JEWELL, Paul, Dept. of Geology and Geophysics, Univ. of Utah, Salt Lake City, UT 84112, CHAN, Marjorie, Dept. of Geology and Geophysics, Univ. of Utah, Geology & Geophysics Frederick Albert Sutton Building, 115 S 1460 E, Room 383, Salt Lake City, UT 84112, NICOLL, Kathleen, University of Utah, 260 South Central Campus Dr, Salt Lake City, UT 84105, PARKER, Timothy, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91109, OKUBO, Chris H., Astrogeology Science Center, US Geological Survey, 2255 North Gemini Road, Flagstaff, AZ 86001, KOMATSU, Goro, Irsps, Univ. G.d'Annunzio, Viale Pindaro, 42, 65127, Pescara, Italy, ORMO, Jens, Centro de Astrobiologia, Torrejon de Ardoz, 28850, Spain and BARKER, Donald, Earth and Atmospheric Sciences, University of Houston, 312 Science & Research Building 1, Rm. 312, Houston, TX 77204, paul.jewell@utah.edu