Aqueous Alteration of Tridymite: Implications for its Discovery at Gale Crater, Mars

Elizabeth B Rampe1, Richard V Morris2, Douglas W Ming2, Trevor G. Graff3, Robert T Downs4 and Tanya Peretyazhko3, (1)NASA Johnson Space Center, Astromaterials Research and Exploration Science Division, Houston, TX, United States, (2)NASA Johnson Space Center, Houston, TX, United States, (3)Jacobs Technology, NASA Johnson Space Center, Houston, TX, United States, (4)University of Arizona, Department of Geosciences, Tucson, AZ, United States