 | | Journal (article/letter/editorial) | | Lattanzi Epithermal precious metal deposits of ItalyĀ±an overview Received: 13 October 1998 / Accepted:...view of Italy. It was only in the late 1980s that two districts were recognized, in Sardinia and southern...The most relevant areas include the Au deposit at Furtei, already in production, and the Osilo prospect...is under way. The deposit at Furtei contains at least six tonnes of gold metal. The mineralogy of the...similar to porphyrystyle systems also circulated at Furtei. At Osilo, a number of quartz veins containing |  | | Journal (article/letter/editorial) | | associated with Cenozoic volcanic rocks of Sardinia (Italy): Geological, mineralogical, geochemical features...of Cagliari, Piazza dāArmi 19, 09123 Cagliari, Italy b Dipartimento di Geoingegneria e Tecnologie Ambientali...of Cagliari, Piazza dāArmi 19, 09123 Cagliari, Italy c Dipartimento di Scienze della Terra, University...University of Cagliari, Via Trentino, 09123 Cagliari, Italy Received 28 February 2004; accepted 5 November 2005...deposits associated with the Cenozoic volcanics of Sardinia include kaolin, bentonite, and zeolites. Though |  | Ruggieri, Giovanni, Lattanzi, Pierfranco, Luxoro, Silvana S., Dessi, Roberto, Benvenuti, Marco, Tanelli, Giuseppe (1997) Geology, mineralogy, and fluid inclusion data of the Furtei high-sulfidation gold deposit, Sardinia, Italy. Economic Geology, 92 (1) 1-19 doi:10.2113/gsecongeo.92.1.1 | Journal (article/letter/editorial) | | Dataof the FurteiHigh-Sulfidation GoldDeposit,Sardinia, Italy GIOVANNI lqUGGIERI, InstitutoInternazionale...Ricerche Geotermiche, CNR,PiazzaSolferino 2, 56100Pisa,Italy PIERFRANCO LATTANZI, Dipartimento di Scienze dellaTerra...09127Caglian', Italy SILVANA S. LUXORO, ROBERTODESSi, Progemisa, Via Contivecchi 7, 09122Cagliari,Italy MARCO...50121Firenze,Italy Abstract Theepithermal high-sulfidation golddeposit at Furtei(Sardinia, Italy)contains...mineralassemblage: at higherlevelspyrite-enargite-luzonite-gold are present,whereas in the deepzonethe aboveminerals |  | Orgeval, J. J., Caron, C., Lancelot, J., Omenetto, P., Gandin, A., LibertĆ , A., Courjault RadĆ©, P., Tollon, F., Laurent, Ph., Maluski, H., BĆ©ziat, P., Salpeteur, Y., Sini, G., Elter, F.M., Baratto, M. (2000) Genesis of polymetallic and precious-metal ores in the Western Mediterranean province (CĆ©vennes, FranceāSardinia, Italy) Applied Earth Science, 109 (2) 77-94 doi:10.1179/aes.2000.109.2.77 | Journal (article/letter/editorial) | | in the Western Mediterranean province (CĆ©vennes, Franceā Sardinia, Italy) Downloaded by [Laurentian University]...Lower Palaeozoic Iglesiente domain of southwest Sardinia and the southern CĆ©vennesāMontagne Noire Variscan...of the Salsigne gold deposit in the Montagne Noire. A reevaluation of the Vigan gold occurrences, regionally...epithermal gold province of Sardinia is genetically quite distinct from the Palaeozoic leadāzinc province of...(southern CĆ©vennes, Montagne Noire) and southwestern Sardinia (IglesienteāSulcis). Essentially Cambro-Ordovician |  | | Journal (article/letter/editorial) | | Hydrogeochemistry around an epithermal system hosting gold mineralisation R. R. L. F. Department of Earth...Earth Sciences, via Trentino 51, 1-09127 Cagliari, Italy. Cidu Caboi Fanfani Frau Introduction Planning...study was undertaken in southern Sardinia, where an openpit gold mine is expected to be open in the near...about 15 km 2 between the villages of Serrenti and Furtei. Outcropping lithologies belong mostly to the Oligo-Miocene...(Rossetti, 1963; Marini et al., 1992). Recently, gold mineralisation was found in relation with advanced |  | | Journal (article/letter/editorial) | | Systems of Western Sardinia, Italy R. SIMEONE,ā Via Corvetto 33, 09014 Carloforte, Italy J. H. DILLES, Department...Tecnologie Ambientali, UniversitĆ di Cagliari, Italy AND M. PALOMBA Istituto di Geologia Ambientale...N.R., Sez. di Cagliari, UniversitĆ di Cagliari, Italy Abstract Large kaolin deposits hosted by Miocene...Miocene silicic pyroclastic rocks in northwestern Sardinia represent hydrothermal alteration formed within...alunite. The laterally extensive kaolin deposits in Sardinia, and possibly similar deposits elsewhere in the |  | Voudouris, Panagiotis Christos, Melfos, Vasilios, Spry, Paul G., Moritz, Robert, Papavassiliou, Constantinos, Falalakis, George (2011) Mineralogy and geochemical environment of formation of the Perama Hill high-sulfidation epithermal Au-Ag-Te-Se deposit, Petrota Graben, NE Greece. Mineralogy and Petrology, 103 (1) 79-100 doi:10.1007/s00710-011-0160-z | Journal (article/letter/editorial) | | Athens, 15784 Athens, Greece G. Falalakis Thracean Gold Mining S.A., 123 Democratias Ave., 68100 Alexandroupolis...kawazulite-tetradymite, goldfieldite, and native gold), followed by the formation of an intermediate-sulfidation-type...fluids with time. The kawazulite/ tetradymitess-gold association at Perama Hill suggests that it formed...from native gold ore); and the telluride-enriched deposits (where some proportion of the gold may occur...occur as Au-(Ag)-tellurides, or as native gold/Au-minerals paragenetically tied with tellurides of other elements |  | | Report (issue) | | TarapacaĢ; in Antofagasta, at the Compania mine, eight km south of Sierra Gorda; from Alcaparrosa, near...CopiapoĢ. In Italy, in the Alum Cave, Vulcano, Lipari Islands; at the Furtei gold mine, Sardinia; from the...the Cetine mine, near Rosia, Tuscany, and at the Grotta dello Zolfo, Cape Miseno, Campania. In the Skouriotissa...Skouriotissa mine, Cyprus. At Compton Chine, Isle of Wight. From Saghand, Yazd, Iran. At the Myoban hot |  | Long, Xiao, Hayward, Nick, Begg, Graham, Minlu, Fu, Fangzheng, Wang, Pirajno, Franco (2005) The JinxiāYelmand high-sulfidation epithermal gold deposit, Western Tianshan, Xinjiang Province, P.R. China. Ore Geology Reviews, 26 (1) 17-37 doi:10.1016/j.oregeorev.2004.06.001 | Journal (article/letter/editorial) | | high-sulfidation epithermal gold deposit, Western Tianshan, Xinjiang Province, P.R. China Xiao Longa,T,...accepted 26 June 2004 Abstract The JinxiāYelmand gold deposit is located in the late Paleozoic Tulasi...volcano-sedimentary basin in the Xinjiang Uygur Autonomous Province of northwest China. Although all known deposits...here to be a modified high-sulfidation epithermal gold deposit based on its hydrothermal alteration assemblages...alteration assemblage of montmorillonite+kaolinite. Gold is hosted mainly by quartz and pyrite in alteration |  | | Journal (article/letter/editorial) | | University] at 11:41 06 January 2015 Moonta Mine, South Australia, Australia W ere it not for a few... Consequently, an atacamite from the Moonta mine, South Australia, Australia, has been suggested for...instrumentation from the Zinc Corporation of America No. 4 mine at Balmat, New York, and in association with granophyllite...Somerville, Somerset County, New Jersey, and the Wheatley mine near Phoenixville, Pennsylvania. The copper mines...other secondary copper minerals at the Centennial mine and as small pseudo-octahedral crystals at the Laurium |  | | Journal (article/letter/editorial) | | enriched in tellurides which, in addition to native gold and electrum, represent major carriers of precious...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...El Indio, Chile (Jannas et al., 1990) and Furtei, Sardinia (Fiori and Grillo, 2001; Fadda et al., 2005)... rocks of the Oligocene-Miocene Greek Rhodope province (Fig. 1) (Dimou et al., 1994; Voudouris and Arikas |  | | Journal (article/letter/editorial) | | UniversitaĢ di Cagliari, Via Trentino 51, 09127 Cagliari, Italy *Corresponding author, e-mail: elodiamusu@yahoo... Quantitative chemical analysis of enargite of Furtei. (wt.%) Cu Fe Ag As Sb S Total 1 2 3 4 5...prismatic enargite crystals from the Furtei gold mine (Sardinia, Italy). Reļ¬ected light microscopy and X-ray...As/S 0.28 0.26 0.24 0.22 Stoichiometric ratio in Furtei enargite = 0.23 0.20 0 10 20 30 Time (h) 40...Surracco, M., OrruĢ, G. (2005): Beneļ¬ciation of a gold bearing enargite ore by ļ¬otation and As leaching |  | Liu, Jia-Jun, Yang, Long-Bo, Dai, Hong-Zhang, Yuan, Feng, Zhu, Bing-Yu (2014) Discovery and significance of Cu-Zn intermetallic compounds in the Jingxi gold deposit, western Tianshan Mountains, NW China. Geological Journal, 49 (6) 584-598 doi:10.1002/gj.2583 | Journal (article/letter/editorial) | | significance of CuāZn intermetallic compounds in the Jingxi gold deposit, western Tianshan Mountains, NW China JIA-JUN...compounds has been discovered in breccias at the Jingxi gold deposit, NW China. The host rocks, siliciļ¬ed tuff...intermetallic compounds is golden yellow, similar to gold but slightly more white, with a reļ¬ectivity that...which has an over 80% Cu content. In the Jingxi gold deposit, the CuāZn intermetallic compounds occur...November 2013; accepted 24 May 2014 KEY WORDS Jingxi gold deposit; CuāZn intermetallic compound; geological |  | Dini, Andrea, Vincenzo, Gianfranco Di, Ruggieri, Giovanni, Rayner, Jeffrey, Lattanzi, Pierfranco (2005) Monte Ollasteddu, a new gold discovery in the Variscan basement of Sardinia (Italy): first isotopic (40Arā39Ar, Pb) and fluid inclusion data. Mineralium Deposita, 40 (3) 337-346 doi:10.1007/s00126-005-0021-y | Journal (article/letter/editorial) | | Monte Ollasteddu, a new gold discovery in the Variscan basement of Sardinia (Italy): first isotopic (40Ar...represents a major gold discovery in the Variscan basement of southeastern Sardinia. Gold occurs in late-Variscan...data for Variscan deposits of Sardinia, and for European Variscan gold deposits. Fluid inclusion data...shows several features similar to European Variscan gold deposits; however, the age of mineralization might...Pisa, Italy E-mail: a.dini@igg.cnr.it J. Rayner Medoro Resources Ltd., Furtei, 09040 Cagliari, Italy P. |  | | Journal (article/letter/editorial) | | inclusion studies of the Chinkuashih high-sulfidation goldācopper deposits in Taiwan Yunshuen Wang a,c,) ...Miocene sedimentary rocks. The deposits consist of goldācopper veins of the Penshan group and breccia pipes...Elsevier Science B.V. All rights reserved. Keywords: Gold; Copper; Fluid inclusion ) Corresponding author...(1999) 155ā167 156 1. Introduction Pleistocene goldācopper deposits are found in the Chinkuashih district...northeastern Taiwan ŽFig. 1.. Ninety-two tons of gold, 119,101 tons of copper and 183 tons of silver were |  | | Journal (article/letter/editorial) | | Occurrences of Native Tellurium from Epithermal Gold Deposits in Japan Masataka Nakata1 and Kosei Komuro2...occurrences of native tellurium in the epithermal gold ores from Teine, Kobetsuzawa, Mutsu, Kawazu, Suzaki...mineral species. The other telluriferous epithermal gold deposits not in association with native tellurium...ores and alteration envelopes. Keywords: epithermal gold deposit, EPMA, Iriki, Kawazu, Kobetsuzawa, Mutsu...Telluriferous minerals found in some epithermal gold deposits of the Japanese Islands are native tellurium |  | | 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 |  | | Journal (article/letter/editorial) | | zones, like that capping part of the Ladolam LS gold deposit, Lihir Island, Papua New Guinea, are represented...advanced argillic lithocap of the Marte porphyry gold deposit, northern Chile (see Sillitoe 1994). b Steam-heated...alteration exposed in a road cut above the Coipa Norte HS gold-silver orebody at La Coipa, northern Chile. Note...present surface) alongside the Furtei HS gold deposit, Sardinia, Italy. Note the formerly exploited kaolinite...steam-heated alteration peripheral to the La Coipa HS-IS gold-silver district, Chile. f Hydrothermal breccia, |  | | Journal (issue) | | RECORD 39(5), 10.08 355-367 The Kƶnigskrone topaz mine, Schneckenstein, Saxony, Germany 373-381 Olmiite...Kalahari Manganese Field, Northern Cape Province, Republic of South Africa 385-396 An appraisal of HaĆ¼y's...Treasure Chest pockets, Jacksons Crossroads Amethyst mine, Wiles Co., Georgia ļ· NAUTILUS INFO 33(09), 12...AustraliĆ« en goud uit de Alpen [Georges Claeys] ļ· Province, NE Brazil 1131-1158 The phosphate mineralization...decavanadate mineral species from the Vanadium Queen mine, La Sal Distrcit, Utah ļ· AGAB MINIBUL 41(8), 10 |  | Zwahlen, C., Cioldi, S., Wagner, T., Rey, R., Heinrich, C. (2014) The Porphyry Cu-(Mo-Au) Deposit at Altar (Argentina): Tracing Gold Distribution by Vein Mapping and LA-ICP-MS Mineral Analysis. Economic Geology, 109 (5) 1341-1358 doi:10.2113/econgeo.109.5.1341 | Journal (article/letter/editorial) | | Cu-(Mo-Au) Deposit at Altar (Argentina): Tracing Gold Distribution by Vein Mapping and LA-ICP-MS Mineral...early stockwork veining and potassic alteration. Gold concentration is low compared with typical Cu-Au...weight across the Central Porphyry orebody at Altar. Gold is dominantly associated with chalcopyrite in the...microanalyses show that a significant fraction of the gold in the stockwork veins is enclosed in pyrite as...Cu-Fe sulfide phase. Microscopic grains of native gold also occur along grain boundaries between pyrite |  | | Journal (article/letter/editorial) | | low-sulĀ®dation epithermal veins at Osilo (Sardinia), Italy Received: 19 May 1998 / Accepted: 8 March...rolling topography of the Osilo area, northern Sardinia. The Sa Pala de Sa Fae and the Sa Pedra Bianca...host rocks. Gold grades in drill intersections range from <0.1 to <20 ppm, with silver-gold ratios of around...crystals. Electrum and argentite which are the main gold and silver minerals deposited during the early stages...University of Cagliari, Piazza D'Armi, 09123 Cagliari, Italy S.F. Simmons Geothermal Institute and Geology Department |  | | Journal (article/letter/editorial) | | of the flat-topped hills in the vicinity of the mine are believed to be remnants of sheets of travertine...in a mobile belt; no known primary source 8. New South Wales: in Phanerozoic conglomerates in a mobile...underlain both by Archaean crust of the Superior Province, locally with its Huronian sedimentary cover:...the largest weighing 33 carats. Many were found in gold sluices in the Motherlode area. At two sites their...sufficiently frequent that efforts were made to mine them in their own right. (Remember that much of |  | | Journal (article/letter/editorial) | | from the Coranda-Hondol ore deposit, Certej area, South Apuseni Mountains, Romania. The Coranda-Hondol deposit...series. This is consistent with the association of goldāsilverātellurides and bournonites identiļ¬ed at the...Introduction The Apuseni Mountains (AM) are well known for gold mining dating back more than two millennia. Based...structural units: North Apuseni Mountains (NAM) and the South Apuseni Mountains (SAM). Together with the Baia...which, without doubt, constitute the most productive gold area in Europe, comprising some of the classical |  | | Journal (article/letter/editorial) | | Magmatic-vapor expansion and the formation of high-sulļ¬dation gold deposits: Chemical controls on alteration and mineralization...online 23 November 2010 Keywords: High-sulļ¬dation Gold Magmatic vapor Enargite Silica-alunite Sulfosalt...b s t r a c t Large bulk-tonnage high-sulļ¬dation gold deposits, such as Yanacocha, Peru, are the surface...surface expression of structurally-controlled lode gold deposits, such as El Indio, Chile. Both formed in...sulļ¬deāsulfosalt veins that may be ore grade in gold and silver. Fluid inclusions in quartz formed during |  | | Journal (article/letter/editorial) | | METALS IN THE FORMATION OF HIGH-SULFIDATION LODE GOLD DEPOSITS JOHN MAVROGENES,1,ā RICHARD W. HENLEY,1...Geological Survey, Denver, Colorado Abstract In enargite-gold (high-sulfidation) vein deposits, magmatic fluid...low-grade silver-gold deposits such as Yanacocha, Peru. Introduction Enargite-gold vein deposits are...sulfosalt textures and compositions from enargite-gold vein deposits from around the world. Annotated photomicrograph...here address the later, arguably lower temperature, gold and silver stages of these deposits (e.g., Jannas |
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Furtei mine, Furtei, South Sardinia Province, Sardinia, Italy