KASKES, Pim1, DE GRAAFF, Sietze2, FEIGNON, Jean-Guillaume3, DEHAIS, Thomas2, GODERIS, Steven4, FERRIÈRE, Ludovic5, KOEBERL, Christian6, SMIT, Jan7, WITTMANN, Axel8, GULICK, Sean P.S.9, DEBAILLE, Vinciane2, MATTIELLI, Nadine10 and CLAEYS, Philippe4, (1)Archaeology, Environmental Changes & Geo-Chemistry (AMGC), Vrije Universiteit Brussel, Pleinlaan 2, Brussels, 1050, Belgium; Laboratoire G-Time, Université Libre de Bruxelles, Avenue F.D. Roosevelt 50, Brussels, 1050, Belgium, (2)Laboratoire G-Time, Université Libre de Bruxelles, 50, Avenue F.D. Roosevelt, Brussels, B-1050, Belgium, (3)Department of Lithospheric Research, University of Vienna, Althanstrasse 14, Vienna, A-1090, Austria, (4)Analytical, Environmental & Geo-Chemistry, Vrije Universiteit Brussel, Pleinlaan 2, Brussels, B-1050, Belgium, (5)Natural History Museum, Burgring 7, Vienna, A-1010, Austria, (6)University of Vienna, Vienna, A-1090, Austria, (7)Department of Earth Sciences, Vrije Universiteit Amsterdam, De Boelelaan 1085, Amsterdam, 1081 HV, Netherlands, (8)LeRoy Eyring Center For Solid State Science, Arizona State University, Tempe, AZ 85287, (9)Department of Geological Sciences, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78758, (10)Laboratoire G-Time, Département des Sciences de la Terre et de l'Environnement, Université Libre de Bruxelles, CP 160/02, Avenue F.D. Roosevelt 50, Brussels, 1050, Belgium