| | Journal (article/letter/editorial) | periods when some chance discovery in an active mine makes them briefly available to collectors. Chalcocite...water table in deposits containing chalcopyrite and pyrite at depth. Covellite suitable for micromounts has...copper minerals from such localities as the Loudville mine, Easthampton, Hampshire County, Massachusetts; Mineral...Figure 3. An aesthetic specimen from the East Colusa mine, Butte, Montana, consisting of sharply developed...field, Carroll County, New Hampshire; the Ecton mine, Montgomery County, Pennsylvania; and many New Jersey | | | Report (issue) | Piedmont, Italy—and some are from unique but fairly familiar finds—boleite from the Amelia mine, Baja California...==== Sapphirine, 3 cm, from Androy, Toliary Province, Madagascar. The Arkenstone specimen and photo...mining area, Herrería-Valdáliga-Rionansa, Santander Province (region of 4 ===============================...classic—witness (below) the galena from the Dörnberg mine, Ramsbeck district, Nordrhein-Westfalen, Germany...recent finds on the dumps of the old La Vidale lead mine, Bréziès, Asprières, Aveyron, France, there is this | | | Journal (article/letter/editorial) | I973, VOL. 39, PP" 2 5 - 2 9 Djurleite from Calabona, Sardinia G. P. BERNARDINI, F. CORSINI, AND G. TANELL[...identified by X-ray analysis in a sample from Calabona, Sardinia. Morphological characteristics, chemical...RIASSUNTO. In un campione proveniente dalla miniera di Calabona, Sardegna, ~ stata identificata la djurleite....On the surface of a specimen from Calabona, near Alghero, Sardinia (n. 14oo3/66 of the Mineralogical...Florence), collected by Ciampi (192 I), composed of pyrite, bornite, chalcopyrite, covelline, luzonite, and | | | Report (issue) | Chalcopyrite, chalcocite, djurleite, bornite, enargite, pyrite, other sulfides. Distribution: Numerous localities...material. In Italy, from Vesuvius, Campania [TL] and as large crystals from the Calabona mine, Alghero, Sardinia...Kedabek, Caucasus Mountains, Russia. In the Bou-Skour mine, Bou Azzer district, Morocco. In the USA, from Butte...in Arizona. In the Sierra de Famatina, La Rioja Province, Argentina. Name: To honor Niccolò Covelli (1790–1829)... Mineral Museum, University of Naples, Naples, Italy, 12338. References: (1) Palache, C., H. Berman | | | Report (issue) | mineral in low-temperature deposits. Association: Pyrite, sphalerite, galena, bornite, tetrahedrite–tennantite...La Rioja Province. In the Philippine Islands, at Mancayan, Luzon. From the Chinkuashi mine, Keelung,...Kaize-mura, Nagano Prefecture, and in the Teine mine, Hokkaido, Japan. In the USA, in splendent crystals...Tirol. From Bor, Serbia. In Italy, on Sardinia, at Alghero and Calabona. At Tsumeb, Namibia. Name: From | | | Journal (article/letter/editorial) | Lattanzi Epithermal precious metal deposits of Italy±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...with former Sb mines, and stibnite, along with pyrite, is the most common sul®de mineral. Gold is typically...UniversitaÁ di Cagliari, via Trentino 51, Cagliari, Italy alent). The onset of (presumably meteoric) hydrothermal...records and/or exploration potential are in Spain, Italy, Yugoslavia, Hungary, Bulgaria, Slovakia, Ukraina | | | Journal (article/letter/editorial) | Hydrothermal Evolution in the Calabona Porphyry CopperSystem (Sardinia, Italy): The Pathto an Uneconomic... Montreal, Quebec, CanadaH3A2A7 Abstract The Calabona porphyry coppersystem is developed in a small...dacitic intrusion located in northwestern Sardinia (Italy).Earlyhydrothermal alteration produced a potassic...alteration. The earliest fluidthatcirculated in the Calabona porphyry complex hadhighsalinity (40-60 wt % NaC1...mining. Theverylowconcentration of Cu in the Calabona deposit is surprising, in viewof wall-rock alteration | | | Journal (article/letter/editorial) | pp. 425-436 THE CALABONAINTRUSIVE COMPLEX (SARDINIA,ITALY): EVIDENCE FOR A PORPHYRY COPPER SYSTEM...Scienze dellaTerra,via delleCerchia3, 53100Siena,Italy Introduction Europeanplate,whichstartedin the Late...Calabonasubvolcanic complex.Theseinvestiga- In western Sardinia,sparseore mineral occurwith thesemid-Tertiarymagtionshaveled...distributedstockworkveins crosscuttingthe northwesternSardinia(Italy), approximately3 km volcanicformations(Cocozzaet...ofAlghero(Fig.1). Sincethepre-EtruscanandSpampanoni, The Calabona complex representsa distinct and age,the Cala | | Orgeval, J. J., Caron, C., Lancelot, J., Omenetto, P., Gandin, A., Libertà, A., Courjault Radé, P., Tollon, F., Laurent, Ph., Maluski, H., Béziat, P., Salpeteur, Y., Sini, G., Elter, F.M., Baratto, M. (2000) Genesis of polymetallic and precious-metal ores in the Western Mediterranean province (Cévennes, France–Sardinia, 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 (Cévennes, France– Sardinia, Italy) Downloaded by [Laurentian University]...Lower Palaeozoic Iglesiente domain of southwest Sardinia and the southern Cévennes–Montagne Noire Variscan...gold province of Sardinia is genetically quite distinct from the Palaeozoic lead–zinc province of Iglesiente...(southern Cévennes, Montagne Noire) and southwestern Sardinia (Iglesiente–Sulcis). Essentially Cambro-Ordovician...attractive example54 and the Tertiary gold of western Sardinia is a new, economically interesting discovery.77a | | | Journal (issue) | (a mass of small cavities), from Cagliari, Sardinia, Italy. Right: Needle-shaped crystals of aurichalcite...Zaire, and in various parts of F ranee, Greece, Italy and Russia. FACT Above: An example of aurichalcite...of Jibethenite crystals from Kakanda in Shaba Province, Zaire. m r- LI M N E R A L S ex: w z...Vesuvius, the famous volcano m ::lJ near Naples in,Italy. So great was the heat of the eruption that solid...samples of covellite crystals set on a base of pyrite. Those above right were fo~nd in Bar, in the former | | | Report (issue) | 100.00% after deduction of 0.97% insol. and 0.56% pyrite. (2) Huaron, Peru; by electron microprobe. (3)...tetrahedrite–tennantite, colusite, stannoidite, pyrite, chalcopyrite, covellite, sphalerite, bismuthinite...the Lepanto mine, Mankayan, Luzon, Philippines [TL], as an ore mineral. In the Chinkuashi mine, Keelung...localities. From the Sierra Famatina, La Rioja Province, Argentina. In the Julcani district, at Cerro...Goldfield, Esmeralda Co., from the Golden Chariot mine, Jamestown district, Nye Co., and in the Burrus | | | Journal (article/letter/editorial) | Summary Arsenian goldfieldite from the Marian Gold Mine, Philippines, which is hosted by the Cordon Syenite...(1907), who investigated ores from the M o h a w k Mine, Goldfield, Nevada. An analysis by Palmer, published... / I b-'\\,7/ ,j _/ t't l/ \ / M ar ia, Gold Mine / t S c. [ { ~ / //"'~- ,J/ ~// , /"// ...(1975) provided an analysis ofgoldfieldite from Sardinia. More recently, Tsepin et al. (1977), Spiridonov...goldfieldite and tellurian tennantite from the Marian Gold Mine (northern Luzon, Philippines; Fig. 1), which, in | | | Journal (article/letter/editorial) | goldfieldite-tetrahedrite minerals from the Iriki mine, Japan MASAAKI SHIMIZU University Museum, University...goldfieldite-tetrahedrite series minerals from the Iriki mine in Japan are reported for the frst time. The compositional...goldfieldite-tetrahedrite series, coupled substitutions, Iriki mine, Japan. Introduction THE tetrahedrite structural...Kawazu, Japan in Kato and Sakurai, 1970; from Sardinia in Frenzel et al., 1975; from U.S.S.R. in Tsepin...goldfieldite-tetrahedrite series minerals from the Iriki mine, Kagoshima Prefecture, Japan, and discusses the | | | Book (volume) | to try to list all of the mining geologists and mine managers who made these visits possible and who...Netherlands-Extreme Western Germany, Switzerland, and Italy. Volume V (or Volume III, Part III) will take up...failed to respect present boundaries. The Iberian Pyrite Belt, however, has been divided into the Portuguese...current electoral and administrative departments. In Italy the deposits are listed alphabetically, except for...deposits included under the headings: "Iberian Pyrite Belt - Portuguese Sector" of which there are five | | 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...tionoccurs (Tanelliet al.,1991);in Sardinia, epithermal gold The Corsica-Sardinia microplateis a formersegmentof | | | Journal (article/letter/editorial) | FeAsO4.2H2O, where iron most probably derives from pyrite, according to a reaction scheme of the type: Cu3AsS4...detailed study of enargite alteration at Furtei, Sardinia by MUSU (2007) shows a widespread occurrence of...conditions, although not representative of most mine environments, has been largely studied in relation...(Carlo Erba) Natural sample from Baccu Locci, Sardinia Natural sample from Montecatini Val di Cecina...from Alghero, Sardinia (CIPRIANI & Di BENEDETTO 2003) Natural sample from Temperino, Tuscany, Italy; contains | | Di Benedetto, Francesco, Borgheresi, Miria, Caneschi, Andrea, Chastanet, Guillaume, Cipriani, Curzio, Gatteschi, Dante, Pratesi, Giovanni, Romanelli, Maurizio, Sessoli, Roberta (2006) First evidence of natural superconductivity: covellite. European Journal of Mineralogy, 18 (3) 283-287 doi:10.1127/0935-1221/2006/0018-0283 | Journal (article/letter/editorial) | Università di Firenze, Via G. La Pira, 4, 50121 Firenze, Italy *Corresponding author, e-mail: dibenefr@geo.unifi...Via della Lastruccia, 3, 50019 Sesto Fiorentino, Italy Abstract: The singular conductive properties of...natural hexagonal covellite lamellae coming from Calabona (Italy) and Butte (USA), respectively, were investigated...Vaughan, 1994), Butte (Montana, USA) and Calabona (Sardinia, Italy), were selected. The covellite structure...T. (2000): Specific heat and NMR studies on the pyrite-type superconductors CuS2 and CuSe2. Physica B | | | Journal (article/letter/editorial) | Norrbotten ore province Æ Sweden Introduction Aitik is Sweden’s largest copper mine and one of Europe’s...had been produced since mining began in 1968. The mine has a remaining reserve of 226 Mt of ore with an...of Gällivare, in the northern Norrbotten ore province (Fig. 1). Several other epigenetic copper–gold...ore deposits occur in the region; the entire ore province produces about 90% of the total tonnage of ore...ore province and the Aitik Cu–Au deposit. A The location of the northern Norrbotten ore province in Scandinavia | | | Book | with Orbis Publishing Limited abcdefgh Printed in Italy by IGDA, Novara Adapted from the original Italian...monheimite 41 mordenite 119, 127 morenosite 60 pyrite 15, 15, 16 muscovite 104 nadorite 22 pyromorphite...from one side of the minerals temperature of pyrite and composition, and the same should happen even...analysis of a large number of examples. For example, pyrite, an isometric sulphide of iron, FeS,, has a constant...(Yugoslavia), some mines on Mount Amiata, Tuscany (Italy), and Almadén (Spain). In the United States it | | | Journal (article/letter/editorial) | Washington, DC 20013 pohwatp@si.edu ENARGITE Longfellow Mine, Red Mountain District, San Juan County, Colorado...tennantite from the north orebody of the Longfellow mine, Red Mountain district, San Juan County, Colorado...familiar example is pyrite and marcasite. Both are iron sulfide in composition, but pyrite crystals are isometric...chalcopyrite, tetrahedrite, sphalerite, galena, pyrite, calcite, and quartz, to name but a few. It is...district in the United States. It is known to replace pyrite, chalcopyrite, tennantite, and sphalerite. It, | | | Book (volume) | Spain by F. Vazquez Guzman Portugal by D. Thadeu Italy by P. Zuffardi European part of the U.S.S.R. by... Zr, Mn, Al, Mg, REEs Non-metallic commodiries Pyrite, sulphur, phosphates, borates, potash, salt, diamond...Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an introductory chapter of the...Cordillera Pyreneo-Proven!yal chain Corsica and Sardinia . Mineralization in relation to tectonic evolution...Elisa and Dorinda Barruecopardo Golpejas or Bellita mine Morille-Martinamor El Cubito El Trasqui16n. Santa | | | | Translation © Orbis Publishing Limited 1972 Printed in Italy by |GDA, Novara SBN O 85613 0001 For many years.../7 psilomelane 34 puflerite 124 pyrargyrite 17 pyrite 15, 15, 16 pyroaurite 51 pyrolusite 34 pyromorphite...two pieces from two different parts of a block of pyrite and analyze them, they should have an identical...analysis of a large number of examples. For example, pyrite, an isometric sulphide of iron, FeS,, has a constant...(Yugoslavia), some mines on Mount Amiata, Tuscany (Italy), and Almadén (Spain). In the United States it is | | | Book | Translation © Orbis Publishing Limited 1972 Printed in Italy by IGDA, Novara SBN O 85613 0001 For many years...17 psilomelane 34 puflerite 124 pyrargyrite 17 pyrite 15, 15, 16 pyroaurite 51 pyrolusite 34 pyromorphite...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be...two pieces from two different parts of a block of pyrite and analyze them, they should have an identical...analysis of a large nun1ber of examples. For example, pyrite, an isometric sulphide of iron, FeS2 , has a constant | | | Journal (issue) | On The Cover Covellite specimen, Calabona Mine, Sardinia, Italy (ROB LAVINSKY, The Arkenstone/iRocks...(and a few other fortunate campers) to a diferent mine and teach us the techniques of mining there. hey...distant mountains, a lake, and a tiny town. At the mine hauled out various screens of diferent diameters...than Butte covellite specimens from the Calabona Mine, Italy are unrivaled in terms of iridescence. WIKIMEDIA...“richest hill on Earth” at Butte, Montana’s Leonard Mine. As a matter of fact, covellite enjoys some royal | | | Journal (article/letter/editorial) | quartzmonzonitic intrusion, Campiglia Marittima, Tuscany, Italy. Evidence from a fluid-inclusion investigation PAOLO...Scienze della Terra, Università di Pisa - 56126 Pisa, Italy [Received 25 July 2017; Accepted 15 February 2018;...quartz-monzonitic intrusion of ‘Botro ai Marmi’ in Tuscany, Italy, can be considered to be a typical example of an...THE Campiglia Marittima area (Southern Tuscany, Italy) has been exploited extensively from the Etruscan...intrusive bodies belonging to the Tuscan Magmatic Province, is a quite common feature that has been reported |
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