| | 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 ââinvisibleââ 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) | 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...dominantly quartzwith minorpyrite,tellurides,gold,sphalerite,arsenopyrite,chalcopyrite,tetrahedrite, galena...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) | Wallârock alteration at the Emperor goldâsilver telluride deposit, Fiji a M. Ahmad & J. L. Walshe b...Wallârock alteration at the Emperor goldâsilver 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 (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 Sylvaniteâ˘petzite Sylvanite--empressite Sylvaniteâ˘hessite Coloradoiteâ˘gold--petzite C | | | 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,â Department of Geological and Atmospheric...Canada N6G 4X8 Abstract Gold is found in three different forms in the Emperor gold deposit: as âinvisibleâ...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) | 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) | 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-northeastâtrending Viti Levu lineament. They are spatially associated with...4â4.6 Ma) and having a shoshonitic affinity. The gold mineralization in both deposits is spatially and | | | 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 AuâTe 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) | 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) | Mineral Group: Sphalerite group. Association: Altaite, calaverite, krennerite, petzite, gold, pyrite, chalcopyrite...chalcopyrite, sphalerite, galena, pyrrhotite, tetrahedriteâtennantite. Distribution: In the USA, in Colorado...Colorado, at the Good Hope mine, Vulcan, Gunnison Co.; in the La Plata district, La Plata Co.; and at...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 | | | Journal (issue) | . . . . 277 by D. London The Emperor mine, Vatukoula, Viti Levu, Fiji . . . . . . . . . . . . . . ....sale of the book. The first print, entitled âThe Mine with the Iron Door,â 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)...ârunnerâ is someone who ârunsâ with minerals from the mine or other exposure to dealers, to sell specimens | | | Report (issue) | 12.726(6) Z = 2 X-ray Powder Pattern: Moctezuma mine, Mexico. 2.936 (100), 12.7 (70), 2.608 (35), 2.158...10 7.20 Total 100.0 99.06 100.00 (1) Moctezuma mine, Mexico; by electron microprobe, average of 14 analyses...(Moctezuma mine, Mexico); in a limestone-hosted disseminated AuâAgâTe deposit (Mayflower mine, Montana...(Gies mine, Montana, USA). Association: Silver, acanthite, hessite, cervelleite, pyrite, sphalerite, dolomite...quartz (Moctezuma mine, Mexico); tetrahedrite, hessite, gold, sphalerite (Mayflower mine, Montana, USA); | | | Report (issue) | pyrite, arsenopyrite, tetrahedrite, tennantite, sphalerite, stibnite, other sulfides. Distribution: In the...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 | | | Journal (article/letter/editorial) | the low-sulfidation epithermal Emperor gold deposit, Vatukoula, Fijiââ (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 302â304) 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 | | | 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 | | Orovan, Evan A., Cooke, David R., Harris, Anthony C., Ackerman, Ben, Lawlis, Erin (2018) Geology and Isotope Geochemistry of the Wainaulo Cu-Au Porphyry Deposit, Namosi District, Fiji. Economic Geology, 113 (1) 133-161 doi:10.5382/econgeo.2018.4546 | Journal (article/letter/editorial) | Wainaulo Cu-Au Porphyry Deposit, Namosi District, Fiji* Evan A. Orovan,1,2,â David R. Cooke,1,2 Anthony...Wainaulo Cu-Au porphyry deposit of the Namosi district, Fiji, hosts distinct styles of alteration and mineralization...part of the Namosi district in southeast Viti Levu Island, Fiji. The district is confined within the Special...Au1 B N 2.5 km Vanua Levu Yasawa Islands 1 2 3 Taveuni 4 17°S Emperor 9.88 Moz Au N 100 km...purple rectangle; approximate field of view for B) in the southeast of Viti Levu Island. Other major mineral | | | 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 | | | Journal (article/letter/editorial) | 1007/s00710-006-0128-6 The goldâvanadiumâtellurium association at the Tuvatu goldâsilver prospect, Fiji: conditions...Cook Summary The Tuvatu goldâtelluride 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 Âź 1 ppb, Te Âź 1...coexistence of roscoelite and calaverite in epithermal gold systems elsewhere. The presence of magnetite with | | | 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 | | | Journal (article/letter/editorial) | Geology Vol. 88, 1993, pp. 1017-1052 The PorgeraGold Mine, PapuaNew Guinea:MagmaticHydrothermalto EpithermalEvolutionof...Porgeramagmaticwaters.Isotopiccompositions of vein pyrite,sphalerite,andgalena(â˘348= 2.4-5.4%0)showa similarrangeto...reflectpartialoxidationof a fluidwith bulk (â˘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 | | | 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...1ďż˝ Sierra Leone 1. 1965 19 British Guiana 2, Fiji 1, Jamaica 1, Kenya 1, Sierra Leone I, Swaziland | | | 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 Connoisseurâs Choice (Cook |
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