gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1998.62A.1.188 Experimental Determination of the Kinetics and Mechanisms of Thermochemical Sulphate Reduction (TSR) Reactions at Reservoir Conditions of Pressure and Temperature Cross M. M. Manning D. A. C. Champness P. E. Department of Earth Sciences, University of Manchester, Manchester M13 9PL, UK Worden R. H. School of Geosciences, The Queenis University of Belfast, Belfast BT7 1NN, UK Bottrell S. H. Department of Earth Sciences, University of Leeds, Leeds LS2 9JT, UK 1998 62A 1 358 359 Copyright © 1998, The Mineralogical Society 1998