 | | Journal (article/letter/editorial) | | in a peralkaline rhyolitic ignimbrite from Pantelleria, Italy 1,* 1 _ BOGUSŁAW BAGINSKI , RAY MACDONALD1...peralkaline rhyolitic ignimbrite from the island of Pantelleria, Italy. The mineral formed during devitrification...Key-words: tuhualite: peralkaline ignimbrite; Pantelleria; compositional variation; conditions of formation...(∼130 ka present) from the type locality, Mayor Island, New Zealand (Marshall, 1932, 1936), and in a 390–392...peralkaline rhyolitic ignimbrite from the island of Pantelleria, Italy, providing the first substantial analytical |  | Macdonald, Ray, Sumita, Mari, Schmincke, Hans-Ulrich, Bagiński, Bogusław, White, John C., Ilnicki, Sławomir S. (2015) Peralkaline felsic magmatism at the Nemrut volcano, Turkey: impact of volcanism on the evolution of Lake Van (Anatolia) IV. Contributions to Mineralogy and Petrology, 169 (4) doi:10.1007/s00410-015-1127-6 | Journal (article/letter/editorial) | | with data from the peralkaline rhyolites of Pantelleria, Italy, where the alkali feldspars evolve to a composition...the host. Apatite Both hydroxylapatite and fluorapatite are present (Table 4; Table 2c in ESM), but...data for peralkaline rhyolites from Pantelleria (Italy), Mayor Island (New Zealand), Gedemsa (Ethiopia)...Neave et al. (2012) for several eruptions on Pantelleria). Geothermobarometry Coexisting FeTi oxides...Springs Wash, Nevada (Novak and Mahood (1986), Pantelleria, Italy (White et al. 2005), Eburru, Kenya (Ren et |  | | Journal (article/letter/editorial) | | contact metamorphic rocks from Switzerland and Italy (Trommsdorff et al. 1985), and the second finding...from pantellerite and ignimbrite of the Pantelleria island in Italy. The main goal of this study is to provide...Sierras Pampeanas (SPO) are outlined within Córdoba province; the Sierra Norte–Ambargasta batholith is in bold...magnetite, Th,Y-bearing zircon and very rare fluorapatite; tourmaline and fluorite are occasionally present...Ab = 24–30%, An: 1–3%). Magnetite, zircon and fluorapatite occur early in the crystallization sequence |  | | Journal (article/letter/editorial) | | The Geochemistry of Volcanic Rocks from Pantelleria Island, Sicily Channel: Petrogenesis and Characteristics...OSSERVATORIO VESUVIANO, V. MANZONI 249, NAPOLI, I-80123, ITALY 2 DIP. GEOFISICA E VULCANOLOGIA, UNIVERSITÀ ‘FEDERICO...NAPOLI, L.GO S. MARCELLINO 10, NAPOLI, I-80138, ITALY 3 DEPARTMENT OF GEOLOGICAL SCIENCES, UNIVERSITY...mafic and felsic volcanic rocks from the island of Pantelleria. The mafic rocks, mostly basalts, range...di Napoli, L.go S.Marcellino 10, Napoli, I80138, Italy. Telephone: +39 81 5803110. Fax: +39 81 5527631 |  | | Journal (article/letter/editorial) | | euxenite-(Y), monazite-(Ce), xenotime-(Y), fluorapatite, bastnaesite-(Ce), and parisite(Ce) are also...Euxenite-(Y) Bastnaesite-(Ce) Parisite-(Ce) Fluorapatite Monazite-(Ce) Xenotime-(Ce) Fluorite Tveitite-(Y)...characterized by a high ThO2 content (Table 3). Fluorapatite contains ~2.3 wt % (LnCe)2O3 (Table 3). Xenotime-(Y)... Th P 3.10 0.91 0.98 F 1.47 – – (1) Fluorapatite; (2–4) monazite-(Ce); (5–7) xenotime-(Y). Formula... euxenite-(Y), monazite-(Ce), xenotime-(Y), fluorapatite, bastnaesite-(Ce), parisite-(Ce)) crystallized |  | | Journal (article/letter/editorial) | | crystalline inclusions, we identified hedenbergite, fluorapatite, and pyrrhotite in the trachydacites and Farfvedsonite...the ignimbrites and pantellerites of the Island of Pantelleria (Solovova et al., 2010). Daughter villiaumite...composition of the apatite inclusions corresponds to fluorapatite with up to 6.2 wt % F. In addition, it is rich...chevkinite from the peralkaline granites of the Sichuan Province, China (Yang et al., 2002). Note also that chevkinite...were observed in the pantellerites of the Island of Pantelleria (up to 4.3 wt %; Kovalenko et al., 1988) |  | | Journal (article/letter/editorial) | | of the Strange Lake granite pluton (Quebec e- province, Canada) that stores economic REE mineralization...grains of fluorite. The accessories are zircon, fluorapatite, monazite-Ce, xenotyme, chevkinite, and rutile...intergrown with al cerianite, chevkinite, and fluorapatite, as well as euhedral zircon microlites. Zircon...phenocrysts of agpaitic acid volcanic rocks from Pantelleria Island. Doklady Earth Science 433, 978–981. DOI:...inclusions. a: mica inclusion that encloses zircon, fluorapatite and titanomagnetite in quartz-sanidine symplectite |  | | Report (issue) | | including, perhaps, places in the Basin and Range province of the United States. Eight minerals or mineral... cryolite, sellaite, villiaumite, fluorite, fluorapatite (in phosphorites), various phyllosilicates,...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 |  | | 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, |  | | 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 | | Baltic Sea, e.g., in southern England and on the island of Rügen, northeastern Germany. The Charales (stoneworts)...al. 2008). From inorganic hydroxylapatite and fluorapatite, formed by geological processes, biogenic apatite...In contrast, rock-forming hydroxylapatite or fluorapatite grown during geological processes forms short...apatite, the simpler structure of inorganic fluorapatite is shown. Dark blue triangles with red spheres:...(oxy-)hydroxides of Fe. The biggest occurrence is Disko Island, Greenland, where basaltic magma penetrated lignite |  | | 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) | | 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) |
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