1. Laboratoire de Géologie de Lyon; CNRS UMR 5276, Ecole Normale Supérieure de Lyon; Université de Lyon 1 Lyon France
2. Department of Earth Science; Rice University; Houston Texas USA
3. Environnement Ville Société, CNRS UMR 5600; Université Lumière Lyon 2; Bron France
4. Research Laboratory for Archaeology & the History of Art; University of Oxford, Oxford; England
5. Department of Geological Sciences; Swedish Museum of Natural History; Stockholm Sweden
6. Department of Geosciences; The Faculty of Mathematics and Natural Sciences; Oslo Norway
7. Geological Survey of Finland; Espoo Finland