 | | Journal (article/letter/editorial) | | periods when some chance discovery in an active mine makes them briefly available to collectors. Chalcocite...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...attractive 5-cm covellite group from the Leonard mine, Butte, Montana. Bryant and Joan Harris specimen |  | | Report (issue) | | (see under “Galleries”) are a few crystal groups of gold from a find in September 2015 at Serra do Caldeirão...2016 issue now being printed), this is marvelous gold and there’s plenty of it: hundreds of first-rate...tortured-looking, are sharp-edged all around: the gold stayed “in place” once weathered out from its host... who is also offering fine gold specimens from the new occurrence. Gold, 1.9 cm, from Serra do Caldeirão...Piedmont, Italy—and some are from unique but fairly familiar finds—boleite from the Amelia mine, Baja California |  | | 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...deposit at Furtei contains at least six tonnes of gold metal. The mineralogy of the deposit and of the... a number of carbonate-hosted (``Carlin type'') gold showings occur at the edges of the geothermal ®elds...with pyrite, is the most common sul®de mineral. Gold is typically invisible. Fluids hosted in a variety |  | 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...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 lead–zinc province of...(southern Cévennes, Montagne Noire) and southwestern Sardinia (Iglesiente–Sulcis). Essentially Cambro-Ordovician |  | | Journal (issue) | | PRIVATE MINERAL COLLECTIONS IN ITALY WITH AN INTRODUCTION BY FEDERICO PEZZOTTA CURATOR OF MINERALOGY...JANUARY-FEBRUARY, 2011 PRIVATE MINERAL COLLECTIONS IN ITALY Participating Collectors: Marco Amabili Silvia...Aragonite, 25 cm Cozzodisi mine, Casteltermini, Agrigento, Sicily, Italy. Adalberto Giazotto collection... MINERAL COLLECTING IN ITALY )In OutCine of MINERAL COLLECTING IN ITALY Federico Pezzotta Mineralogy...literature and music, scholars and aristocrats in Italy assembled some of the first great collections of |  | | Journal (article/letter/editorial) | | Association of Arsenian Go|dfieldite from the Marian Gold Deposit, Northern Luzon, Philippines U. Knittel...Summary Arsenian goldfieldite from the Marian Gold Mine, Philippines, which is hosted by the Cordon Syenite... altaite, and Au-Ag-tellurides. Both the Marian gold deposit and the vein systems at Butte are associated...Nord-Luzon, Philippinen As-reicher Goldfieldit der Marian Gold Lagerst~itte (Philippinen) bildet eine Mischkristall-Reihe...(1907), who investigated ores from the M o h a w k Mine, Goldfield, Nevada. An analysis by Palmer, published |  | | Report (issue) | | sulfosalts, silver, gold, marcasite, alunite, barite, quartz. Distribution: From the Lepanto mine, Mankayan, Luzon...Philippines [TL], as an ore mineral. In the Chinkuashi mine, Keelung, Taiwan. In Japan, at the Teine, Morino...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...Chelopech deposit, Sofia, Bulgaria. From Calabona, Sardinia, Italy. At the Kadzaharan deposit, Armenia. From |  | | 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...and three of tellurian tennantite from the Marian gold deposit in Philippines. These data illustrate the |  | 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 |  | | Book (volume) | | including Selected Deposits in the USSR SALTER Gold Metallurgy SOMMER Applied Measurements in Mineral...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...current electoral and administrative departments. In Italy the deposits are listed alphabetically, except for...east of Coimbra (N40°12 N, 8 ° 2 5 W ) in the province off Beira f Baixa and some 25 km slightly NofW |  | | Journal (article/letter/editorial) | | Aitik deposit Æ Copper–gold ores Æ Fluid inclusions Æ Northern Norrbotten ore province Æ Sweden Introduction...Introduction Aitik is Sweden’s largest copper mine and one of Europe’s most important copper producers. At the...had been produced since mining began in 1968. The mine has a remaining reserve of 226 Mt of ore with an...northern Norrbotten ore province (Fig. 1). Several other epigenetic copper–gold deposits, stratiform copper...ore deposits occur in the region; the entire ore province produces about 90% of the total tonnage of ore |  | | Journal (article/letter/editorial) | | effect of [NaOH] on obliquity, 455 Alice Louise mine, Plaine des Pirogues, New Caledonia, chrome-picotite...analogue, 78 Ankerite, Scotland, 119 Anna Madeleine mine, Plaine des Lacs, New Caledonia, olivine, chrome-picotite...crystallizing from melted lavas at high pressures, 768; Italy, anal., hourglass zoning in, 32i; Spitzbergen, anal...fluorite containing Mn impurities, 705 Bambollita mine, Moctezuma, Sonora, Mexico, cesbronite, 744; quetzalcoatlite...effect on crystallization of, 64I Bauzot uranium mine, Issy l'l~v6que, Sa6ne-etLoire, France, fluorite |  | | Journal (article/letter/editorial) | | degli Studi di Siena, Via Laterina 8, 53100 Siena, Italy Received 29 July 1999; accepted 26 April 2000 Abstract...Žmaximum depth 500 m. of Calabona microtonalite porphyry-copper deposit ŽSardinia, Italy. revealed the presence...from a microtonalite porphyry copper, Calabona, Sardinia, Italy. The inclusion is well preserved and consists...quartz crystal from the Mt. Genis granite, Sardinia, Italy. The inclusion is completely recrystallised...inclusion from granite of the Arburese complex, Sardinia Italy. The inclusion appears almost black and it |  | | 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...backdrop, whereas others exude a royal blue and gold pairing. The heterogeneous nature arises from 10...than Butte covellite specimens from the Calabona Mine, Italy are unrivaled in terms of iridescence. WIKIMEDIA |  | | Book | | with Orbis Publishing Limited abcdefgh Printed in Italy by IGDA, Novara Adapted from the original Italian...85 gismondine 124 glaucophane 100 goethite 37, 37 gold 5, 5 goslarite 59 grandidierite 85 graphite 5...scarcely more than a dozen of them and some, such as gold, silver, and copper, have played an important part...(Yugoslavia), some mines on Mount Amiata, Tuscany (Italy), and Almadén (Spain). In the United States it...Filiform silver. Nicola Secci, Sarrabus, Sardinia (Italy) Dendritic copper famous (Michigan) 1822 |  | | Book | | (Federal Republic of, FRG) Great Britain Ireland Italy Netherlands Norway Portugal Spain Sweden Swi~erland...Wyartite, Vandenbrandeite, Becquerelite Uraninite, gold Veszelyite Scorzalite Shinkolobwe, Shaba, Za'ire...Saxony, GDR llfeld, Harz, GDR Rio Marina, Elba, Italy Schneeberg, Saxony, GD R Wolfsberg, Harz, GDR Freiberg...particularly interesting collection of miners' lamps and mine surveying instruments. Ancient and mediaeval mining...worn by mine officials of Saxony on ceremonial occasions. A special attraction is a model mine, 20m below |  | | Book (volume) | | Spain by F. Vazquez Guzman Portugal by D. Thadeu Italy by P. Zuffardi European part of the U.S.S.R. by...Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an introductory chapter of the...and tungsten Antimony and gold Antimony, with or without associated gold Gold Lead, zinc and silver Deposits...Cordillera Pyreneo-Proven!yal chain Corsica and Sardinia . Mineralization in relation to tectonic evolution...65 65 66 66 67 67 68 68 68 68 68 68 Tungsten. Gold Copper Lead and zinc. Deposits in the Upper Georgian |  | | | | Translation © Orbis Publishing Limited 1972 Printed in Italy by |GDA, Novara SBN O 85613 0001 For many years...85 gismondine 124 glaucophane 100 goethite 37, 37 gold 5,5 goslarite 59 grandidierite 85 graphite 5 greenockite...scarcely more than a dozen of them and some, such as gold, silver, and copper, have played an important part...(Yugoslavia), some mines on Mount Amiata, Tuscany (Italy), and Almadén (Spain). In the United States it is...Secci, Sarrabus, Sardinia (Italy) endritic copper rmation. Houghton fichigan) ates of gold on artzite. | | | Book | | Translation © Orbis Publishing Limited 1972 Printed in Italy by IGDA, Novara SBN O 85613 0001 For many years...85 gismondine 124 glaucophane 100 goethite 37, 37 gold 5, 5 goslari te 59 grandidierite 85 graphite 5 greenockite...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be...or slightly rotated Vitreous. Like glass 3 THE MINE Class I: native ·elements Chemical elernents found...scarcely more than a dozen of them and some, such as gold, si lver, and copper, have played an important part |  | | 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...the Longfellow mine, Red Mountain district, San Juan County (fig. 1). The Longfellow mine was discovered...until 1966 when the mine was allowed to flood. Enargite crystals from the Longfellow mine have been found...associated with tennantite, a common associate at this mine. Other associates from the Longfellow include pyrite |  | | Journal (article/letter/editorial) | | mit Chloriden vorhanden und machen Cl frei, das Gold löst. Allein die manganhaltigen Lösungen sind in...auf Gold ein, wenn Manganverbindungen zugegen sind. Eine solche natürliche Lösung kann dann Gold lösen...eintreten kann. Metallsalze werden reduziert und Gold wird hauptsächlich durch FcSOi gefällt. Es bildet...und Kaolin, wenn die Säuren neutralisiert werden. Gold bildet sich so neben sekundären Kupfer- und Silbersulfiden...von Covellit nach Sphalerit wurde in der Big Coon Mine in West Seventh Street, Galena, Kansas gefunden |  | | Book (edition) | | trigonal copper trisocta- silver hedron trisocta- gold platinum galena hedron halite for tetragonal...(barite, diamond) (cinnabar, scheelite) (uraninite, gold) . Vectorial properties The most important ...without breaking (gold); others are ductile and can be drawn in very thin threads (gold); or sectile and...sample of scheelite, coming from Traversella (Turin, Italy), in light natural (above) and exposed Other...Americium Argon As Arsenic At Astatine Au B Ba Be Gold Boron Barium Bi Bismuth Berkelium Bromine Symbol |  | | Journal (article/letter/editorial) | | stratigraphic position of porphyry copper and epithermal gold deposits in andesitic arcs of the western Pacific...magmatic sills at depth and adularia-sericite type gold mineralization are genetically related to subduction-induced...analogous to those inferred for some mesothermal gold deposits. Mineralization at shallow (epithermal)...copper mineralization, adularia-sericite epithermal gold mineralization, or continued extension to form a...and epithermal gold or copper-gold deposits, together with the less common base metal-gold skarn, sediment-hosted |  | | Book | | museum quality but many minerals can be found on mine dumps or can be purchased or traded. After introducing...over its beer: to go underground in a non-working mine is sheer folly unless you are accompanied by someone...(preferably several people) who really knows the mine. Before venturing into the field serious collectors...really is a matter of life or death when you are in a mine - only a plan will show where water on the floor...even on you. If you are recovering specimens from a mine (few collectors can or should do this) watch the |  | | Book | | bright metallic luster and opaqueness of metals. Gold and copper absorb and re-emit orange to red colors...mineral pigments. LEFT: Malachite, Bwana M’Kubwa Mine, Ndola, Copperbelt, Zambia * 22 x 26 x 16 cm 22...Namibia * 20 x 18 x 14 cm Bladed stibnite, Ichinokawa Mine, Saijo, Shikoku, Japan * 10 x 1 x 1 om Acicular...Brazil * 5 x 3 x 0.6 cm Platy muscovite, José Pinto Mine, Jaguaracu, Minas Gerais, Brazil * 12 x 19 x 6 cm...Malawi * 10 x 10 x 7 cm Calcite, San Sebastian Mine, Charcas, San Luis Potosi, Mexico * 10 x 8 x 6.5 |
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