 | | Report (issue) | | 3 2=m; 3m; or 32: roughly hexagonal in shape, not of measurable quality. Physical Properties: D(calc.)...= 26.580(21) X-ray Powder Pattern: Pitigliano, Italy. 3.72 (100), 3.59 (43), 3.81 (42), 3.56 (39), 2...03 [100.00] [100.00] (1) Pitigliano, Italy; by a variety of techniques including AA and XRF, recalculated...(OH)0:70 (CO3 )0:41 Cl0:12 ]§=2:77 ² 0:86H2 O: (2) Ariccia, Italy; methods as for (1), corresponding to (Na4:16...metasomatized pumice blocks, thought to be the product of a syntectic process between a trachytic magma and |  | Bellatreccia, F., Camara, F., Ottolini, L., Della Ventura, G., Cibin, G., Mottana, A. (2005) WILUITE FROM ARICCIA, LATIUM, ITALY: OCCURRENCE AND CRYSTAL STRUCTURE. The Canadian Mineralogist, 43 (5) 1457-1468 doi:10.2113/gscanmin.43.5.1457 | Journal (article/letter/editorial) | | 43, pp. 1457-1468 (2005) WILUITE FROM ARICCIA, LATIUM, ITALY: OCCURRENCE AND CRYSTAL STRUCTURE FABIO...Sapienza”, Piazzale Aldo Moro 5, I–00185 Roma, Italy, and Dipartimento di Scienze Geologiche, Università...Tre, Largo S. Leonardo Murialdo 1, I–00146 Roma, Italy FERNANDO CÁMARA AND LUISA OTTOLINI CNR – Istituto...Georisorse, Sede di Pavia, via Ferrata 1, I–27100 Pavia, Italy GIANCARLO DELLA VENTURA§, GIANNANTONIO CIBIN AND...Leonardo Murialdo 1, I–00146 Roma, Italy ABSTRACT We report a new occurrence of the rare mineral wiluite, the |  | Bellatreccia, Fabio, Della Ventura, Giancarlo, Ottolini, Luisa, Libowitzky, Eugen, Beran, Anton (2005) The quantitative analysis of OH in vesuvianite: a polarized FTIR and SIMS study. Physics and Chemistry of Minerals, 32 (1) 65-76 doi:10.1007/s00269-004-0437-4 | Journal (article/letter/editorial) | | Æ Anton Beran The quantitative analysis of OH in vesuvianite: a polarized FTIR and SIMS study Received:...well-characterized suite of vesuvianite samples from the volcanic ejecta (skarn or syenites) from Latium (Italy) was studied...OH-stretching FTIR spectra consist of a rather well-defined triplet of broad bands at higher-frequency (3...changing direction of the E vector of the incident radiation show that the orientation of the O(11)–H(1)...OHc35, in excellent agreement with the neutron data of Lager et al. (Can Mineral 37:763, 1999). A SIMS-based |  | | Journal (article/letter/editorial) | | Isotopic Composition of Carbonates in Lavas and Ejectites from the Alban Hills, Italy M. FOIaNASEI~Iand...FOIaNASEI~Iand B. T u ~ I Institute of Geochemistry, Rome University Received June 6, 1969 Abstract. Carbon and oxygen...ejectites and sedimentary formations in the region of the Alban Hills. The calcite occurring in the laves...observed in sedimentary carbonates, except in the case of one particular flow, where unusually low ~ laC values...latter are discussed in terms of a possible contribution of organic carbon or of isotopically light carbonates |  | | Report (issue) | | 84)Σ=5Si17.99O68[(OH)2.03O7.97]Σ=10. (2) Ariccia, Rome, Latium, Italy; average electron microprobe analysis...Mineral Group: Vesuvianite group. Occurrence: In metasomatized skarn (Russia). In fragments of metasomatized...metasomatized carbonate-rich xenoliths in volcanic ejecta (Italy). Association: Grossular, serpentine minerals, carbonate...In the ignimbrite quarry of Parco Chigi, Ariccia community, Rome, Latium, Italy. Name: For the Wilui River...River, Russia. Type Material: Canadian Museum of Nature, Ottawa, Ontario, Canada. References: (1) Groat |  | | Report (issue) | | Vesuvianite Ca19 (Al; Mg)13 B0¡5Si 18O68 (OH; O; F)10 ° c 2001 Mineral Data Publishing, ver sion 1...[Canzµo coli, Val di Fiemme, Trentino-Alto Adige], Italy. 2.759 (10), 2.599 (8), 1.625 (8), 2.948 (6), 2...skarns formed during contact or regional metamorphism of limestones; in garnetized gabbros, ma¯c and ultrama¯c...throughout the world. In Italy, at Monte Somma and Vesuvius, Campania; Ariccia, Lazio; Val di Fassa, Trentino-Alto...Mountains, and near Chernyshevsk, at the con°uence of the Akhtaragdy and Vilyui Rivers, Yakutia. In the |  | | Journal (issue) | | are the basic stuff of the Earth, and their study will always remain at the core of the Earth Sciences...veramente la voglia di ricerca mineralogica nel Lazio. 3 Il Cercapietre, 2017, 4-7 www.gminromano.it...durante le fasi esplosive dai vari vulcani del Lazio. Sono infatti costituiti da rocce che hanno subito...completa sugli zirconi di Bassano Romano e del Lazio in generale si rimanda all’articolo di Mattei et...generazioni di ricercatori, dimostrando che nel Lazio si possono ancora trovare proietti contenenti minerali |  | | Journal (issue) | | ambito mineralogico e petrografico della regione Lazio SEDE: c/o MUST – Museo Universitario di Scienze...- 8 dicembre 2019 V. Nasti 17 L’anatasio nel Lazio, nuovi ritrovamenti R. Begini, M. Corsaletti, G...ambito mineralogico e/o petrografico della regione Lazio. Per ultimo, la sottoscrizione con il Direttore...bassa Toscana e le località mineralogiche dell’alto Lazio nel Distretto Vulcanico Vulsino. Non tardò comunque...scherzosamente chiamammo “Schegge dai Vulcani del Lazio” (sezione didattica nella 27^ Mostra di Minerali |  | | Journal (issue) | | offers. Back Issues You can order back issues of Treasures of the Eanh by phoning (0990) 673331 (Mon-Fri...9am-5pm). Or write to: Back Issues Department, Treasures of the Eanh, Orbis Publishing Ltd, PO Box 1, Hastings...number(sl and the number of copies of each issue you require. 3. Your payment of the cover price plus 50p...A=MineralsNersionB=Gems) and enclose your payment of £4.95 (includes p&p) per tray. ISSUE 55 GEMSTONES...will receive as part of your collection. r----------------- Steatite, Vesuvianite MINERALS --------------- |  | | Journal (issue) | | Letarouilly, Collegio della Sapienza, in Edifices de Rome Moderne, 1860. Sede, ai tempi di Gismondi, dell’Archiginnasio...esistono, tra l’altro, campioni di minerali del Lazio (presumibilmente raccolti da Gismondi e oggetto...regionale per i beni culturali e il paesaggio del Lazio, alla Sovrintendenza ai Beni culturali di Roma,...Constitution, petrology, affiliations and categories of miarolitic pegmatites Memorie della Società Italiana...Graphic Structure of granitic pegmatites - In: Selected Works VI. Academy of Sciences of the USSR, Moscow |  | | Journal (article/letter/editorial) | | H3A 0C4 peter.tarassoff@mail.mcgill.ca All photos of specimens from the Marco Amabili collection Figure...top-quality specimens, many of them world-class. Especially notable are some of the finest specimens from...in the Asbestos–Thetford Mines–Black Lake region of Québec, Canada. In his professional life Dr. Marco...engineering. He is an authority on the nonlinear vibrations of thin-walled structures such as aircraft fuselages...or coauthor of hundreds of scientific publications, including two books. He is a Fellow of the Canadian |  | | Journal (issue) | | I-50121 Firenze 4 Departement of Geological Sciences, University of Idaho, Moscow Idaho, 83844-3022...clinopirosseno augitico, mica biotite, ossidi di ferro, vesuvianite in piccoli cristalli prismatici allungati bruno-verdastri...Pucci. Fig. 3. Vesuvianite, cristallo maggiore 1,5 mm. Foto R. Pucci. Fig. 4. Vesuvianite, 1,5 mm. Foto...P.R. (1996) Crystal chemistry and IR spectroscopy of Cl- Bellatreccia F. et. al.: La fantappièite, nuovo...(2000) - The crystal structure of franzinite, the ten-layer mineral of the cancrinitegroup - Canadian |  | | Journal (article/letter/editorial) | | collection T he vesuvianite group presently consists of four minerals: vesuvianite, fluorvesuvianite...are found worldwide in a variety of forms and colors, and vesuvianite is also a minor gem mineral. Besides... minerals of the vesuvianite group are the subject of ongoing research interest because of their complicated...structure. ;(?6564@6-;/,=,:<=0(50;,.96<7 Members of this group are tetragonal silicates (space group...accepted species are given in the table below. Vesuvianite nomenclature has a long and troubled history |  | | Journal (article/letter/editorial) | | C. Freda Æ M. Gaeta Oxygen isotope geochemistry of pyroclastic clinopyroxene monitors carbonate contributions...oxygen isotope geochemistry and chemical composition of clinopyroxene crystals from Alban Hills pyroclastic...pyroclastic deposits constrain the petrological evolution of ultrapotassic Roman-type rocks. Volcanic eruptions...that they were derived from a continuous process of crystal fractionation. Based on the d18O and trace...set the oxygen isotope composition of primary magmas in the range of uncontaminated mantle rocks (5.5&) |  | | Journal (article/letter/editorial) | | Mineralogia della UniversitY, Pavia, Italy The Crystal Structure of a Vesuvianite with P4/n Symmetry G. Giuseppetti...Summary The crystal structure of green vesuvianite from Val d'Ala (Piemonte, Italy): Ca19A14 (A1,Mg,Fea§ O7)4(OH...The lowering of the symmetry from that usual in vesuvianites is due to the ordering of two atoms (Ca...multiplicities double the number of such atoms in the unit cell. The possible occurrence of vesuvianites with P4...the crystal structure of the yellow vesuvianite from Canzocoli (Predazzo, Italy). Zusammenfassung Die |  | | Journal (issue) | | and , Official Journal · of the Rocks and Minerals Association A Magazine for Mineralogists, Gcologis...Whole No. 1bs ART OF GEM CUTTING NlW THIRD IDITION The New Third Edition of THE ART OF GEM CUTTING will...contains complete and modern techniques on the cutting of all eem stones, including facet styles, other than...Dake, editor of the Minera'o1ist, and Richard M. Pearl, certified gemologist . THE ART OF GEM CUTTING...CUTTING includes a great deal of new data invaluable as a guide and reference for the amateur and professional |  | Groat, L. A., Evans, R. J., Cempirek, J., McCammon, C., Houzar, S. (2013) Fe-rich and As-bearing vesuvianite and wiluite from Kozlov, Czech Republic. American Mineralogist, 98 (7) 1330-1337 doi:10.2138/am.2013.4358 | Journal (article/letter/editorial) | | pages 1330–1337, 2013 Fe-rich and As-bearing vesuvianite and wiluite from Kozlov, Czech Republic Lee A...Houzar3 1 Department of Earth, Ocean, and Atmospheric Sciences, University of British Columbia, Vancouver...Bayreuth, D-95440 Bayreuth, Germany 3 Department of Mineralogy and Petrography, Moravian Museum, Zelný...659 37 Brno, Czech Republic Abstract Green vesuvianite crystals occur with garnet and calcite in a hand...The average electron microprobe composition of the vesuvianite shows 12.10 wt% Fe2O3 (4.66 Fe pfu), 2.77 |  | Galuskin, E. V., Galuskina, I. O., Stadnicka, K., Armbruster, T., Kozanecki, M. (2007) THE CRYSTAL STRUCTURE OF Si-DEFICIENT, OH-SUBSTITUTED, BORON-BEARING VESUVIANITE FROM THE WILUY RIVER, SAKHA-YAKUTIA, RUSSIA. The Canadian Mineralogist, 45 (2) 239-248 doi:10.2113/gscanmin.45.2.239 | Journal (article/letter/editorial) | | THE CRYSTAL STRUCTURE OF Si-DEFICIENT, OH-SUBSTITUTED, BORON-BEARING VESUVIANITE FROM THE WILUY RIVER...Faculty of Earth Sciences, Department of Geochemistry, Mineralogy and Petrography, University of Silesia...41–200 Sosnowiec, Poland Katarzyna STADNICKA Faculty of Chemistry, Jagiellonian University, Ingardena 3,...Chemical and Mineralogical Crystallography, University of Bern, Freiestr. 3, CH–3012 Bern, Switzerland Marcin...Department of Molecular Physics, Żeromskiego 116, 90–924 Łódż, Poland Abstract The crystal structure of a Si-deficient |  | | Book | | ColorTreasury of CRYSTALS Digitized bv the Internet Archive 1t CRYSTALS SYMMETRY IN THE MINERAL...The meaning of What 7 8 is 'crystal' a crystal? Symmetry and symbolism The shapes of crystals 10...Triclinic system Development of crystals Twinning 15 Aggregates Regular growth of crystals All photographs...by Carlo Bevilacqua Translated from the Italian of Vincenzo De Michele © Orbis Publishing Limited...1967 Printed in Italy by IGDA, Novara 1972 by Crown Publishers Inc Translation Library of Congress Catalog | | | Book | | principles of the subject and enables the reader to grasp some of the fundamental concepts of the structure...structure of crystals: Bravais lattices, Miller indices, symmetry, and _ . the brilliant theories of the...‘father of crystallography’, Rene-Just Hauy. The introductory text is a curtain-raiser for one of the finest...finest collections of crystal colour photographs ever assembled. SBN: 0 85613 108 3 CRYSTALS SYMMETRY...15 The meaning of ‘crystal’ What is a crystal? Symmetry and symbolism The shapes of crystals Crystallographic |  | | Journal (article/letter/editorial) | | Presence and zoning of hydrous components in leucite from the Alban Hills volcano, Rome, Italy Giancarlo Della...I-00146 Roma, Italy 2 I.N.F.N., Laboratori Nazionali di Frascati, Frascati (Roma), Italy 1 Abstract...reports a single-crystal FTIR spectroscopic study of leucite, a nominally anhydrous mineral (NAM). Several...localities in the Alban Hills volcanic area (Latium, Italy) were analyzed. The FTIR spectra collected in the...absorption consisting of overlapping components at 3604, 3500, and 3245 cm–1. The occurrence of a well-defined |  | Panikorovskii, Taras L., Krivovichev, Sergey V., Galuskin, Evgeny V., Shilovskikh, Vladimir V., Mazur, Anton S., Bazai, Ayya V. (2016) Si-deficient, OH-substituted, boron-bearing vesuvianite from Sakha-Yakutia, Russia: a combined single-crystal, 1H MAS-NMR and IR spectroscopic study. European Journal of Mineralogy, 28 (5) 931-941 doi:10.1127/ejm/2016/0028-2570 | Journal (article/letter/editorial) | | Si-deficient, OH-substituted, boron-bearing vesuvianite from Sakha-Yakutia, Russia: a combined single-crystal...ANTON S. MAZUR5 and AYYA V. BAZAI6 1 Department of Crystallography, Saint-Petersburg State University...panikorovsky@spbu.ru 2 Institute of Silicate Chemistry, Russian Academy of Sciences, Makarova Emb. 6, 199034...Department of Geochemistry, Mineralogy and Petrography, Faculty of Earth Sciences, University of Silesia...41–200 Sosnowiec, Poland 4 Department of Colloidal Chemistry, Institute of chemistry, Saint-Petersburg State |  | Panikorovskii, Taras L., Shilovskikh, Vladimir V., Avdontseva, Evgenia Yu., Zolotarev, Andrey A., Pekov, Igor V., Britvin, Sergey N., Hålenius, Ulf, Krivovichev, Sergey V. (2017) Cyprine, Ca19Cu2+(Al,Mg,Mn)12Si18O69(OH)9, a new vesuvianite-group mineral from the Wessels mine, South Africa. European Journal of Mineralogy, 29 (2) 295-306 doi:10.1127/ejm/2017/0029-2592 | Journal (article/letter/editorial) | | Cyprine, Ca19Cu2+(Al,Mg,Mn)12Si18O69(OH)9, a new vesuvianite-group mineral from the Wessels mine, South Africa...HÅLENIUS4 and SERGEY V. KRIVOVICHEV1,5 1 Department of Crystallography, Saint-Petersburg State University...panikorovsky@spbu.ru 2 Department of Colloidal Chemistry, Institute of Chemistry, Saint-Petersburg State...Department of Mineralogy, Moscow State University, Vorobievy Gory, 119991 Moscow, Russia 4 Department of Geosciences...Swedish Museum of Natural History, Box 50007, 104 05 Stockholm, Sweden 5 Institute of Silicate Chemistry |  | Panikorovskii, Taras L., Mazur, Anton S., Bazai, Ayya V., Shilovskikh, Vladimir V., Galuskin, Evgeny V., Chukanov, Nikita V., Rusakov, Vyacheslav S., Zhukov, Yurii M., Avdontseva, Evgenia Yu., Aksenov, Sergey M., Krivovichev, Sergey V. (2017) X-ray diffraction and spectroscopic study of wiluite: implications for the vesuvianite-group nomenclature. Physics and Chemistry of Minerals, 44 (8) 577-593 doi:10.1007/s00269-017-0885-2 | Journal (article/letter/editorial) | | diffraction and spectroscopic study of wiluite: implications for the vesuvianite-group nomenclature Taras L.... Yakutia, Russia have been investigated by means of singlecrystal and powder X-ray diffraction, electron...structure of wiluite, five-coordinated Y1 site is predominantly occupied by Mg. IR spectra of wiluite substantially...substantially different from those of vesuvianite, in particular, by the presence of additional bands in the range...correspond to symmetric B‒O stretching vibrations 5− of the BO3− 3 and BO4 groups. According to the MAS NMR |  | | | | WORLD OF NATURE | In full colour-an introduction to the composition, beauty and structure of our worlds...easily accessible, some deeply concealed—which are of considerable value to man. They differ in their structure...individual species of mineral, which will be of value and interest to students of the subject, while...the beauty of the mineral kingdom. The foreword is by Dr G. F. Claringbull, formerly Keeper of Mineralogy...British Museum (Natural History) and now Director of that museum. As he points out, there are not many |
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Ariccia, Metropolitan City of Rome Capital, Lazio, Italy