gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1998.62A.2.87 Carbonate Metasomatism of Oceanic Lithosphere and Carbonate-Silicate-Sulphide Liquid Immiscibility Kogarko L. N. Slutsky A. B. Vernadsky Institute of Geochemistry and Analytical chemistry Kosygin str., 19, 117975, Moscow, Russia Henderson C. M. University Manchester, Dep. Geology Manchester M13 9 PL UK Kurat G. Mineralogisch-Petrographische Abteilung, Burgring 7, A-1014 Wien, Postfach 417, Austria Ntaflos T. University of Vienna — Geozentrum, Institute of Petrology, Althanstrasse 9, A-1090 Wien, Austria Pacheco H. A. Universidad Complutense de Madrid, Spain 1998 62A 2 797 780 Copyright © 1998, The Mineralogical Society 1998