1. Environmental Geochemistry, University of Bayreuth, Universitaetsstrasse 30, 95440 Bayreuth, Germany, Institute for Geology, Chair of Hydrogeology, TU Bergakademie Freiberg, Gustav-Zeuner-Strasse 12, 09596 Freiberg, Germany, Molecular Structure Division, Institute of Radiochemistry, Forschungszentrum Dresden-Rossendorf (FZD), Bautzner Landstrasse 128, 01314 Dresden, Germany, Rossendorf Beamline at European Synchrotron Radiation Facility (ESRF), BP220, 38043 Grenoble, France, Department of Earth Sciences,...