 | | Journal (article/letter/editorial) | | Oxygen Isotope Studies of Potassic Volcanic Rocks of the Roman Province, Central Italy* Bruno Turi I and Hugh...Roma, 00100 Rome, Italy 2 Division of Geological and Planetary Sciences, California Institute of Technology...91125 180/160 ratios of rocks and coexisting minerals were measured for 93 samples of leucite-bearing lavas...from the Quaternary Roman Co-Magmatic Province, Italy. The 6180 values were found to generally increase...crust. A marked increase in 6180 occurs just north of Rome where the Roman Province begins to overlap the |  | | 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 |  | | Catalog/List | | PRACTICAL ENCYCLOPEDIA OF ROCKS AND MINERALS by John Farndon. My private collection of rocks and minerals...rocks. I have the book available at £17 plus post of£5.50. ~ -- - 97 ■ ACTINOLITE Achmelvich, near...YGONITE Eitarama,Ruanda, Central Africa Rich mass of black crystal sections ,on matrix. Pure white cleavage...------------6 ALBITE Kragero Norway 933 ANATASE Hingston Quarry,Comwall Black micro crystals in crystalline feldspar...THAUSITE Modum, Ouskcrud,Norway Quite good coverage of small brown crystuls \lll rock Rich brown-purple |  | | Journal (article/letter/editorial) | | Clinopyroxene Chemistry of the High-Potassium Suite from the Alban Hills, Italy C. Aurisicchio, M. Federico...Universit/t degli Studi di Roma "La Sapienza", Roma, Italy, and Centro di Studio per la Mineralogia e Petrologia...Petrologia delle Formazioni Ignee del C.N.R., Roma, Italy With 8 Figures Received May 26, 1987; accepted April...comagmatic region) show coexistence, within the same rock, of two core-rim evolution trends: diopside-salite and...be divided in two groups depending on which type of core predominates. Geochemical mixing tests, conducted |  | Lacalamita, M., Balassone, G., Schingaro, E., Mesto, E., Mormone, A., Piochi, M., Ventruti, G., Joachimski, M. (2017) Fluorophlogopite-bearing and carbonate metamorphosed xenoliths from theCampanian Ignimbrite (Fiano, southern Italy): crystal chemical, geochemical and volcanological insights. Mineralogical Magazine, 81 (5) 1165-1189 doi:10.1180/minmag.2016.080.155 | Journal (article/letter/editorial) | | from the Campanian Ignimbrite (Fiano, southern Italy): crystal chemical, geochemical and volcanological...di Bari Aldo Moro, via Orabona 4, I-70125 Bari, Italy Dipartimento di Scienze della Terra dell’Ambiente...Universitario Monte S. Angelo, Via Cinthia, I-80126 Napoli, Italy Istituto Nazionale di Geofisica e Vulcanologia,...Vesuviano, via Diocleziano 328, I-80124 Napoli, Italy GeoZentrum Nordbayern, Universität Erlangen-Nürnberg...Ignimbrite deposits at Fiano (southern Italy), at ∼50 km northeast of the sourced volcanic area. These rocks |  | | 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...or part of the material is concerned, specifically those of translation, reprinting, re-use of illustrations |
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