gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1994.58A.2.63 The Solubility of Sparingly-Soluble Minerals at 25°C Using a Flow-Through Column Mountain B. W. Seward T. M. Inst. für Mineralogie und Petrographie, Eidgenössische Technische Hochschule Zürich, Sonneggstr. 5, 8092 Zürich, Switzerland August–September 1994 58A 2 629 630 Copyright © 1994, The Mineralogical Society 1994