 | | 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 āāinvisibleāā 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) | | assemblages............................... Conclusions Vatukoula PACE 1460 ....................................ite Coloradoite-calaverite-petzite Coloradoite-gold Sylvanite-hessite Petzite-sylvanite-hessite It...similarreasoningappliesto the presenceof suchtelluridesas altaite,tetradymite,nagyagiteand melonite. (b) The requirementsof...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 |  | | 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) | | 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,ā Department of Geological and Atmospheric...Canada N6G 4X8 Abstract Gold is found in three different forms in the Emperor gold deposit: as āinvisibleā...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-northeastātrending Viti Levu lineament. They are spatially associated with...4ā4.6 Ma) and having a shoshonitic affinity. The gold mineralization in both deposits is spatially and |  | | 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 |  | | Journal (article/letter/editorial) | | University] at 23:14 19 October 2014 Vindicator Mine, Cripple Creek, Teller County, Colorado I n terms...specimens of essentially massive gold tellurides associated with coarse native gold. Cripple Creek, on the other...that resemble cuneiform characters. Sylvanite is gold-silver telluride with the composition (Au,Ag)2Te4...published analyses commonly show minor variations in the gold and silver content, and the presence of such other...Sylvanite alters to loosely coherent pseudomorphs of gold. Sylvanite is almost unknown in the eastern United |  | | Report (issue) | | fumaroles. Association: carbonates. Gold, sylvanite, empressite, altaite, pyrite, galena, alabandite, barite...Peninsula, Russia. Large cleavages at the Kochbulak gold deposit, Chatkal-Kuramin Mountains, eastern Uzbekistan...Magnolia, Gold Hill, Ballarat, and Central districts, Boulder Co.; and at the Vulcan mine, Gunnison Co...Moctezuma (Bambolla) mine, 12 km south of Moctezuma, Sonora, Mexico. From the El Indio mine, east of La Serena...Australia. In the Teine mine, northwest of Sapporo, Hokkaido, and in the Kawazu mine, near Sizewka, Shizuoka |  | | Report (issue) | | Sphalerite group. Association: Altaite, calaverite, krennerite, petzite, gold, pyrite, chalcopyrite, sphalerite...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 |  | | Report (issue) | | Z = 16 X-ray Powder Pattern: Empress Josephine mine, Colorado, USA. 2.70 (100), 2.23 (80), 3.81 (60)...100.53 100.7 100.1 100.00 (1) Empress Josephine mine, Colorado, USA; average of two analyses, corresponding...Te1.00 . (4) AgTe. Occurrence: In low-temperature gold-poor hydrothermal vein deposits. Association: Tellurium...petzite, hessite, rickardite, altaite, galena (Empress Josephine mine, Colorado, USA); pyrite, rodalquilarite...rodalquilarite (Tombstone, Arizona, USA); gold, tellurium, hessite, petzite, rickardite (Pitman, Canada). |  | | Report (issue) | | Total 99.62 100.00 100.30 100.00 (1) Zavodinskii mine, Kazakhstan. (2) San SebastiaĢn, Mexico. (3) BotesĢ§...Association: Calaverite, sylvanite, altaite, petzite, empressite, rickardite, gold, tellurium, pyrite, galena...from the Zavodinskii mine, near Ziryanovsk, Altai Mountains. In the Bereznyakov gold deposit and the Yaman-Kasy...Australia. In the Emperor mine, Vatukoula, and in the Tuvatu AuāAgāTe deposit, Viti Levu, Fiji Islands. At...Occidental, Phillipines. In Chile, from the Condorriaco mine, near Coquimbo, and in the Wendy open pit, El Indio-Tambo |  | | Report (issue) | | mediumand high-temperature deposits. Association: Altaite, coloradoite, krennerite, rickardite, other tellurides...Co.; at the Spotted Horse mine, Maiden, Fergus Co., and the Mayflower mine, Tobacco Root Mountains, Madison...Teller Co.; the Central City district, Gilpin Co.; Gold Hill, Boulder Co.; and the Bessie G and Mayday mines...the San Francisco mine, 145 km north of Hermosillo, Sonora, Mexico. At the El Indio mine, east of La Serena...and in the Hemlo gold deposit, Thunder Bay district, Ontario; and the Robb-Montbray mine, Quebec, Canada |  | | 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 )Ī£=1.01 Te2.00 . (2) Strathcona mine, Canada;...NiāCuāPGE magmatic sulfide deposits. Association: Altaite, petzite, hessite, calaverite, coloradoite, krennerite...krennerite, tellurobismuthite, montbrayite, gold, pyrite, chalcopyrite, pentlandite, pyrrhotite. Distribution:...Calaveras Co., and the Jamestown mine, Tuolumne Co.; in Colorado, at the Cresson mine, Cripple Creek, Teller Co |  | | Journal (article/letter/editorial) | | MAY-JUNE, 1970 NEW ELECTRON PROBE AND OPTICAL DATA ON GOLD TELLURIDES of Geology,University E. F. Sfuuprt,...variations in specimens from difierent deposits. Gold contents are frequently higher than suggested by...Spectral reflectivity values increase with increasing gold content In spite of deviations from stoichiometry...correction procedure. Pure elements as well as synthetic gold and silver tellurides, kindly made available by...Cripple Creek, Colorado, and from the Emperor Mine, Vatukoula, Fiji. Figure 1 illustrates a telluride associa- |  | | Journal (article/letter/editorial) | | the low-sulfidation epithermal Emperor gold deposit, Vatukoula, Fijiāā (2003) by D. W. Pals and P. G...paper on telluride mineralogy in the Emperor gold mine in Fiji, Pals and Spry (2003) referred several...distribution of individual tellurides in the Emperor mine, Pals and Spry (2003, pp 302ā304) noted that...that, in a general sense, I had found that the gold-rich assemblage calaverite-krennerite-sylvanite occurred...the silver-rich assemblage petzitehessite-native gold extended down to deeper levels. They then commented |  | | Journal (issue) | | . . . . 277 by D. London The Emperor mine, Vatukoula, Viti Levu, Fiji . . . . . . . . . . . . . . ....sale of the book. The first print, entitled āThe Mine with the Iron Door,ā 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)...ārunnerā is someone who ārunsā with minerals from the mine or other exposure to dealers, to sell specimens |  | | Journal (article/letter/editorial) | | of native gold and electrum, the gold telluride calaverite may well be the most important gold ore mineral...development of all other Colorado gold districts. Unlike most gold deposits, weathering of those characterized...fine-grained and dull, mustard-colored secondary gold that is disbursed as tiny particles as the individual...most exciting gold occurrences are either dominated by or contain significant amounts of gold tellurides...tellurides. Sylvanite, another important gold telluride, was featured in a previous Connoisseurās Choice (Cook |  | | Journal (article/letter/editorial) | | 1007/s00710-006-0128-6 The goldāvanadiumātellurium association at the Tuvatu goldāsilver prospect, Fiji: conditions...Cook Summary The Tuvatu goldātelluride prospect is one of several epithermal gold systems along the >250...>250 km northeast trending Viti Levu lineament, Fiji, which are genetically associated with alkalic magmatism...conditions of formation of the telluride-native gold stage at Tuvatu (250 C, Au Ā¼ 1 ppb, Te Ā¼ 1...coexistence of roscoelite and calaverite in epithermal gold systems elsewhere. The presence of magnetite with |  | | 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.......................... |  | Sung, Y.-H., Ciobanu, C. L., Pring, A., BrĆ¼gger, J., Skinner, W., Cook, N. J., Nugus, M. (2007) Tellurides from Sunrise Dam gold deposit, Yilgarn Craton, Western Australia: a new occurrence of nagyĆ”gite. Mineralogy and Petrology, 91 (3) 249-270 doi:10.1007/s00710-007-0199-z | Journal (article/letter/editorial) | | in The Netherlands Tellurides from Sunrise Dam gold deposit, Yilgarn Craton, Western Australia: a new...University of Oslo, Oslo, Norway 5 Sunrise Dam Gold Mine, AngloGold Ashanti Ltd, Laverton, Australia 2...eight tellurides (hessite, petzite, calaverite, altaite, tellurantimony (and Bi-bearing tellurantimony)...and post-D4 veinlets in the world-class orogenic gold deposit at Sunrise Dam, Eastern Goldfields Province...association of telluride assemblages and native gold is interpreted in terms of remobilization of ore |  | | 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...tellurobismuthite, and altaite, and these minerals have similar occurrences to native gold. In addition to native |  | | Journal (article/letter/editorial) | | enriched in tellurides which, in addition to native gold and electrum, represent major carriers of precious...transition for several systems is indicated by field relations and by the presence of key minerals (Pb-...Hessite, stā¬utzite, sylvanite, petzite, coloradoite, altaite, unnamed Ag-sulfotelluride, native tellurium and...galena. The presence of hessite, goldfieldite, native gold and enargite or famatinite suggests deposition at...metal tellurides are commonly associated with native gold in various deposits of the porphyry-epithermal continuum |  | | Journal (article/letter/editorial) | | Petrol DOI 10.1007/s00710-014-0334-6 ORIGINAL PAPER Gold-telluride-sulfide association in the Sandaowanzi...Springer-Verlag Wien 2014 Abstract The Sandaowanzi gold-telluride deposit, with a total reserve of ā„25 t...sylvanite and to a lesser extent, hessite, calaverite, altaite, unnamed telluride (Au 1.8 Ag 0.2 Te), krennerite...ā9.43, logĪ±Au+(aq)/ Ī±Ag+(aq) =ā6.87 to ā6.56, and gold is mostly scavenged from a HTeā-dominant ore-forming...magmatic-hydrothermal mineral deposits, especially in epithermal gold deposits which are temporally and spatially associated |  | | Journal (article/letter/editorial) | | microscope analyses, hessite, petzite, sylvanite, altaite, stā¬utzite and native tellurium occur in the St...galena and native gold=electrum. The St Demetrios mineralization includes hessite, altaite, stā¬utzite, and...enargite, chalcopyrite, goldfieldite, and native gold. Tellurides were deposited at logfTe2 values of...and Ag-bearing tellurides, together with native gold. The Kassiteres-Sappes area occurs about 25 km NW...is one of the most promising districts for future gold exploitation in Greece. Exploration activities by |  | 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) | | (AuTe2), coloradoite (HgTe), petzite (Ag3AuTe2), altaite (PbTe) and native Au. Pyrite trace element mapping...Porgera and Ladolam (Papua New Guinea) and Vatukoula (Fiji) (Richards and Kerrich, 1993; Kelley et al...commonly classified as an āalkaline-hostedā or āgold-tellurideā 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 |
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