 | Cangemi, Marianna, Bellanca, Adriana, Borin, Sara, Hopkinson, Laurence, Mapelli, Francesca, Neri, Rodolfo (2010) The genesis of actively growing siliceous stromatolites: Evidence from Lake Specchio di Venere, Pantelleria Island, Italy. Chemical Geology, 276 (3) 318-330 doi:10.1016/j.chemgeo.2010.06.017 | Journal (article/letter/editorial) | | Evidence from Lake Specchio di Venere, Pantelleria Island, Italy Marianna Cangemi a, Adriana Bellanca a...Studi di Palermo, Via Archirafi 36, 90123 Palermo, Italy Department of Food Science and Microbiology, Consorzio...Università degli Studi di Milano, 20133 Milan, Italy School of Environment and Technology, University...Specchio di Venere, on the volcanic island of Pantelleria, Italy, in a setting characterized by very...diagenetic tridymite in addition to amorphous silica (opal-A), whereas the non-porous stromatolite shows an |  | Censi, P., Cangemi, M., Brusca, L., Madonia, P., Saiano, F., Zuddas, P. (2015) The behavior of rare-earth elements, Zr and Hf during biologically-mediated deposition of silica-stromatolites and carbonate-rich microbial mats. Gondwana Research, 27 (1) 209-215 doi:10.1016/j.gr.2013.09.014 | Journal (article/letter/editorial) | | Palermo, Italy IAMC-CNR, UOS di Capo Granitola, Via del mare, 3, 91026 Cambobello di Mazara, Italy Istituto...Palermo, Italy d SAF Department, University of Palermo, Viale delle Scienze, 13, 90128 Palermo, Italy e Université...Silica-stromatolites Pantelleria Island a b s t r a c t Venere Lake, in the Pantelleria Island thermal system...consequence of hydrothermal reactions in Pantelleria Island, in the Central Mediterranean. The mechanisms...University of Palermo, Via Archirafi, 36 - 90123 Palermo, Italy. Tel.: +39 09123861639; fax: +39 3479662844. E-mail |  | | Journal (issue) | | ................................. 199 PRECIOUS OPAL DISCOVERIES IN OREGON. PEGMATITES. By David M........................................ 200 PANTELLERIA ISLAND ...........................................place: Jane Hagar Assorted cabochons of pale blue opal in agate, and assorted lapis lazuli : Jane Hagar...Smith Mr. and Mrs. Roy Cass Thomas Warren PRECIOUS OPAL DISCOVERIES IN OREGON Editor R & M: ls this just...mention the name of the cowboy who discovered the opal in Virgin Valley. I am making no claim at all but |  | | Book | | jasper, agate, and other forms of quartz, as well as opal. Non-English terms commonly used in English-language...crystal structure, for example, some varieties of opal or liquids like water or native mercury, are sometimes...Zealand), helsinkite (Helsinki, Finland), halite (Italy), missourite (Missouri River), monzonite (Monzoni...(Tingua Mountains, Brazil), vesuvite (Mt. Vesuvius, Italy), wyomingite, and yosemitite (Yosemite, California)...southern Crimea), vulsinite (Vulsinii, Etruscan tribe, Italy). Bibliography American Federation of Mineralogical |  | | Journal (article/letter/editorial) | | various rocks sampled worldwide (in the Caucasus, Italy, Slovakia, United States, Uzbekistan, New Zealand... 1 Garnet 332 Calcite 2494 Genthelvite 9 Opal Cancrinite 10 Gersdorffite 3 Orpiment Carnallite...central Slovakia [69, 72]; (i, j) anorthoclase, Pantelleria Island, fluids of the inclusions homogenized at... Trigila, “Spinel Lherzolite Nodules from Oahu Island (Hawaii): A Fluid Inclusion Study,” Bull. Mineral...Ultramafic Xenoliths from the Iblean Plateau, Sicily, Italy,” Mineral. Mag. 54 (375), 183–194 (1990). 50 |  | | Journal (article/letter/editorial) | | Institution of Washington, Washington DC 20015 1 Ocean island basalt (OIB) lavas from Mangaia, Cook Islands (Polynesia)...olivine-hosted sulfides from 20-million-year-old ocean island basalts from Mangaia (most extreme "33S measurement...beneath hotspots. 805 Heavy metals of the Santiago Island (Cape Verde) topsoils CABRAL PINTO, M.M.S.123,*...(*marinacp@ci.uc.pt) 3 University Jean Piaget, Santiago Island, Cape Verde 1 2 In this work we present maps of...Mn, Ni, Pb, V, Zn) in the soils of the Santiago Island and analyse their relationships with the geological |  | Djokic, Tara, Van Kranendonk, Martin J., Campbell, Kathleen A., Havig, Jeff R., Walter, Malcolm R., Guido, Diego M. (2021) A Reconstructed Subaerial Hot Spring Field in the ∼3.5 Billion-Year-Old Dresser Formation, North Pole Dome, Pilbara Craton, Western Australia. Astrobiology, 21 (1) 1-38 doi:10.1089/ast.2019.2072 | Journal (article/letter/editorial) | | cm), and in (D) cross-section (1 cm). Silica-rich (opal-A) deposits from known subaqueous hydrothermal environments...Such textures are also distinct from hydrothermal opal-A silica deposits forming in sublacustrine springs...a modern low-temperature (55–71C), subaqueous, opal-A hydrothermal vent chimney (Dekov et al., 2015)...crystals such as aragonite (e.g., Lake Venere, Italy: Cangemi et al., 2010; Christenson et al., 2015)...pool and precipitate noncrystalline opaline silica (opal-A) through air-cooled spray (Fig. 20A, C, G; Campbell |  | | Book | | minerals, glass and cryptocrystalline material Limonite Opal Rock-glass 3 Optically uniaxial minerals 54 ...symmetry. Amorphous substances, SlJch as glass or opal, are without development of crystal faces. Cubic...Clear positive relief; mineral stands out like an island. (b) No relief, negative relief; mineral forms...belong rock-glass, rare amorphous minerals (such as opal) and all crystals of cubic symmetry. In addition...inclusions in leucitite. Capo di Bove, Colli Albani, Italy. Uncrossed polarizers. Cleavage: imperfect on {llO} |  | | Book | | Istituto Nazionale di Geofisica e Vulcanologia Bologna Italy Bruce Christenson GNS Science Lower Hutt New Zealand...Earth Sciences University of Florence Florence Italy Jean Vandemeulebrouck Institut des Sciences de la...Hydrogeology of Volcanic Lakes: Examples from the Central Italy Volcanic Lake District . . . . . . . . . . . . ...Bologna, Via Donato Creti 12 CAP, 40128 Bologna, Italy e-mail: dmitri.rouwet@ingv.it F. Tassi Department...University of Florence, Florence, Italy F. Tassi CNR-IGG, Florence, Italy J. Vandemeulebrouck Laboratoire |  | | Journal (article/letter/editorial) | | boreholes in the Phlegrean Fields, Campania (South Italy) 28(1-2): 123-133 0016 Alderton, D. H. M.; Thompson...mineralogical studies of Lake Specchio di Venere, Pantelleria Island, Italy 40(1-2): 149-165 0067 Bacon, M. P. Glacial...eclogites from Verres, Val d'Aosta, Western Alps, Italy 50(1-3): 87-98 0082 Banat, K.; Forstner, U.; and...geochemistry in fluorite deposits from Sardinia (Italy) 40(1-2): 43-50 0096 Barbieri, M.; de Vivo, B...San Donato Unit barite mineralization (Calabria, Italy) 45(3-4): 279-288 0097 Barbieri, M.; Fornaseri |  | | Book | | and was followed by Bruno Zanettin (1980– 1984, Italy), Mike Le Bas (1984–2001, UK) and Bernard Bonin...(1975–80, Switzerland), Giuliano Bellieni (1980–84, Italy) and Alan Woolley (1984–2001, UK). During this time...constraints from the Barkly-West District, northern Cape Province, South Africa. Fifth International Kimberlite...the terms come from only seven countries – USA, Italy, Russian Federation, Norway, Germany, UK and France...times in the origin of new rock terms Number USA Italy Russian Federation from Greek Norway Germany UK |  | | Book | | Sect. 2.5). For instance, calcite, aragonite and opal form skeletons or shells of microorganisms and invertebrates...is opal-A, SiO2·nH2O, with the varieties opal-AN (hyalite, potch opal) and opal-AG (precious opal; 7...62a, b). Like other, initially amorphous minerals, opal—growing in free space and under the influence of...leading to opalescence and iridescence on precious opal (. Fig. 11.62a), adularescence on the K-feldspar...attractive semi-precious gem-quality variety of opal, SiO2·nH2O, has a Mohs' hardness of only 5½–6½ and |  | | Journal (article/letter/editorial) | | Ca’Foscari of Venice, Italy 3 Accademia Nazionale dei Lincei, Italy 4 University of Padua, Italy 5 Ufficio Idrografico...Provincia Autonoma di Bolzano, Italy 6 Waterstones geomonitoring, Varna, Italy 7 Ufficio Geologia, Provincia...Provincia Autonoma di Bolzano, Italy 8 Russian Academy of Sciences, Russia 9 University of Innsbruck, Austria...Switzerland 11 University of Pavia, Italy 12 University of Trieste, Italy 1 2 Low latitude ice cores offer...cores on Alto dell’Ortles (3859 m, South Tyrol, Italy) the highest glacier in the eastern Alps. We have |  | | Book | | Alcatore Creek, Eastern Otago, Dunedin, South Island, New Zealand. H= 6, Djj4= 3.48, D(,= 3.47, VHIE...Al)802o(OH)4*4H20, 0 Syst=? Monte Chiaro, Taro Valley, Italy. H=?, Dvv,=?, Dp=?, VHIE 08c. Veniale & van der...Trie. Earthy yellow. Temple Rock, Utah, USA, and. Island Mt., Trinity Co., California, USA. H=?, Djjj=?...greyish, yellowish, reddish. Tolfa, Roma (near), Italy. H= 3.5-4, Dj44= 2.69, D(;= 2.839, VIB 03a. Beudant...white. Larderello, Val di Cecina, Piza, Toscana, Italy. H=?, Djjj= 1.765, D(,= 1.759, Vc 08. Schaller, |  | | Report (issue) | | including, perhaps, places in the Basin and Range province of the United States. Eight minerals or mineral...differentiated granite in northwestern Zhejiang Province, China, near some of that Province’s large, s...tuffaceous limy lacustrine sediments, such as those in Italy, are likely to occur in similar young alkalic volcanic...lacustrine sediments outside of the Latium Region of Italy. Other promising new areas of research could be...at about 140 °C, Berbes subdistrict, Asturias Province, Spain. equiv. wt. % NaCl: 83; cations: 34 1 |  | | Report (issue) | | ____ _ Antarctic region (Balleny Islands, Ross Island, and South Shetland Islands) ______________________...-------_______ Hungary___________________________________ ItalY-------------------------------------PortugaL __...-_--_-_--------_Antarctic region (Balleny Islands, Ross Island, and South Shetland Islands) _______ - _- __ -...__ _ _ _ _ Rfo Hondo area, Santiago del Estero Province, Argentina, showing location of springs______...thermal springs_________________________ Sii.o Miguel Island, Azores, showing location of thermal springs_______ |  | | Book (volume) | | language Tlingit language Na Guardis Island (Spain) USE Guardia Island (Spain) Na-hsi (Chinese people) USE...Cyclone Nadia, 1994 Nadiia River (Italy and Slovenia) USE Natisone River (Italy and Slovenia) Nadj (Saudi Arabia)...Nagliati Palace (Ferrara, Italy) USE Palazzo Nagliati-Braghini-Rossetti (Ferrara, Italy) Nagna (South Asian...(Xiangkhoang Province and Viangchan Prefecture, Laos) USE Ngum River (Xiangkhoang Province and Viangchan...(Stratigraphy)—Namibia Nama Island (Micronesia) (Not Subd Geog) UF D’Urville Island (Micronesia) Namo Island (Micronesia) |  | | Book (volume) | | people) USE Yaka (African people) (China) Taipa Island (China) I-liu District UF laido Gilbertese... (China) 1860 USE Expedition of the Thousand, Italy, 1860 Miller Building (New York, N.Y.) UF Miller...Interstate 25 USE AM I BT (China) mille, Italy, I-beams, Steel 1-25 Interstate USE Yimeng Mountain...people) lato (Italy) Jato (Italy) BT Mountains — Italy lato Iatrogenic diseases BT (Italy) (May Subd...Mountain (Italy) lato Mountain (Sicily) [Former heading] letas Mountain (Italy) Jato Mountain (Italy) Mountain |  | | Report (issue) | | tridymite from San Pietro Montagno, Euganean Hills, Italy; see also A. Lacroix 11922, p. 220), and L. L. Ray...disordered cristobalites and tridymites. The fire opal from Zimapan, Mexico, is extremely disordered and...The extremely disordered cristobalite in a wood opal has the thermal inversion effect at only 70° C....in heating anorthoclase feldspars from the Pantelleria Island, is convincing’’. Dittler and Kohler’s corresponding...Forstner, H. (1883) Uber die Feldspithe von Pantelleria. Zs. f. Krist., vol. 8, p. 125-202. 4 ———— (1884) |  | | Report (issue) | | ferromanganese nodules on the seabed off Johnston Island within the United States Exclusive Economic Zone...Siberian flood basalt province in Russia, which is the largest flood basalt province in the world.........complexes that are part of the Nikolai large igneous province.................................................depositional systems with an emphasis on barrier island location, morphology, and depositional environments...lithium-cesium-tantalum light-emitting diode large igneous province lowest observable effect limit log of oxygen fugacity |  | | Report (volume) | | Kassel, Hesse C MCo Fe Greenland G2 Disko Island, Kitaa Prov. C Ult Gra, Fe, Pb, Arm, Sha, Tro...native iron in the crust, for example at Disko Island in central west Greenland, and the Urals in Russia...graphitebearing glassy Tertiary basalts on and around Disko Island, Greenland (individual iron masses > 20 tons; Nordenskiöld...N-Cu-PGE Deposit, Sichuan Province; and (4) at Liu Village, Henan Province. These deposits incorporate...mine, Kurumen, Kalahari Manganese fields, Cape Province, South Africa. (g) Stichtite [Mg6Cr2CO3(OH)16·4H2O] |  | | Report (volume) | | 961-985, pis. Ixii-lxiii. The geology of 'the island of Mount Desert, Maine, by Nathaniel Southgate... lix, Ix. . . The glacial brick clays of Rhode Island and southeastern Massachusetts, by N. S. Shaler...pi. Ixxxiii. A geological sketch of San Clemente Island, by William Sidney Tangier Smith, pp. 459-496,... Price, 25 cents. 10.1. Insect fauna of Rhode Island coal field, by Samuel Hubbard Scudder. 1893. 27pp...5 cents. 115. A geographic dictionary of Rhode Island, by Henry Gannett. 1894. 31 pp. Price, 5 cents |  | | Report (volume) | | on fluid inclusions was held in 1977 in Guangxi Province in the People's Republic of China; it resulted...Penninic series of the Tauern i Window, Tyrol, Austria/Italy). White, in a series of papers (e.g., 1973) suggested...inclusions in some feldspar crystals from Ascension Island (Roedder and Coombs, 1967) that single-crystal...>50% of NaCl and other salts, as in the Ascension Island granites (Roedder and Coombs, 1967) or in the various...have been looked for but not found at Ascension Island (Roedder and Coombs, 1967). Vanko and Bishop (1982) |
|
