1. Department of Sedimentology
and Environmental Geology, Georg-August-Universität Göttingen, GZG, Goldschmidtstr. 3, D-37077 Göttingen,
Germany
2. Institute for Nuclear
Waste
Disposal (INE), Karlsruhe Institute of Technology (KIT), P.O. Box
3640, D-76021 Karlsruhe, Germany
3. Department of Earth Science, Rice University, 6100 Main Street, Houston, Texas 77005,
United States
4. Department
of Earth Sciences,
Institute of Geological Sciences, Freie Universität Berlin, Berlin, Germany