Table Of Content

Chemical Geology, 92 (1991) 365-366 Elsevier Science Publishers B.V., Amsterdam Contents Volume 92, 1991 Special Issue “Geochemistry of Granitoid Rocks”, by A. Peccerillo (Guest-Editor) Preface, by A. Peccerillo (Guest-Editor ) Use of nonparametric ranking statistics to characterize magmatic and post-magmatic processes in the eastern South Mountain Batholith, Nova Scotia, Canada M.A. MacDonald and D.B. Clarke (Halifax, N.S., Canada) Geochemical and isotopic evidence for crystal fractionation, AFC and crustal anatexis in the genesis oft he Rensen Plutonic Complex (Eastern Alps, Italy) G. Bellieni, G. Cavazzini, A.M. Fioretti (Padova, Italy), A. Peccerillo (Messina, Italy) and G. Poli (Perugia, WEE Nis ascetics Caceeedtates aen Rade ba oda asad dBA Ecaa daa paaeaeed ev aad tua Madden Gilada dda takadueteaetdadnsneddadaetas stub waa eviaWaalat ba huhiniearsisiaies Hybridization between felsic and mafic magmas in calc-alkaline granitoids — a case study in northern Sardinia, Italy M.J. Zorpi (Marseille and Saint-Etienne, France), C. Coulon (Marseille, France) and J.B. Orsini (Saint- Etienne, France) A geochemical approach to the evolution of granitic plutons: a case study, the acid intrusions of Punta Falcone (northern Sardinia, Italy) G. Poli and S. Tommasini (Perugia, Italy) Modelling the petrogenesis of high Rb/Sr silicic magmas A.N. Halliday (Ann Arbor, Mich., U.S.A.), J.P. Davidson (Ann Arbor, Mich., and Los Angeles, Calif., U.S.A.), W. Hildreth (Menlo Park, Calif., U.S.A.) and P. Holden (Ann Arbor, Mich., and Los Angeles, Mas, Chelee e i ee cere a Sete aatceeca snc tansevbseceacaldiludeasashteduke Mitsactissstealae ca iaadabsatcasbtuntantsirsakinssosddchsCiaciseiitabisaasiadistasisints 107 SIMS analysis of REE in pyroxenes and amphiboles from the Proterozoic Ikasaulak intrusive complex (SE Greenland ): implications for LREE enrichment processes during post-orogenic plutonism R. Vannucci, R. Tribuzio (Pavia, Italy), G.B. Piccardo (Genova, Italy}, L. Ottolini and P. Bottazzi (Pavia, Chemical and isotopic evidence for major mass transfer between mafic enclaves and felsic magma P. Holden (St. Andrews and East Kilbride, U.K.), A.N. Halliday (East Kilbride, U.K.), W.E. Stephens (St. Andrews, U: Ke): arieh Poo Breraney: Cirirarnriarieint Us yoos as ccs nsccecsciascs cacsseccsecesssceiacenecéncccesccuasseasconaccetincascanscaticectenss 135 Relationshipss between intermediate and acidic rocks in orogenic granitoid suites: petrological, geochemical and isotopic (Sr, Nd, Pb) data from Capo Vaticano (southern Calabria, Italy) A. Rottura (Bologna, Italy), A. Del Moro, L. Pinarelli, R. Petrini (Pisa, Italy), A. Peccerillo (Messina- Sant’ Agata, Italy), A. Caggianelli (Bari, Italy), G.M. Bargossi (Bologna, Italy )a nd G. Piccarreta (Potenza, Geochemical and isotopic (Sr, Pb) evidence of crust-mantle interaction in acidic melts — The Tolfa—Cerveteri- Manziana volcanic complex (central Italy ): a case history L. Pinarelli (Pisa, Italy) Post-orogenic and non-orogenic alkaline granite associations: the Saibro intrusive suite, southern Brazil — A case study L.V.S. Nardi (Orsay, France, and Porto Alegre, Brazil) and B. Bonin (Orsay, France) The Arburese igneous complex (SW Sardinia, Italy )— an example of dominant igneous fractionation leading to peraluminous cordierite-bearing leucogranites as residual melts F.A. Secchi (Cagliari, Italy), P. Brotzu (Napoli, Italy) and E. Callegari (Torino, Italy) ...........cccecessseeseeeseeeeeeeeees 213 Research Papers Geochemistry of Inaccessible Island volcanics R.A. Cliff (Leeds, U.K.), P.E. Baker (Nottingham, U.K.) and N.J. Mateer (Abilene, Texas, U.S.A.) .........:eeeee 251 0009-2541 /91/$03.50 © 1991 Elsevier Science Publishers B.V. All rights reserved. 366 CONTENTS VOLUME 92, 1991 Average chemical compositions of post-Archean sedimentary and volcanic rocks from the Qinling Orogenic Belt and its adjacent North China and Yangtze Cratons S. Gao, B. Zhang, Q. Xie, X. Gu, J. Ouyang, D. Wang and C. Gao (Wuhan, People’s Republic of China) Geochemistry of a Tertiary sedimentary phosphate deposit: Baja California Sur, Mexico Ze Pair CNIS ATK RIT, SSNS) ocak cccconccasdesccutckazutacetysteeudnt tcceanustssosinveecutscieneeuahecneeauetsrtenotviae treedaec 283 The europium anomaly of seawater: implications for fluvial versus hydrothermal REE inputs to the oceans A.M. Olivarez (Notre Dame, Ind., U.S.A.) and R.M. Owen (Ann Arbor, Mich., U.S.A.) Determination of ferrous iron in non-refractory silicate minerals, 1. An improved semi-micro oxidimetric method J.E. Amonette and A.D. Scott (Ames, Iowa, U.S.A.) Nort Sea chalk diagenesis: cementation of chalks and healing of fractures P.K. Egeberg and G.C. Saigal (Oslo, Norway ) Pyrolysis—mass spectrometry and multivariate data analysis of Venezuela Basin sediments A. Zsolnay (Neuherberg, FRG) Book Review Large Lakes — Ecological Structure and Function, by M.M. Tilzer and C. Serruya (Editors )— F.B. Taub Contents Volume 92, 1991