 | | Report (issue) | | Piedmont, Italyâand some are from unique but fairly familiar findsâboleite from the Amelia mine, Baja California...====ï„ Sapphirine, 3 cm, from Androy, Toliary Province, Madagascar. The Arkenstone specimen and photo...mining area, HerrerĂa-ValdĂĄliga-Rionansa, Santander Province (region of 4 ï„===============================...classicâwitness (below) the galena from the Dörnberg mine, Ramsbeck district, Nordrhein-Westfalen, Germany...recent finds on the dumps of the old La Vidale lead mine, BrĂ©ziĂšs, AspriĂšres, Aveyron, France, there is this |  | | 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 |  | | 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 (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) | | GOTTARDI(G.), 898 Albite, hydrothermal synthesis, effect of [NaOH] on obliquity, 455 Alice Louise mine, Plaine...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) | | Norrbotten ore province Ă Sweden Introduction Aitik is Swedenâs largest copper mine and one of Europeâs...had been produced since mining began in 1968. The mine has a remaining reserve of 226 Mt of ore with an...of GaÌllivare, in the northern Norrbotten ore province (Fig. 1). Several other epigenetic copperâgold...ore deposits occur in the region; the entire ore province produces about 90% of the total tonnage of ore...ore province and the Aitik CuâAu deposit. A The location of the northern Norrbotten ore province in Scandinavia |  | | 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...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...crude ore averages about 0.3 per cent of WO3. The mine can produce 2000 to 2500 tons per day of tungsten |  | | Journal (article/letter/editorial) | | degli Studi di Siena, Via Laterina 8, 53100 Siena, Italy Received 29 July 1999; accepted 26 April 2000 Abstract...Ćœmaximum depth 500 m. of Calabona microtonalite porphyry-copper deposit ĆœSardinia, 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 |  | | Book | | with Orbis Publishing Limited abcdefgh Printed in Italy by IGDA, Novara Adapted from the original Italian...agalmatolite 102 agate 30, 31, 32 alabaster 62 albite 112, 1/3, 114 alexandrite 24 allanite 88 almandine...(Yugoslavia), some mines on Mount Amiata, Tuscany (Italy), and AlmadĂ©n (Spain). In the United States it...Filiform silver. Nicola Secci, Sarrabus, Sardinia (Italy) Dendritic copper famous (Michigan) 1822...especially near Kimberley); diamonds from the Kimberley mine are embedded in ultrabasic blue rock called kimberlite |  | | Book (edition) | | pinacoid c MINERALS kyanite rhodonite (holohedral) albite anorthite pyroxmangite pinacoid pedion PEDIAL...crystallographic orientation. For example, in the alkali albite and feldspars, (KAISiaOs) sanidine (NaAISiaOa)...significant are the perthites, intergrowths of albite and orthoclase or microline due to exsolution....sample of scheelite, coming from Traversella (Turin, Italy), in light natural (above) and exposed Other...minerals, "limonite"; a habit, as "cleavlandite" of albite; or a field term like "wolframite" for the ciation |  | | | | Translation © Orbis Publishing Limited 1972 Printed in Italy by |GDA, Novara SBN O 85613 0001 For many years...agalmatolite 102 agate 30, 31, 32 alabaster 62 albite 112, //3, 114 alexandrite 24 allanite 88 almandine...(Yugoslavia), some mines on Mount Amiata, Tuscany (Italy), and AlmadĂ©n (Spain). In the United States it is... Filiform silver: Nicola Secci, Sarrabus, Sardinia (Italy) endritic copper rmation. Houghton fichigan)...covered with calcite. Casteltermini, Agrigento (Italy) look more different. Theirs is the most notable |  | | Book | | Geografico De Agostini, Novara 1967 Printed in Italy by IGDA, Novara SBN 0 85613 108 3 Crystallography...in chrysoberyl, rutile, aragonite, cerussite and albite. AGGREGATES. Most of the minerals that occur in...structures are fibrous. Columnar hematite; or quartz and albite can the of axes horizontal a from (radiating stellate...garnet known as hessonite . Val dâAla, Piedmont, Italy (4 mm). The rhombic-shaped face in the centre is...Cubic system. Triglyphic pyrite, from Traversella, Italy (30 mm). The corner of the crystal is interrupted |  | | 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...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...Baixo Tejo and Sado Basins Silica sand deposits Italy by P. Zuffardi Introduction Geological setting Stratigraphy |  | | 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...ârichest hill on Earthâ at Butte, Montanaâs Leonard Mine. As a matter of fact, covellite enjoys some royal |  | | Journal (article/letter/editorial) | | Early Oligocene Aveto-Petrignacola Formation (N Italy) Michele Mattioli a, Michele Lustrino b, c,â, Sara...âCarlo Boâ, Campus ScientiïŹco Sogesta, 61029 Urbino, Italy Dipartimento di Scienze della Terra, UniversitĂ ...Roma La Sapienza, P.le A. Moro, 5, 00185 Roma, Italy c Istituto di Geologia Ambientale e Geoingegneria...Roma La Sapienza, P.le A. Moro, 5, 00185 Roma, Italy d Dipartimento di Scienze della Terra, UniversitĂ ...Saragat, 1, 44100 Ferrara, Italy e Istituto di Geoscienze e Georisorse-CNR, Pisa, Italy b a r t i c l e i |  | | Book | | museum quality but many minerals can be found on mine dumps or can be purchased or traded. After introducing...three-fold rather -32- Triclinic system Axinite Albite Hexagonal bipyramid than a six-fold symmetry... Twinned crystals Calcite Cassiterite Chrysoberyl Albite -35- cleavage surfaces of exceptional smoothness...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 | | | Book | | Translation © Orbis Publishing Limited 1972 Printed in Italy by IGDA, Novara SBN O 85613 0001 For many years...agalmatolite 102 agate 30, 31, 32 alabaster 62 albite 112,113, 114 alexandrite 24 allanite 88 aJmandine...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...(Yugoslavia), son1e n1ines on Mount Amiata, Tuscany (Italy), and Almaden (Spain). In the United States it is |  | | Book | | (Federal Republic of, FRG) Great Britain Ireland Italy Netherlands Norway Portugal Spain Sweden Swi~erland...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...N. from the main railway station, landmark is a mine headframe. Tues.- Fri. 8.30-17.30 hrs.; Sat.- Sun |  | | Book | | times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...24 feldspar; triclink Pl. 44 microcline, Fig. 8 albite. No of axes - - - --Designations Interaxial...formation of spinel twins, and lamellar twinning in albite, respectively. Twins are formed according to various...A B C D 8 Lamellar twinning illustrated in albite. (A) Triclinic axial cross with interaxial angles...bite. (C) Two albite crystals, mirror images of each other, joine.d along b (the 'albite law'). The face |  | | Book | | aurifĂšres des roches volcaniques de Rodalquilar, Province d' Almeria. ARGENT Ag Cubique. Les cristaux nets...allongĂ©es Vue gĂ©nĂ©rale des installations de la mine d'or de l'entreprise nationale Adaro, Ă Rodalquilar...Guadalajara ; Guadalcanal, province de SĂ©ville et ceux de Las Her rerias, province d' Almeria. ELE,\J F...dans les mines de Jaroso, _Almagrcra, dans la province d'Almcria. De l'allemand W1SMUTH, d'origine inconnue...Ă©tain. Abondant en Saxe, Allemagne; Ă Sorata, province de La Paz, Bolivie; Kingsgate, Nouvelles Galles |  | | Journal (article/letter/editorial) | | Serrinha gold deposit in the Juruena-Teles Pires gold province is spatially and genetically related to the hydrothermal...mamoura@unb.br 0361-0128/06/3588/585-21 $6.00 gold province and is characterized by a disseminated-type granite-gold...Paleoproterozoic Gurupi belt.) The Juruena-Teles Pires gold province, from 1979 to 1997, had a cumulative production...primary gold mineralization is widespread in this province (Fig. 2), commonly hosted in Paleoproterozoic...Simplified geologic map of the Juruena-Teles Pires gold province (Botelho and Moura, 1998; Santos et al., 2001) |  | | Book | | is found Include Almaden (Spain), Monte Amlata (Italy), ldrija (Slovenia), Moschellandsberg (Germany)...(Peru). Almaden Is the oldest and largest mercury mine In the world. Hg Colour: t in-white Lustre; opacity:...Brunswick (Canada), Kern County (California, USA), Sardinia (Italy) and Sarawak (Borneo). Sb Colour: light grey...Russia, South Korea, Mexico, the Czech RepubUc and Italy. C Colour: black Lustre; opacity: dull metallic;...stannite when zinc-rich. Stannite is found at Etna Mine (South Dakota, USA), Seward Peninsula (Alaska, USA) | | | Book | | is found Include Almaden (Spain), Monte Amlata (Italy), ldrija (Slovenia), Moschellandsberg (Germany)...(Peru). Almaden Is the oldest and largest mercury mine In the world. Hg Colour: t in-white Lustre; opacity:...Brunswick (Canada), Kern County (California, USA), Sardinia (Italy) and Sarawak (Borneo). Sb Colour: light grey...Russia, South Korea, Mexico, the Czech RepubUc and Italy. C Colour: black Lustre; opacity: dull metall...stannite when zinc-rich. Stannite is found at Etna Mine (South Dakota, USA), Seward Peninsula (Alaska, USA) |  | | Journal (issue) | | miners drill holes in the rock at Taxco silver mine in Mexico. Right: North Sea drilling rig 'Claymore-A'...crystals set in an asbestos base from Sondrio in Italy. Actinolite has high mechanical sensitivity - this...(matrix) from Balzano, Italy. Below: Note the blackness of these crystals from Novara, Italy. ~ Actinolite forms...British Columbia (Canada), in the Alpine regions of Italy, in New Zealand, in Siberia (Russia) and in Alaska...particularly in the Ojuela result of some chemical Mine in Durango State. reaction that has occurred Significant |  | | Book | | Guastoni; Roberto Appiani. Originally published: Italy : Mondadori, 2003. [256] p. : col. photos. ; cm...CAPTIONS Page 1: Cuprite crystals from the Ray mine, Arizona Pages 2-3: Liroconite from PERFECT CLEAVAGE...Susa Valley, Piedmont, Italy Pages 8-9: Beryl from the Codera Valley, Lombardy, Italy Pages 42-43: Silver...Mount Bregaceto, Liguria, Italy Pages 104-105: Azurite crystals from Sardinia, Italy Pages 118-119: Boracite...160-161: Elbaite crystals from the island of Elba, Italy Pages 244-245: Whewellite crystals from the Czech |
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