Terry Hurford Jr, NASA Goddard Space Flight Center, Planetary Geology, Geophysics & Geochemistry Laboratory, Code 698, Greenbelt, MD, United States, Wade G Henning, University of Maryland - College Park, College Park, MD, United States, Ross Maguire, University of Michigan Ann Arbor, Ann Arbor, MI, United States, Vedran Lekic, University of Maryland, Department of Geology, College Park, MD, United States, Nicholas C Schmerr, University of Maryland College Park, Geology, College Park, MD, United States, Mark P Panning, Univ of FL-Geological Sciences, Gainesville, FL, United States, Veronica J Bray, University of Arizona, Lunar and Planetary Laboratory, Tucson, AZ, United States, Michael Manga, Univ of California Berkeley, Berkeley, CA, United States, Simon A Kattenhorn, University of Idaho, Moscow, ID, United States, Lynnae C. Quick, Johns Hopkins Univ-Olin Hall, Baltimore, MD, United States and Alyssa Rhoden, Southwest Research Institute Boulder, Boulder, United States