Ion Exchange During Alteration of Metamict Microlite

Williams, E. Reusser, J. Marques, R. Guggenheim, and D. Mathys, Earth & Atmospheric Sciences, Purdue University, West Lafayette, IN 47907-1397, USA; giere@purdue.edu, Pacific Northwest National Laboratory, Richland, WA 99352, USA, Department of Mineralogy, The Natural History Museum, London SW7 5BD, UK, Mineralogy & Petrography, ETH-Zentrum, CH-8092 Zurich, Switzerland, P.O.Box 2072, Maputo, Mozambique, SEM Laboratory, University of Basel, CH-4056 Basel, Switzerland.