 | | 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) | | 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) | | 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) | | 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 |  | | 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) | | minerals Article Types of Tellurium Mineralization of Gold Deposits of the Aldan Shield (Southern Yakutia,...mineralization of gold ore deposits of the Aldan Shield are systematized and generalized. The gold content is...occurred at the very late stages of the generation of gold mineralization of all existing types of metasomatic...Au-Ag-Te. Gold is not only in an invisible state in sulfides and in the form of native gold of different...calaverite, sylvanite, krennerite and petzite. In the gold deposits of the Aldan Shield, three mineral types |  | Sykora, Stephanie, Selley, David, Cooke, David R., Harris, Anthony C. (2018) The Structure and Significance of Anhydrite-Bearing Vein Arrays, Lienetz Orebody, Lihir Gold Deposit, Papua New Guinea. Economic Geology, 113 (1) 237-270 doi:10.5382/econgeo.2018.4550 | Journal (article/letter/editorial) | | Anhydrite-Bearing Vein Arrays, Lienetz Orebody, Lihir Gold Deposit, Papua New Guinea* Stephanie Sykora,1, 2...possibly reflecting the greater control of far field tectonic stresses and instabilities in the shallow... 240 SYKORA ET AL. A 450 000 E 460 000 E B N mine 9 660 000 N (θ = +7°) B 9 650 000 N e is r...Lihir Au deposit within the Luise amphitheater. Gold grades are from 3-D isosurfaces projected to 100...al., 1990; Carman, 1994; Blackwell, 2010). Lihir Gold Deposit: Evolution and Alteration Zones The Lihir |  | | Journal (issue) | | RESIDUES Containing GOLD, SILVER, PLATINUM, COPPER, TIN, ZINC, LEAD REFRACTORY GOLD CONCE'NTRATES etc... 78 Nigeria . ⢠⢠⢠⢠⢠⢠⢠⢠⢠80 Gold Coast . ⢠⢠⢠⢠⢠⢠⢠81 ⢠⢠⢠⢠â˘...Honduras ⢠Jamaica ⢠Leeward Islands ⢠⢠⢠⢠Fiji ⢠⢠⢠⌠⢠⢠British Solomon Islands Protectorate...Zircons from nepheline-syenite-gneiss, south of Mine Camp, Tambane apparent ages of four samples: 515...from an albite-aegirine rocl( 2 miles north-west of Mine Camp, Tambane apparent age: 542 m.y. Average apparentage |  | | Book | | Papua-New Guinea (speci fically Bougainville), and Fiji. Cyprus, Ceylon, the Philippines, and Japan are...27 Tasmania 13 New Zealand 2 Bougainville.... 1 Fiji 1 New Caledonia... 2 46 102 At the head of each...Boettcher, T. J. Casadevall, Peter Deines, D. P. Gold, D. M. Kerrick, M. L. Keith, A. W. Rose, C. P. Thornton...50, p. 164-168 Heim, Î., 1 9 3 4 , The molybdenum mine at Azegour: Soc. Econ. Geol., v. 29, p. 76-83..., Allanite et epidote dans des corneennes de la mine d'Azegour, Haut-Atlas: Serv. Geol. Maroc. Notes |  | | Journal (article/letter/editorial) | | alteration evidence for two gold mineralisation events at the New Celebration gold deposits in Western Australia...alteration evidence for two gold mineralisation events at the New Celebration gold deposits in Western Australia...alteration evidence for two gold mineralisation events at the New Celebration gold deposits in Western Australia...at 14:16 15 February 2015 2 The New Celebration gold deposits (2 Moz Au) are located within the Boulder...Eastern Goldfields Province, Western Australia. The gold deposits are hosted by ultramafic rocks (komatiite) |  | | Journal (article/letter/editorial) | | when in amounts as present in acical formula for tremolite, actinolite and tinolite, black. Ferrous hydroxide...4 - OH) gives it colors of yellow and On) 2 - Tremolite has very little if any brown. If any ferric iron...Jadeite was very valuable, a piece being worth as much gold as two mules could carry. The source of this Central...were albite, nepheline, pectolite, actinolite, tremolite, chlorite, natrolite, 2oisite, sphene, garnet...nearby and only women were allowed to hunt for it and mine it. Marco Polo mentioned Khotan and Yorkand in his |  | | Journal (issue) | | access to luxury. These items take precedence over gold and gemstone jewelry. Having said that, there has...public, will only drive young consumers away from gold and genuine gemstone jewelry. Instead, they may...(28.88 cts), kiteshaped diamonds, in platinum and gold setting. Christieâs: CHF2,850,000. 8. "The Spirit...diamond ring, Kashmir, no heat, no enhancement, in gold setting. Christie's: CHF725,000. 15. Sapphire necklace...Japan and Munich, and Germany since Saulo Feliz (mine manager), along with the President of the 1994, |  | | Journal (issue) | | ...... ........................................ GOLD PLACERS OF THE HAINA RIVER IN THE DOMINICAN REPUBLIC................................................. FIELD MUSEUM¡ COLLECTS THUNDER EGGS.....................actinolite and and sometimes yellowish brown, or tremolite, this alteration is more of ~ pale yellow. It...chemical change-of the common amphibole varieties, tremolite and actinolite. It is usually hydrous, quite light...even to mention 3 Dana, James D ., Mâ˘n1111l of Mine,11/ogy, New Haven, \870, p. 1~4. 4 The quarry is |  | | Journal (article/letter/editorial) | | and mineralogical studies of the Acupan gold mine, a large gold-silver-tellurium-bearing low-sulfidation...similar to those observed in shallow levels of the mine and in deep-level, late-stage barren vein fill....from adularia-carbonate vein assemblages in deep mine levels to sericite-bearing assemblages in shallow...low-sulfidation epithermal environments, using the Acupan gold deposit, Philippines, as a case study. â Corresponding...(1989) emphasized the importance of boiling for gold deposition, based on the results of their equilibrium |  | | Report (issue) | | Overseas ⢠British Solomon Islands Protectorate ⢠⢠⢠Fiji ⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠New Hebrides ⢠⢠⢠⢠⢠⢠⢠Swaziland...20 REPORT OF THE DIRECTOR ⢠⢠⢠⢠page 2. FIELD INVESTIGATIONS 3. SPECIALIST INVESTIGATIONS Geochemical...further. There are two main groups, undertaking Field Investigations and Specialist Investigations, responsible...the Geological ďż˝Iuseum forms a third main group. Field Investigations are carried out by the Geological...interpretation of seismological records, to mount field operations, and to improve services to the public |  | | Journal (issue) | | practically nothing is known. It is m a d e of chased gold and exceptionally richly jewelled. T h e overall...Historical Museum of Basle, Switzerland) of the gold aigrette looted from the tent of the Duke of Burgundy...Lumachelle can hardly be collected from an 71 abandoned mine, while true odontolite is seldom seen. A major source...scheelite, staurolite, willemite, a n d clear tremolite, probably would qualify as rare gems for most...Shahjahan a n d Aurangzeb. With the death of the last Emperor, the dynasty began disintegrating. It was during |  | | Journal (issue) | | :Refugio Jlline Famous mineral localities: The Refugio mine, Municipio de Choix, Sinaloa, Mexico .............Front Cover Smithsonite, 4 cm wide, from the Refugio mine, Choix, Sinaloa, Mexico. William Dameron collection;...that were collected and stored more carefully. The mine is still being actively worked today, as the city...6) San Pedro Corralitos, Amatitlan, San Francisco mine Mexico V.¡ (2008, vol. 39, no. 6) History, Milpillas...minerals (under the company name Xtal). The Refugio mine may not sound familiar at first, but that's because |  | | Journal (issue) | | more inviting. When the Ellen ville (N. Y.) copper mine was at its best, a Tarrytowu collector made a dazzling...preparation. The plan prefers the representation of gold, silver, copper, lead and zinc minerals, with petroleum...his friend, Patrolus. , Oriental sardonyx. The Emperor Trajan, with Victory driving him in a quadriga... . Egyptian jasper. Carcacalla, twenty-fourth emperor of Rome. Chalcedony onyx. Bacchus and Ariadne,...Lapis lazuli. Gordianus Pius III, thirty-ďŹfth emperor of Rome, LD. 238-246. The populace esteemed him |  | | Journal (issue) | | GEMOLOGICAL INSTITUTE OF AMERICA Canadaâs Diavik Mine FabergĂŠ Imperial Bodyguards Responsible Sourcing...of Colored Stones Journey to the Chivor Emerald Mine Summer 2016 VOLUME 52, No. 2 EDITORIAL 103 Responsible...Mining Diamonds in the Canadian Arctic: The Diavik Mine James E. Shigley, Russell Shor, Pedro Padua, Christopher... pg. 163 FIELD REPORTS 168 In Rainierâs Footsteps: Journey to the Chivor Emerald Mine Robert Weldon...adventures of Peter W. Rainier, who directed the mine from 1926 to 1931 and restored its former glory |  | | Book (volume) | | 768 Jewelled Box 777 Jewelled Box and 733 Gold-mounted 781 Jewelled Butterfly 462 Yase and... PREFACE the years 1870 and BETWEEN found the field soon my researches | and hard stones. I It... Professor Professor of Petrography at the FIELD THE WEINSCHENK ERNST Mineralogisch.es Institut...for recover great jewels. as and jade and gold, which they of plates Guiana, and commonly every...chalchihuis of such a a there were some powerful Emperor of the speaking masters in which rivalling |  | | Journal (issue) | | ...................................... GIFT TO FIELD MUSEUM LIBRARY.................................... but what is provided ready to 0" r hands!" Gold Gold he regards as superior to the other metals because...Natural History of Metals "is incombustible"; second, "gold is Piiny's ,Uineralogy subject to no rust, verdigris";...below, the order of the metals is much "Among us it (gold) is procured the same as that of many min- in three...described with some non-metallic sub- of obtaining gold is by sinking shafts stance in order to introduce |  | | Journal (issue) | | crystal cluster on matrix, 6 cm tall, from the Tsumeb mine, Tsumeb, Namibia. Sandor Fuss collection (2004)...Vug,â discovered on the 12th level of the Cresson mine, Cripple Creek district, Colorado in 1914 (see âThe...kaolinite; sacked and shipped it yielded up to $16,000 in gold per ton (at 1914 prices). In âthe cave of sparkling...walls, interspersed with thumbnail-size leaves of gold. In one month 1,400 sacks of crystals and flakes...carefully scraped from the walls, bringing $378,000 in gold values from the (ouch) smelter. One specimen seen |  | Blackwell, J. L., Cooke, D. R., McPhie, J., Simpson, K. A. (2014) Lithofacies Associations and Evolution of the Volcanic Host Succession to the Minifie Ore Zone: Ladolam Gold Deposit, Lihir Island, Papua New Guinea. Economic Geology, 109 (4) 1137-1160 doi:10.2113/econgeo.109.4.1137 | Journal (article/letter/editorial) | | Host Succession to the Minifie Ore Zone: Ladolam Gold Deposit, Lihir Island, Papua New Guinea JACQUELINE...46-million-ounce Ladolam gold deposit, the largest alkalic epithermal gold deposit in the world in terms...terms of contained gold, is composed of four ore zones: Minifie, Lienetz, Kapit, and Coastal. This detailed...northward to near-horizontal dipping veins that have gold grades of 1 to >60 g/t Au. Shallow-level epithermal...and associated alteration) host the bulk mineable gold ore, and typically yield >4 g/t Au over 12-m blast |
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