EDGETT, Kenneth S., Jet Propulsion Laboratory, California Institute of Technolgy, 4800 Oak Grove Drive, Pasadena, CA 91109, edgett@msss.com, edgett@msss.com

EHLMANN, Bethany L., Division of Geological and Planetary Sciences, California Institute of Technology, MC170-25, Pasadena, CA 91125, ehlmann@caltech.edu, ehlmann@caltech.edu

MILLIKEN, Ralph E., Department of Earth, Environmental, and Planetary Sciences, Brown University, Box 1846, Providence, RI 02912 and GROTZINGER, John, Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, Ralph_Milliken@brown.edu, Ralph_Milliken@brown.edu

DIETRICH, William E., Earth and Planetary Science, University of California, UC Berkeley, 307 McCone Hall, Berkeley, CA 94720-4768, PALUCIS, Marisa, Earth and Planetary Science, UC Berkeley, 307 McCone Hall, Berkeley, CA 94720-4767, GUPTA, Sanjeev, Earth Science and Engineering, Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom, WILLIAMS, Rebecca M.E., Planetary Science Institute, 1700 East Fort Lowell, Suite 106, Tucson, AZ 85719, LEWIS, Kevin, Department of Geosciences, Princeton, Princeton, NJ 08544, HAYES, Alexander G., Astronomy, Cornell University, 412 Space Science Building, Ithaca, NY 14853-6801, TEAM, MSL Science, Jet Propulsion Laboratory, Pasadena, CA 91101 and SUMNER, Dawn Y., Geology Department, University of California-Davis, One Shields Ave, Davis, CA 95616, bill@eps.berkeley.edu, bill@eps.berkeley.edu

RUBIN, David M., Pacific Coastal and Marine Science Center, US Geological Survey, 400 Natural Bridges Drive, Santa Cruz, CA 95060, KOCUREK, Gary, Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, 1 University Station C9000, Austin, TX 78712, BRIDGES, Nathan, Jet Propulsion Laboratory, 4800 Oak Grove Dr, Pasadena, CA 91109-8001, GROTZINGER, John P., Earth and Planetary Sciences, Caltech, 1200 E. California Ave, Pasadena, CA 91125, GUPTA, Sanjeev, Earth Science and Engineering, Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom, LEWIS, Kevin, Department of Geosciences, Princeton, Princeton, NJ 08544, NEWMAN, Claire E., Ashima Research, 600 S. Lake Avenue, Suite 104, Pasadena, CA 91106, RENNO, Nilton O., Atmospheric, Oceanic and Space Sciences, University of Michigan, Ann Arbor, MI 48109-2143, SULLIVAN, R., Department of Astronomy, Cornell University, Ithaca, NY 14853 and TEAM, MSL Science, Jet Propulsion Laboratory, Pasadena, CA 91101, drubin@usgs.gov, drubin@usgs.gov

HALLET, Bernard, Earth and Space Sciences & Quaternary Research Center, University of Washington, Box 351310, 365 Johnson Hall, Seattle, WA 98195, SLETTEN, Ronald S., Earth and Space Sciences & Quaternary Research Center, Univ of Washington, 70 Johnson Hall, University of Washington Box 351360, Seattle, WA 98195, STEWART, Wayne, Earth and Space Sciences & Quaternary Research Center, University of Washington, Box 351310, 262 Johnson Hall, Seattle, WA 98195, MANGOLD, Nicolas, Laboratoire de Planetologie et Geodynamique de Nantes, University of Nantes, France, Nantes, 44322, France, SUMNER, Dawn Y., Geology Department, University of California-Davis, One Shields Ave, Davis, CA 95616 and TEAM, MSL Science, Jet Propulsion Laboratory, Pasadena, CA 91101, hallet@u.washington.edu, hallet@u.washington.edu

SIEBACH, Kirsten L., Geological and Planetary Sciences, California Institute of Technology, MC 170-25, 1200 E. California Blvd, Pasadena, CA 91125 and GROTZINGER, John, Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, ksiebach@caltech.edu, ksiebach@caltech.edu

FRAEMAN, Abigail A.¹, ARVIDSON, Raymond E.¹, CATALANO, Jeffrey G.¹, MORRIS, Richard V.², MURCHIE, Scott L.³, SEELOS, Frank P.⁴, SEELOS, Kimberly D.⁵, MCGOVERN, J. Andy⁴ and VIVIANO, Christina⁴, (1)Earth and Planetary Sciences, Washington University in St. Louis, Campus Box 1169, One Brookings Dr, St. Louis, MO 63130, (2)Astromaterials Research and Exploration Science Division, NASA Johnson Space Center, Mail Code XI, Houston, TX 77058, (3)Johns Hopkins University Applied Physics Laboratory, Laurel, MD 20723, (4)Johns Hopkins University Applied Physics Laboratory, 11100 Johns Hopkins Rd, Laurel, MD 20723, (5)Geology, University of Georgia, 210 Field Street, Athens, GA 30602, afraeman@wustl.edu, afraeman@wustl.edu

SUMNER, Dawn Y., Geology, University of California, Davis, One Shields Avenue, Davis, CA 95616, CALEF, Fred, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109, GRANT, John, Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Washington, D. C, DC 20560, HERKENHOFF, Ken E., USGS Astrogeology Team, 2255 N. Gemini Drive, Flagstaff, AZ 86001, PARKER, Timothy, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91109, ROWLAND, Scott K., Department of Geology & Geophysics, University of Hawai‘i at Mānoa, Honolulu, HI 96822, STACK, Kathryn, Geological Sciences, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91126, EDGAR, L.a., Geological and Planetary Science, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, MANGOLD, Nicolas, Laboratoire de Planetologie et Geodynamique de Nantes, University of Nantes, France, Nantes, 44322, France and SCIENCE TEAM, MSL, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011, dysumner@ucdavis.edu, dysumner@ucdavis.edu

GROTZINGER, John, Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125 and TEAM, MSL Science, Jet Propulsion Laboratory, Pasadena, CA 91101, grotz@gps.caltech.edu, grotz@gps.caltech.edu

MALIN, Michael C., Malin Space Science Systems, P.O. Box 90148, San Diego, CA 92191-0148 and TEAM, MSL Science, Jet Propulsion Laboratory, Pasadena, CA 91101, malin@msss.com, malin@msss.com

WIENS, Roger C., Los Alamos National Laboratory, P.O. Box 1663, MS J565, Los Alamos, NM 87545, MAURICE, Sylvestre, Institut de Recherche en Astrophysique et Planetologie, Toulouse, 31028, France and TEAM, MSL Science, Jet Propulsion Laboratory, Pasadena, CA 91101, rwiens@lanl.gov, rwiens@lanl.gov

YINGST, R. Aileen, Planetary Science Institute, 1700 E. Fort Lowell Rd., Suite 106, Tucson, AZ 85719, EDGETT, Kenneth S., Jet Propulsion Laboratory, California Institute of Technolgy, 4800 Oak Grove Drive, Pasadena, CA 91109 and SCIENCE TEAM, MSL, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011, yingst@psi.edu, yingst@psi.edu

ANDERSON, Robert C., NASA Jet Propulsion Laboratory, 4800 Oak Grove Dr, MS 183-807, Pasadena, CA 91109, robert.c.anderson@jpl.nasa.gov, robert.c.anderson@jpl.nasa.gov

BEATY, David W., Jet Propulsion Laboratory, 4800 Oak Grove Drive, Pasadena, CA 91109, ALLWOOD, Abigail C., Jet Propulsion Laboratory, M/S 183-301, 4800 Oak Grove Drive, Pasadena, CA 91109, BASS, Deborah S., Jet Propulsion Laboratory, M/S 301-250D, 4800 Oak Grove Drive, Pasadena, CA 91109 and WHETSEL, Charles W., Jet Propulsion Laboratory, M/S 321-690, 4800 Oak Grove Drive, Pasadena, CA 91109, David.Beaty@jpl.nasa.gov, David.Beaty@jpl.nasa.gov