gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1998.62A.1.180 Chlorine Isotope Fractionation During Aqueous Fluid Transport Coleman M. Eggenkamp H. Loomis J. Rosenbaum J. Postgraduate Research Institute for Sedimentology, The University of Reading, Reading RG6 6AB UK Pouya A. G.3S, École Poltechnique, 91128 Palaiseau Cedex, France 1998 62A 1 343 344 Copyright © 1998, The Mineralogical Society 1998