 | | 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 |  | | 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) | | and Bruno Turi Institute of Geochemistry, University of Rome, Rome, Italy Received April 15, 1975 /...obtained for minerals of some ejected blocks found in the Albano "peperino", one of the largest pyroclastie...pyroclastie formations of the Alban Hills volcanic district, Roman comagmatie region. Also analyzed for sTSr/S6Sr...None of the ejecta analyzed shows ls0/160 and sTSr/SGSr as low as one would expect for rocks of deep-seated...differentiates of a primitive, uncontaminated magma. Introduction The origin and evolution of the leucite-bearing |  | | Journal (issue) | | con andradite (cristallo maggiore 0,5 mm) Parco Chigi, Ariccia, Roma. Coll. M. Corsaletti, foto R. Pucci...riconoscono un numero limitato di colate laviche a leucite, principalmente localizzate nel settore più orientale...fenocristalli e dalla presenza di cristalli di sanidino, leucite e clorite, quest’ultima legata certamente a processi...in una delle località geologiche più famose del Lazio settentrionale. Fig. 8 – La ricerca tra i massi...dalla presenza in pasta di fondo di cristalli di leucite, di minerali opachi di minerali femici come la |  | Laurora, Angela, Malferrari, Daniele, Brigatti, Maria Franca, Mottana, Annibale, Caprilli, Enrico, Giordano, Guido, Funiciello, Renato (2009) Crystal chemistry of trioctahedral micas in the top sequences of the Colli Albani volcano, Roman Region, central Italy. Lithos, 113 (3) 507-520 doi:10.1016/j.lithos.2009.05.030 | Journal (article/letter/editorial) | | t h o s Crystal chemistry of trioctahedral micas in the top sequences of the Colli Albani volcano, Roman...Roman Region, central Italy Angela Laurora a, Daniele Malferrari a, Maria Franca Brigatti a,⁎, Annibale...Reggio Emilia, Largo S. Eufemia, 19; I-41100 Modena, Italy Dipartimento di Scienze Geologiche, Università degli...Tre, Largo S. Leonardo Murialdo, 1; I-00146 Roma, Italy a r t i c l e i n f o Article history: Received...the final stages of the activity of the Colli Albani volcano (Roman Region, central Italy). In the youngest |  | | Journal (article/letter/editorial) | | geochemical study of granular xenoliths from the Alban Hills volcano, Central Italy: bearing on evolutionary...Scienzedella Terra, University"La Sapienza", Roma, Italy 2 Istituto di Scienzedella Terra, Universityof Messina...Messina, C.P. 54, 98166 Messina-S. Agata, Italy 3 Department or Geology,Universityof Western Ontario...deposits emplaced during the latest stages of activity of the Alban Hills volcano range from ultramafic...ultramafic to salic. Ultramafic types consist of various proportions of olivine, spinel, clinopyroxene and phlogopite |  | | Journal (article/letter/editorial) | | 278 to 28% PereamonPress Ltd., Imdon The ranges of chemical composition in nepheline* and their petrogenetie...AKIHOMIYASKIR~ Geological Institute, Faculty (Received of Science, Tokyo 6 February rnirersity 1931) ABSTRACT...range of (2) Rocks containing nephelines may be classified into those of the V facies and of according...according to the kids of alkali f&spars associated with the nepheline. Kephelines in V facies have a much wider...wider range of chemical composition than those in rocks of the P fact suggesm that the ranges of chemical |  | | Journal (article/letter/editorial) | | chemistry and petrogenesis of granular ejecta from the Alban Hills volcano (Central Italy) M. Federico1 and A...Sapienza'', Roma, Italy Dipartimento di Scienze della Terra, Universita di Perugia, Perugia, Italy With 8 Figures...Summary A suite of lithics (ejecta) collected from the latest erupted pyroclastic products of the Alban Hills...Hills volcano (Central Italy) has been studied to determine their mineralogical composition and to investigate...ejecta commonly have granular texture and consist of coarse-grained crystals often associated with a ®ne- |  | Brigatti, Maria Franca, Caprilli, Enrico, Funiciello, Renato, Giordano, Guido, Mottana, Annibale, Poppi, Luciano (2005) Crystal chemistry of ferroan phlogopites from the Albano maar lake (Colli Albani volcano, central Italy) European Journal of Mineralogy, 17 (4) 611-622 doi:10.1127/0935-1221/2005/0017-0611 | Journal (article/letter/editorial) | | chemistry of ferroan phlogopites from the Albano maar lake (Colli Albani volcano, central Italy) MARIA FRANCA...Reggio Emilia, Largo S. Eufemia, 19, I-41100 Modena, Italy 2Dipartimento di Scienze Geologiche, Università...Tre, Largo S. Leonardo Murialdo, 1, I-00146 Roma, Italy Abstract: This work considers micas present both...volcanic activity of Colli Albani volcanic complex, Roman Comagmatic Region (central Italy). In these micas...Robs: 0.021 ≤ Robs ≤ 0.035). The crystal structure of these micas is greatly affected by the annitic substitution |  | Peccerillo, Angelo, Federico, Marcella, Barbieri, Mario, Brilli, Mauro, Wu, Tsai-Wan (2010) Interaction between ultrapotassic magmas and carbonate rocks: Evidence from geochemical and isotopic (Sr, Nd, O) compositions of granular lithic clasts from the Alban Hills Volcano, Central Italy. Geochimica et Cosmochimica Acta, 74 (10) 2999-3022 doi:10.1016/j.gca.2010.02.021 | Journal (article/letter/editorial) | | O) compositions of granular lithic clasts from the Alban Hills Volcano, Central Italy Angelo Peccerillo...della Terra, Piazza Università, 06100 Perugia, Italy Dipartimento di Scienze della Terra, Università...La Sapienza, Piazzale Aldo Moro 5, 00185 Roma, Italy c Istituto di Geologia Ambientale e Geoingegneria...Aldo Moro 5, 00185 Roma, Italy d Department of Earth Sciences, University of Western Ontario, London,...study of granular lithic clasts (ejecta) from the Alban Hills ultrapotassic volcano, Central Italy. Some |  | | | | 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 |  | | Book | | THE WORLD OF NATI In full color — an introduction to the reernn reste) beauty and structure of our worlds... THE WORLD MINER’ 2 | Adapted fre” ——__.afian of Vincenz. < Michele In the Earth’s crust lie numerous...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 | | | Book | | easily accessible, some deeply concealed-which are of considerable value to man. They differ in their structure...individual species of mineral, which will be uf value and interest to students of the subject, while...the beauty of the mineral kingdom. The foreword is by Dr G. F. Claringbull, for:merly Keeper of Mineralogy...British Museum (Natural History) and now Director of that museum. As h'e points out, there are not many...provides an opportunity to study at leisure some of the best specimens, which few people have the opportunity |  | | Book | | Alok K. Gupta Kenzo Yagi Petrology and Genesis of Leucite-Bearing Rocks With 99 Figures and 43 Tables... Dr. ALOK K. GUPTA Department of Geology and Geophysics University of Roorkee Roorkee 247672, u.P., India...India Professor Dr. KENZO YAGI Department of Geology and Mineralogy Hokkaido University Sapporo, Japan...Library of Congress Cataloging in Publication Data. Gupta, Alok K, 1942-. Petrology and genesis of leu cite-bearing...Includes bibliographical references and index.!. Leucite. 2. Petrology. 1. Yagi, Kenzo, 1914- joint author |  | | Journal (article/letter/editorial) | | wurden nicht selten im Peperin vom Parco Chigi, nahe bei Ariccia, Auswurfsblöcke gefunden, welche sehr...ist { 1 1 0 } größer, wie dies an Fig. 1 des System of Miner. D a n a ' s der Fall ist, und noch seltener...hat Verf. den Brechungsexponent verschiedener Leucite bestimmt, und folgende Resultate erhalten: Li |  | | Book | | A simple, clear exposition of the nature, occurrence and properties of minerals is accompanied by detailed...describing every aspect of the mineral world, this book gives the most complete coverage of the subject yet available...The basic chemistry of minerals, the principles governing the orderly arrangement of atoms that give rise...are fully explained. In addition, the fashioning of gemstones is explained in full, from building your...experienced lapidary for whom itwill be an invaluable work of reference. FOKRieterehee 543 O'DONOGHUE, MICHAEL | | | Book | | The ENCYCLOPEDIA. of MINERALS ernel GEMSIONES Bele Megeckebe, con ce es . » originally published...published at $30.00 THE ENCYCLOPEDIA OF MINERALS AND GEMSTONES Edited by Michael O’Donoghue This comprehensive... A simple, clear exposition of the nature, occurrence and properties of minerals is accompanied by detailed...is abundantly illustrated throughout with hundreds of color photographs and many explanatory diagrams...describing every aspect of the mineral world, this book gives the most complete coverage of the subject yet available |
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Parco Chigi, Ariccia, Metropolitan City of Rome Capital, Lazio, Italy