 | | 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) | | 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) | | Life Sciences, University of Genoa, 16132 Genoa, Italy; gaggero@dipteris.unige.it (L.G.); foxy25@hotmail...complex of S. Francesco of Castelletto (Genoa, Italy) preserve traces of varicolored paint layers. Microscopic...continental (Hungary and France) and maritime (Sardinia, Cyprus, or Veneto) routes between the 13th and...numerous examples of calcium carbonate [10–13] or gypsum-based [14,15] ground layers. Moreover, rare cases...complex of S. Francesco of Castelletto (Genoa, Italy), were catalogued: the typological and stylistic |  | | Journal (article/letter/editorial) | | gibbsite, biotite, chlorite, muscovite, 429 Groverake mine, Rookhope, Weardale, Durham, copper, copiapite,...lepidolite, 289 Derbyshire Cobbler mine, Bonsall, fluorite, 4oi Jughole mine, Masson Hill, Matlock, fluorite...fluorite, baryte, 81 I Ladywash mine, Eyam, fluorite, 4Ol Mare Tot mine, Castleton, fluorite (Blue John), 363...Masson Hill, Matlock, fluorite, baryte, 81 I Oxclose mine, Masson Hill, Matlock, fluorite, baryte, bravoite...Ardara, Donegal, staurolite, 672 Bray Head, Wicklow, gypsum (in railway tunnel), 818 Bunnahowna, Renoyle Point |  | | 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 |  | 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 |  | | Book | | with Orbis Publishing Limited abcdefgh Printed in Italy by IGDA, Novara Adapted from the original Italian...greenockite I1 greenovite 81 grossularite 78 gummite 36 gypsum 62 halides 20 halite 20 halotrichite 60 hambergite...(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...especially near Kimberley); diamonds from the Kimberley mine are embedded in ultrabasic blue rock called kimberlite |  | | 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 |  | | Book (volume) | | Spain by F. Vazquez Guzman Portugal by D. Thadeu Italy by P. Zuffardi European part of the U.S.S.R. by...feldspar, asbestos, talc, barite, fluorite, celesrine, gypsum, anhydrite, magnesite, bromine, bentonite, kaolin...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...Luxembourg) and Aquitaine Basin (zone E) Iron. Sulphur Gypsum and anhydrite . Phosphate Siderolithique (iron |  | | 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 |  | | | | Translation © Orbis Publishing Limited 1972 Printed in Italy by |GDA, Novara SBN O 85613 0001 For many years...greenockite 11 greenovite 81 grossularite 78 gummite 36 gypsum 62 halides 20 halite 20 halotrichite 60 hambergite...(Yugoslavia), some mines on Mount Amiata, Tuscany (Italy), and Almadén (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 | | Translation © Orbis Publishing Limited 1972 Printed in Italy by IGDA, Novara SBN O 85613 0001 For many years...greenockite 11 greenovite 81 grossularite 78 gummite 36 gypsum 62 halides 20 halite 20 halotrichite 60 hambergite...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 | | Geografico De Agostini, Novara 1967 Printed in Italy by IGDA, Novara SBN 0 85613 108 3 Crystallography...crystallographic axes of the crystal, and it is usual to gypsum, crocoite and orthoclase, are also prismatic in...transparent crystals like calcite, fluorite and gypsum, it was possible to observe in them a series of...rhombohedron, in galena and rock salt a cube, and in gypsum the easiest cleavage follows a pinacoid, giving...are wolframite, azurite, malachite, colemanite, gypsum, crocoite, brazilianite, monazite, vivianite, erythrite |  | | Book (edition) | | orpiment (holohedral) azurite malachite 2/m gypsum OA2.P epidote pyroxenes amphiboles micas monoclinic...orthoclase; (3, 4) contact twins of fluorite gypsum (.swallowtail) and cassiterite (intergrowth);...micaceous in this case), the tabular aggregates of gypsum and barite, and the radiating- spherulitic aggregates...minerals: for example, "swallowtail" crystals of gypsum, small "v" s in intergrowing crystals of cassiterite...HARDNESS minium powder ( + 1. TALC 6. 2. GYPSUM 7. ) 3. 4. 5. sulfur ^/sjpowder (_) positive |  | | Book | | times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...Law etc. (cf. also pyrite, p. 92; quartz, p. 127; gypsum, p. 177; feldspar, p. 242, etc.). A twinned crystal...pyrolusite, or other minerals. Tabular minerals (gypsum, barite, hematire) may occasionally form rosettes...hernacite calcite, magnesite, dolomite anh~drite, gypsum apatite olivine, andalusite, kyanite, staurolite...calcareous tufa (in part); halite (rock salt) with gypsum and anhydrite; manganese sinter, iron oolites 11 |  | | Book | | museum quality but many minerals can be found on mine dumps or can be purchased or traded. After introducing...Gottlob Werner (1750-1817), a German geologist. Gypsum (Chihuahua, Mexico) ._23- As mineralogists studied...Quartz 6 Feldspar 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc All that the scale tells us is that mineral...in native copper and silver; wedge-shaped, as in gypsum; spear-shaped, as in descloizite. Many minerals...over its beer: to go underground in a non-working mine is sheer folly unless you are accompanied by someone |  | | Book | | do Sul, Brazil * 12.5 x 10 x 10.5 cm Page 252: Gypsum rosette, Red River floodway, Winnipeg, Manitoba...resulting in well-formed collectible crystals such as gypsum (page 252) and epidote (page 221). Solid crystal-filled...new ones are being discovered every year. How Gypsum can we tell them apart? The first step a mineralogist...fine way to recognize their hard work! é oe Gypsum (selenite variety), Galetta, Ontario, Canada *...and we see it as colorless or white (for example, gypsum). Many minerals would be colorless if they were | | | Book | | do Sul, Brazil * 12.5 x 10 x 10.5 em Page 252: Gypsum rosette, Red River floodway, Winnipeg, Manitoba...resulting in well-formed collectible crystals such as gypsum (page 252) and epidote (page 221). Solid crystal-filled...mineral’s physical properties in order to identify Gypsum it. Many minerals have very characteristic physical...museum — a fine way to recognize their hard work! Gypsum (selenite variety), Galetta, Ontario, Canada *...directions and interfere with each other. (for example, gypsum). Many minerals would be colorless if they were |  | | Book | | fibrous structure, as in satin spar, a variety of gypsum Greasy produced by an irregular surface Earthy...Mineral Ta lc Number 6 Mineral Orthoclase 2 Gypsum 7 Quartz 3 Calcite 8 Topaz 4 Fluorite ...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 | | | Book | | fibrous structure, as in satin spar, a variety of gypsum Greasy produced by an irregular surface Earthy...Mineral Ta lc Number 1 6 Mineral Orthoclase 2 Gypsum 7 Quartz 3 Calcite 8 Topaz 4 Fluorite ...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 |  | | Journal (issue) | | miners drill holes in the rock at Taxco silver mine in Mexico. Right: North Sea drilling rig 'Claymore-A'...There are approximately 130 minerals in this group. Gypsum, the most abundant, is important in the construction...length, breadth or height as any other. Example: gypsum. Triclinic - The least symmetrical of the crystal...by a human fingernail. Greasy to the touch. 2. Gypsum- Can be scratched by a fingernail, but not easily...crystals set in an asbestos base from Sondrio in Italy. Actinolite has high mechanical sensitivity - this |  | | 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 |  | | Journal (issue) | | 71 An Occurrence of Djurleite at West Caradon Mine, Cornwall I.A. Lawrence 81 NOTE Cinnabar from...to 1'. Pieces 2'x 2' to 4'x 3' from £5. FLORENCE MINE. CUMBRIA, Botryoidal Hematite, plus some pieces...para-a1umohydrocalcite and possibly alumohydrocalcite, and gypsum are likewise associated with heavily oxidised pyritiferous...waste rock , obtained by digging into the overgrown mine dumps on the flat ground behind the ruined Richmont...grown gypsum crystals, up to 6 cm in length, occur within clay gouge along the fault plane. Gypsum also |
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