gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1994.58A.2.08 Chemistry and Mineralogy of Fly Ash and Filter-Press Mud Cakes from the Incineration of Household Refuse Le Forestier L. Libourel G. Brown W. L. Centre de Recherches Pétrographiques et Géochimiques (CNRS), BP20, 54501 Vandoeuvre-lés-Nancy Cedex, France August–September 1994 58A 2 519 520 Copyright © 1994, The Mineralogical Society 1994