Nitrogenous mars-analog potassic and micro- and mesoporous minerals: relevant targets for mars sample-return

RELEVANT TARGETS FOR MARS SAMPLE-RETURN Matthew P. Nikitczuk1 , Gray E. Bebout 1,3, Charles A. Geiger2, Tsutomu Ota3, Tak Kunihiro3, Ryoji Tanaka3, John F. Mustard4, Roberta L. Flemming5, Eizo Nakamura3. 1Lehigh University (Dept. Earth and Environmental Sciences, Bethlehem, PA 18015, USA; mpn217@lehigh.edu), 2Universität Salzburg (Fachbereich Chemie und Physik der Materialien, Salzburg, Austria), 3Okayama University (Institute for Planetary Materials, Misasa, Tottori 682-0193, Japan), 4Brown University (Department of Earth, Environmental and Planetary Sciences, Providence, Rhode Island, USA), 5Universtiy of Western Ontario (Dept. Earth Sciences, London, ON, N6A 3K7, Canada)