1. Canadian Space Agency, 55999, Saint-Hubert, Quebec, Canada;
2. German Aerospace Center (DLR), Institute of Planetary Research, Rutherfordtstr. 2, Berlin, Germany, 12489, , ;
3. European Space Agency, AG Noordwijke, Netherlands, ;
4. NASA Headquarters, Mars Sample Return Program, washington, District of Columbia, United States, ;
5. University of New Mexico, Institute of Meteoritics, Albuquerque, New Mexico, United States;
6. ETH Zürich, 27219, Institute of Geochemistry and Petrology, Zurich, Zürich, Switzerland;
7. Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California, United States, ;
8. NASA Goddard Space Flight Center, Solar System Exploration Division, Greenbelt, Maryland, United States;
9. NASA Headquarters, Mars Sample Return Program, Washington, District of Columbia, United States;
10. Universite de Lorraine, 137665, CNRS, CRPG, Nancy, Lorraine, France;
11. Indiana University Bloomington, 1771, Emeritus Provost Professor, Earth and Atmospheric Sciences, Bloomington, Indiana, United States;
12. University of Nevada Las Vegas, Las Vegas, Nevada, United States;
13. Centro de Astrobiologia, 120422, (CSIC-INTA), Torrejon de Ardoz, Madrid, Spain
14. University of Aberdeen, 1019, Department of Planetary Sciences, School of Geosciences, King's College, Aberdeen, Aberdeen, United Kingdom of Great Britain and Northern Ireland;
15. Università di Bologna, Dipartimento di Scienze Biologiche, Geologiche e Ambientali, Bologna, Italy;
16. University of Edinburgh, Centre for Astrobiology, School of Physics & Astronomy, King's Buildings, Edinburgh, Edinburgh, United Kingdom of Great Britain and Northern Ireland, EH9 3JZ;
17. Université Libre de Bruxelles, 26659, Bruxelles, Bruxelles, Belgium;
18. The Open University, 5488, Milton Keynes, Buckinghamshire, United Kingdom of Great Britain and Northern Ireland;
19. European Space Agency, Noordwijk, Netherlands;
20. NASA Johnson Space Center, 43834, Astromaterials Research and Exploration Science Division, Houston, Texas, United States;
21. Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California, United States;
22. Natural History Museum, Department of Earth Sciences, London, London, United Kingdom of Great Britain and Northern Ireland
23. University of Glasgow, 3526, School of Geographical and Earth Sciences, Glasgow, Glasgow, United Kingdom of Great Britain and Northern Ireland;
24. Massachusetts Institute of Technology, 2167, Earth, Atmospheric and Planetary Sciences, 45 Carleton St, E26-633, Cambridge, Massachusetts, United States, 02139-4307, ;
25. University of Arizona, Lunar and Planetary Laboratory, 1629 E University Blvd, Tucson, Arizona, United States, 85721-0092;
26. Royal Ontario Museum, Natural History, 100 Queens Park, Toronto, Ontario, Canada, M5S 2C6, ;
27. University of Cambridge, 2152, Department of Earth Sciences, Earth Sciences Building, Downing Street, Cambridge, United Kingdom of Great Britain and Northern Ireland, CB2 3EQ;
28. Japan Aerospace Exploration Agency (JAXA), Institute of Space and Astronautical Science (ISAS), Sagamihara, Kanagawa, Japan;
29. Michigan State University, 3078, Earth and Environmental Sciences, 288 Farm Lane, room 207 Natural Sciences Building, East Lansing, Michigan, United States, 48824-1312, ,
30. Smithsonian Institution, 8264, Department of Mineral Sciences, National Museum of Natural History, Washington, United States, 20013-7012;
31. Arizona State University, 7864, Tempe, Arizona, United States
32. CNRS, 27051, Centre de Biophysique Moléculaire, Orleans, France;