1. Laboratory for Biological Geochemistry; School of Architecture, Civil and Environmental Engineering (ENAC), Ecole Polytechnique Fédérale de Lausanne (EPFL); CH-1009 Lausanne Switzerland
2. Center for Advanced Surface Analysis; Institute of Earth Sciences, University of Lausanne; CH-1009 Lausanne Switzerland
3. UMR-7245 CNRS-MNHN Molécules de Communication et Adaptation des Microorganismes; Muséum National d'Histoire Naturelle (MNHN); Paris France
4. Aix-Marseille Université and Centre Interdisciplinaire de Nanosciences de Marseille (CINaM), Nanomatériaux et réactivité; Campus de Luminy 13288- Marseille; France
5. Institute of Paleobiology; Polish Academy of Sciences; Twarda 51/55 PL-00-818 Warsaw Poland