 | | 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) | | the low-sulfidation epithermal Emperor gold deposit, Vatukoula, Fiji D. W. Pals and P. G. Spry Department...The epithermal, low sulfidation Emperor gold telluride deposit in Fiji, hosted by Late Miocene-Early Pliocene...western flank of the Tavua Caldera. Gold is largely in the form of ‘‘invisible’’ gold in arsenian pyrite...pyrite but 10 to 50% of gold is in the form of precious metal tellurides. Gold mineralization occurs in steeply...where the flatmake intersects steep structures. Gold-rich tellurides preceded the formation of silver-rich |  | | 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...alteration. INTRODUCTION The gold-silver telluride lodes at the Emperor mine are typical of epithermal deposits |  | | 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 (issue) | | 8(1):3-8 Secondary copper minerals of the Crusader mine, north-west Queensland. Sharpe, James L. and Williams...suite of secondary minerals from the Nifty copper mine, Western Australia. Downes, P.J., Shields, P. and...7(1 ): 19-26 • Kasolite from the British Empire mine, Arkaroola, South Australia. Plimer, Ian R., Besley...Marshall, Brian. 7(1):3-13 Minerals ofthe Vatukoula gold mines, Fiji. Lawrence, Laurie J., Sharpe, James L...Prince Lyell Mine, Mt Lyell, Queenstown 7(2):82-83W Red Lead Mine, Dundas 7(1}:37W Renison Mine 7(l):37W |  | | Journal (article/letter/editorial) | | assemblages............................... Conclusions Vatukoula PACE 1460 ....................................ite Coloradoite-calaverite-petzite Coloradoite-gold Sylvanite-hessite Petzite-sylvanite-hessite It...Tellurium-empressite Tellurium-sylvanite Calaverite-gold Empressite-hessite Hessite-silver Instead,one wouldexpectto...Sylvanite-hessite Sylvanite-empressite Petzite-hessite Gold-hessite Gold-petzite The close correlationbetween these...Coloradoire--gold Sylvanite•petzite Sylvanite--empressite Sylvanite•hessite Coloradoite•gold--petzite C |  | | Journal (article/letter/editorial) | | epithermal and orogenic gold deposits: application to the Emperor gold-telluride deposit, Fiji Andrew P. Fornadel...epithermal and orogenic gold deposits: application to the Emperor gold-telluride deposit, Fiji, Ore Geology Reviews...epithermal and orogenic gold deposits: application to the Emperor gold-telluride deposit, Fiji Andrew P. Fornadela...Tellurides; Native tellurium; Emperor deposit; Fiji; Epithermal gold deposits; orogenic gold deposits 1 ABSTRACT...the alkaline igneous rock-related Emperor gold telluride deposit, Fiji. Based on similarities in the geologic |  | 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, |  | | Report (issue) | | krennerite, petzite, gold, pyrite, chalcopyrite, sphalerite, galena, pyrrhotite, tetrahedrite–tennantite...Distribution: In the USA, in Colorado, at the Good Hope mine, Vulcan, Gunnison Co.; in the La Plata district...the Cresson mine, Cripple Creek district, Teller Co.; in California, at the Norwegian mine, near Tuttletown...Tuttletown, and the Jamestown mine, Tuolumne Co.; in Nevada, at the Twin Creeks and Getchell mines, Potosi...Potosi district, Humboldt Co.; from the Outlaw mine, Round Mountain district, Nye Co.; and at the Gus Schave |  | | 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 |  | | Report (issue) | | 5.265 Z=1 X-ray Powder Pattern: Robb-Montbray mine, Canada. 2.82 (100), 1.549 (60), 2.06 (50), 1.918...Stanislaus mine, California, USA; corresponding to (Ni0.99 Ag0.02 )Σ=1.01 Te2.00 . (2) Strathcona mine, Canada;...tellurobismuthite, montbrayite, gold, pyrite, chalcopyrite, pentlandite, pyrrhotite. Distribution: In the USA...Calaveras Co., and the Jamestown mine, Tuolumne Co.; in Colorado, at the Cresson mine, Cripple Creek, Teller Co...from the Campbell mine, Bisbee, Cochise Co. In Ontario, Canada, from the Strathcona mine at Sudbury; in |  | | Journal (issue) | | . . . . 277 by D. London The Emperor mine, Vatukoula, Viti Levu, Fiji . . . . . . . . . . . . . . ....sale of the book. The first print, entitled “The Mine with the Iron Door,” depicts a fantasy underground...underground collecting scene at the famous lost gold mine in the Catalina Mountains above Tucson. The print was...scene at the Old uma mine near Tucson (appropriate, inasmuch as he wrote the Old uma mine chapter in the book)...“runner” is someone who “runs” with minerals from the mine or other exposure to dealers, to sell specimens |  | | 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 |  | Zhao, J., Brugger, J., Xia, F., Ngothai, Y., Chen, G., Pring, A. (2013) Dissolution-reprecipitation vs. solid-state diffusion: Mechanism of mineral transformations in sylvanite, (AuAg)2Te4, under hydrothermal conditions. American Mineralogist, 98 (1) 19-32 doi:10.2138/am.2013.4209 | Journal (article/letter/editorial) | | pre-treatment of telluride-rich gold ores. Keywords: Sylvanite, gold, dissolution-reprecipitation, exsolution...as porphyry copper systems or intrusion-related gold deposits, The importance of interface-coupled dissolution...some Ag and Cu sulfides, selenides, and tellurides. Gold and Au-Ag tellurides are important accessory minerals...showed that calaverite, AuTe2, can be transformed to gold over a wide range of hydrothermal conditions. At...pseudomorphic manner via a coupled calaverite dissolution–gold precipitation mechanism, with calaverite dissolution |  | | Report (Issue volume) | | of Reference: I. To keep under review the whole field of research on geology and geophysics including...respect of requests for technical assistance in that field. The position that the organisation has held for...Appointments: These contract posts are mainly for you11g field geologists to serve in the geological survey departments...Tanganyika 6, Uganda 6, Nyasaland 3, Jamaica 2, Fiji 2, British Guiana 2, Bechuanaland 1, British Solomon...1� Sierra Leone 1. 1965 19 British Guiana 2, Fiji 1, Jamaica 1, Kenya 1, Sierra Leone I, Swaziland |  | | 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 | | 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 . . . . . |  | | 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.......................... |  | | 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) | | 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 |  | Keith, Manuel, Smith, Daniel J., Doyle, Keiran, Holwell, David A., Jenkin, Gawen R.T., Barry, Tiffany L., Becker, Joseph, Rampe, Jason (2020) Pyrite chemistry: A new window into Au-Te ore-forming processes in alkaline epithermal districts, Cripple Creek, Colorado. Geochimica et Cosmochimica Acta, 274. 172-191 doi:10.1016/j.gca.2020.01.056 | Journal (article/letter/editorial) | | Porgera and Ladolam (Papua New Guinea) and Vatukoula (Fiji) (Richards and Kerrich, 1993; Kelley et al...commonly classified as an “alkaline-hosted” or “gold-telluride” sub-group of low-sulfidation epithermal...salinity and higher oxidation states (stability field of hematite and pyrite) enhancing the mobilization...(2) Cresson (Ruby stockpile) and (3) the historic mine site of Vindicator Valley (Fig. 1). The sample set...electronic supplement (electronic supplement, Table A4). Gold was analyzed by a number of methods (XRF, Leicester; |  | | Journal (article/letter/editorial) | | National University] at 06:43 31 December 2014 mine in Colorado, and they found virtually the entire...tetrahedrite and pyrite specimen from the Anchor mine, Park City, Utah. The specimen was in the stock...examples at the present time are from the Sweet Home mine, near Alma, Park County, Colorado, where it occurs...with enargite and fluorite come from the Longfellow mine, Red Mountain district, San Juan County (D. Bunk...argentiferous tetrahedrite. The Freeland-Lamartine mine, near Idaho Springs, Clear Creek County, has also |  | | Journal (article/letter/editorial) | | 72(4), pp. 953–970 Gold-bismuth-telluride-sulphide assemblages at the Viceroy Mine, Harare-Bindura-Shamva...Accepted 15 October 2008] ABSTR ACT Gold mineralization at the Viceroy Mine is hosted in extensional veins...metabasalts of the Archaean Arcturus Formation. The gold mineralization is generally made up of banded or...(Bi6Te2S), bismuthinite (Bi2S3), native Bi, native gold, maldonite (Au2Bi), and jonassonite (AuBi5S4). The...342ºC, in the normal range of mesothermal, orogenic gold deposits worldwide. However, melting temperatures |
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