 | | 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...the intersectionof the Nasivishearzoneandthe Viti Levu lineament,the 4.4 M oz adularia-sericite-style |  | | 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...minorpyrite,tellurides,gold,sphalerite,arsenopyrite,chalcopyrite,tetrahedrite, galena,dolomite,calcite,andmica...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) | | 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) | | 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 (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) | | 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) | | 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) | | 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) | | 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 Au–Ag–Te deposit (Mayflower mine, Montana...between alkaline intrusives and sediments (Gies mine, Montana, USA). Association: Silver, acanthite,...pyrite, sphalerite, dolomite, quartz (Moctezuma mine, Mexico); tetrahedrite, hessite, gold, sphalerite (Mayflower |  | | 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 |  | | Journal (article/letter/editorial) | | the low-sulfidation epithermal Emperor gold deposit, Vatukoula, Fiji’’ (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 302–304) 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 |  | | 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 |  | | 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) | | 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 Connoisseur’s Choice (Cook |  | | 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) | | National University] at 06:43 31 December 2014 mine in Colorado, and they found virtually the entire...sphalerite, pyrite, acanthite, bornite, calcite, dolomite, siderite, barite, fluorite, and quartz. Associates...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 |  | 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 |  | | Report (issue) | | British Solomon Islands Protectorate • • 167 • • • • Fiji • • • • • • • • 170 • • • • • Guyana • • • • • 173...the Geological Survey . . . Department at Suva, Fiji . Fig. 1 Availability of one-inch geological maps...the earth sciences can be undertaken in a broader field than hitherto. Both the former surveys have, in...the earth sciences, especially in the economic field. The scientific and technical work of the Institute...Tanzania. 1. The Geological Map of Great Britain A. FIELD INVESTIGATIONS During the year 1966, the primary |  | | 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 |  | Sung, Y.-H., Ciobanu, C. L., Pring, A., Brügger, J., Skinner, W., Cook, N. J., Nugus, M. (2007) Tellurides from Sunrise Dam gold deposit, Yilgarn Craton, Western Australia: a new occurrence of nagyágite. 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...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...products, have implications for ore processing and gold recovery, as well as for the genetic interpretation |  | | Journal (article/letter/editorial) | | collected from the spoil tips of the abandoned Bambolla mine, Moctezuma, Sonora (Mexico). It was described as...have been found in several occurrences [Zyranov gold deposit, Russia (Aksenov et al., 1969), Ivigtut... Greenland (Karup-Møller and Pauly, 1979), Gies gold–silver telluride deposit, Montana (Zhang and Spry...Spry, 1994; Spry and Thieben, 1996), Mayflower gold–silver telluride deposit, Montana (Spry and Thieben...specimen was collected by the late Alan Criddle on a field excursion to the Sonora Desert 1214 led by the |  | Hu, H.-B., Mao, J.-W., Niu, S.-Y., Li, Y.-F., Li, M.-W. (2006) Geology and geochemistry of telluride-bearing Au deposits in the Pingyi area, Western Shandong, China. Mineralogy and Petrology, 87 (3) 209-240 doi:10.1007/s00710-006-0126-8 | Journal (article/letter/editorial) | | handling: C. L. Ciobanu Summary Telluride-bearing gold deposits of the Pingyi area, western Shandong, China...within rocks of the Tongshi complex and Ordovician dolomite. The mineralization is controlled by an E–W-trending...hosted within dolomitic limestone, micrite and dolomite of the Early-Middle Cambrian Changqing Group....formed in the Jurassic. The principal gold minerals are native gold, electrum and calaverite. Wall-rock...equiv. The 34S values of pyrite associated with gold mineralization exhibit a narrow range of 0.71 to |  | | 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 |
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