Álvaro Vicente-Retortillo¹, German Martinez^1,2, Nilton O. Renno¹, Mark T Lemmon³ and Javier Gomez-Elvira⁴, (1)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (2)Lunar and Planetary Institute, Universities Space Research Association, Houston, TX, United States, (3)Space Science Institute, College Station, TX, United States, (4)Centro de Astrobiología (INTA-CSIC), Torrejón de Ardoz, Spain