Gold-Copper Mineralization Fifth Edition Mineral Resource...Groves • Potassic Igneous Rocks and Associated Gold-Copper Mineralization Fifth Edition 123 Daniel...association of these rocks with major epithermal gold and porphyry gold-copper deposits. Even more recently, there...copper-gold (IOCG) deposits, intrusion-related gold deposits (IRGDs) and even Carlin-type gold deposits...variety of both arc-related and non-arc gold and copper-gold deposits, worldwide. About one-third of | | | Journal (article/letter/editorial) | host rock types Island arc Island arc Island arc Gold Ridge, Solomon Islands Mt. Fatmalapa, Efate, Vanuatu...Cordilleran, South American section Emperor Mine, Vatukoula, Fiji E/V Tertiary Basalt and minor trachybasalt...Mexico E/V Tertiary Peregrina Mine,Guanajuato, Mexico El Cubo Mine,Guanajuato, Mexico Tayoltita, Durango...surface exposure, drill core or rock chips from mine crosscuts. No: total number of samples analysed...d w a t e r s o f m e t e o r i c o r i g i n (FIELD a n d FIFAREK, 1985; HAYBA et al., 1985; SILBERMAN | | Hooper, B., Heithersay, P. S., Mills, M. B., Lindhorst, J. W., Freyberg, J. (1996) Shoshonite‐hosted endeavour 48 porphyry copper‐gold deposit, Northparkes, central New South Wales. Australian Journal of Earth Sciences, 43 (3) 279-288 doi:10.1080/08120099608728255 | Journal (article/letter/editorial) | Shoshonite‐hosted endeavour 48 porphyry copper‐gold deposit, Northparkes, central New South Wales a...(1996) Shoshonite‐hosted endeavour 48 porphyry copper‐gold deposit, Northparkes, central New South Wales, Australian... Shoshonite-hosted Endeavour 48 porphyry copper-gold deposit, Northparkes, central New South Wales B...Parkes, NSW 2870, Australia. The Endeavour 48 copper-gold orebody is the most recent discovery in the Northparkes...48 deposit is a shoshonite-hosted porphyry copper-gold deposit. Mineralisation is associated with quartz | | | Journal (article/letter/editorial) | Geology Vol. 88, 1993, pp. 1017-1052 The PorgeraGold Mine, PapuaNew Guinea:MagmaticHydrothermalto EpithermalEvolutionof...reflectpartialoxidationof a fluidwith bulk (•34S • 4 per mil. Gold is suggested to havebeen transportedasa chloridecomplexin...1990 hasexceeded1 millionouncesAu per year. The mine alsocontainssubstantial reservesof • i i i , ....hydrothermalbreccias,containing abundantnative gold (Auø) and Au-Ag tellurides. These veins crosscut...pletionsof Ta, Nb, andTi in arcmagmas becomeunandhigh field strengthelementabundances, includ- stable.Conclusiveevidencefor | | | Journal (article/letter/editorial) | com/loi/tigr20 Geology and Geochemistry of the Dongping Gold Telluride Deposit, Heibei Province, North China...(1995) Geology and Geochemistry of the Dongping Gold Telluride Deposit, Heibei Province, North China...reserved. Geology and Geochemistry of the Dongping Gold Telluride Deposit, Heibei Province, North China...at 20:30 30 December 2014 Abstract The Dongping gold telluride deposit, located on the northern margin...the China-Korea platform, is one of the largest gold deposits in China. The deposit is spatially and | | | Journal (article/letter/editorial) | 28, 1993 Summary The Goonumbla porphyry copper-gold deposit in N.S.W., Australia, is hosted by late...magmatism was the source of mineralization. Copper-gold mineralization consists mainly of bornite, chalcopyrite...chalcocite and minor pyrite and tetrahedrite. Native gold occurs mainly as minute grains within silicates...propylitic alteration type. Thus, the porphyry copper-gold deposit in the Goonumbla district can be viewed...vereinzelt auftretendem Pyrit und Tetrahedrit. Gediegen Gold wird in der Regel nut als kleine Partikel innerhalb | | | Report (issue) | 2 osmium 190.2 iridium 192.2 platinum 195.1 gold 197.0 mercury 200.5 thallium 204.4 lead 207.2............................. R6 Iron Oxide-Copper-Gold Deposits............................................................................. R9 Orogenic Gold Deposits......................................................................... R11 Carlin-Type Gold Deposits..................................................................................... R15 Mine Waste Characteristics.......................... | | | Journal (article/letter/editorial) | Ludington Cripple Creek and other alkaline-related gold deposits in the southern Rocky Mountains, USA: in¯uence...vein, breccia, disseminated, skarn, and porphyry gold deposits form a belt in the southern Rocky Mountains...(CMB). Other alkaline igneous rocks and associated gold deposits formed later, during the transition from...important factor in the formation of all of the gold deposits was the near-surface emplacement of relatively...USA magmas may have resulted in more productive gold deposits due to more ecient magmatic-hydrothermal | | Fornadel, Andrew P., Voudouris, Panagiotis Ch., Spry, Paul G., Melfos, Vasilios (2012) Mineralogical, stable isotope, and fluid inclusion studies of spatially related porphyry Cu and epithermal Au-Te mineralization, Fakos Peninsula, Limnos Island, Greece. Mineralogy and Petrology, 105 (1) 85-111 doi:10.1007/s00710-012-0196-8 | Journal (article/letter/editorial) | later high- to intermediatesulfidation epithermal gold system. This style of mineralization is similar...sediment-hosted gold, lowto high-sulfidation epithermal gold, intrusion-related gold, and porphyry Cu±Mo±Au...altered to white mica and, in places, spherulitic sericite. The sample of a dark-colored, porphyritic quartz...occurs in monomineralic veinlets crosscutting sericite-tourmaline altered monzonite and likely belongs...and 3 veins are spatially associated with quartz-sericite-tourmaline-pyrite alteration. Stage 2 mineralization | | | Journal (article/letter/editorial) | MINERALOGY OF THE BELLEROPHON-NELSON TELLURIDE-BEARING GOLD DEPOSIT, ST. IVES CAMP, YILGARN CRATON, WESTERN...discovered Bellerophon-Nelson telluride-bearing gold deposit at the St. Ives camp, Western Australia...Stages II and III contain economic gold mineralization, and the gold grains are strongly associated with...surround the mineralized veins, and trace amounts of gold precipitated in these altered rocks. The albite...have similar occurrences to native gold. In addition to native gold, telluride and sulfosalt minerals | | Zhang, Lianchang, Liu, Tiebing, Shen, Yuanchao, Zeng, Qingdong, Li, Guanming (2003) Structure, Isotopes, and 40Ar/39Ar Dating of the Pengjiakuang Gold Deposit, Mesozoic Jiaolai Basin, Eastern China. International Geology Review, 45 (8) 691-711 doi:10.2747/0020-6814.45.8.691 | Journal (article/letter/editorial) | Isotopes, and Ar/ Ar Dating of the Pengjiakuang Gold Deposit, Mesozoic Jiaolai Basin, Eastern China a...Isotopes, and Ar/ Ar Dating of the Pengjiakuang Gold Deposit, Mesozoic Jiaolai Basin, Eastern China,...Isotopes, and 40Ar/39Ar Dating of the Pengjiakuang Gold Deposit, Mesozoic Jiaolai Basin, Eastern China LIANCHANG...at 19:56 24 May 2014 Abstract The Pengjiakuang gold deposit, located on the northeastern margin of the...up of gold-bearing breccia, cataclastic rocks, and sulfide-quartz veins in lenses and veins. Gold ores |
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