KING, David T. Jr, Geology & Geography, Auburn University, Geology Office - 210 Petrie Hall, Auburn, AL 36849, kingdat@auburn.edu, ORMO, Jens, Centro de Astrobiologia, Torrejon de Ardoz, 28850, Spain, PETRUNY, Lucille W., Geology Office, Auburn University, Auburn, AL 36849, and LEPINETTE, Alain, Centro de Astrobiologia, Torrejon de Ardoz, Madrid, 28850, Spain

CANNON, Kevin M., Geological Sciences, Brown University, 324 Brook Street, Box 1846, Providence, RI 02912, kevin_cannon@brown.edu, MUSTARD, John F., Geological Sciences, Brown University, Box 1846, Providence, RI 02912, HIROI, Takahiro, Geological Sciences, Brown University, Providence, RI 02912, and HERD, Christopher D.K., Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB, Canada

SIMONSON, Bruce M.¹, GODERIS, Steven², BEUKES, Nicolas J.³, and CLAEYS, Philippe², (1) Geology Dept, Oberlin College, Oberlin, OH 44074, bruce.simonson@oberlin.edu, (2) Earth System Science, Vrije Universiteit Brussel, Pleinlaan 2, Brussels, 1050, Belgium, (3) Geology Dept, University of Johannesburg, P.O. Box 524, Auckland Park, 2006, South Africa

DYPVIK, Henning¹, EDWARDS, Lucy E.², GOHN, Gregory³, HORTON, J. Wright Jr³, and POWARS, David S.³, (1) Department of Geosciences, University of Oslo, Oslo, NO-0316, Norway, henning.dypvik@geo.uio.no, (2) US Geol Survey, 926-A National Ctr, Reston, VA 20192-0001, (3) U.S. Geological Survey, 926A National Center, Reston, VA 20192

KASS, M. Andy¹, BEDROSIAN, Paul A.², DRENTH, Benjamin J.³, BLOSS, Benjamin R.², MCKAY, Robert M.⁴, LIU, Huaibao⁵, FRENCH, Bevan M.⁶, and WITZKE, Brian J.⁷, (1) Crustal Geophysics and Geochemistry Science Center, US Geological Survey, Denver Federal Center, MS 964, Denver, CO 80225, mkass@usgs.gov, (2) US Geological Survey, Denver Federal Center, Bldg 20, MS 964, Denver, CO 80225, (3) U.S. Geological Survey, MS 964 Denver Federal Center, Denver, CO 80225, (4) Iowa Department of Natural Resources, Iowa Geological and Water Survey, 109 Trowbridge Hall, Iowa City, IA 52242, (5) Iowa Geological & Water Survey, Iowa Department of Natural Resources, 109 Trowbridge Hall, Iowa City, IA 52242, (6) Meteorite Impact Crater Studies, Dept. of Paleobiology, Smithsonian Institution, PO Box 37012, NMNH, Room E-310, MRC 0121, Washington, DC 20013-7012, (7) Department of Geoscience, University of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242

KOEBERL, Christian, Department of Lithospheric Research, University of Vienna, Althanstrasse 14, A-1090 Vienna, Austria, also of the Natural History Museum, Burgring 7, A-1010 Vienna, Austria, christian.koeberl@univie.ac.at, FERRIÈRE, Ludovic, Deartment of Mineralogy and Petrography, Natural History Museum, Burgring 7, Vienna, A-1010, Austria, and BRANDSTAETTER, Franz, Mineralogy and Petrology, Natural History Museum, Burgring 7, Vienna, A1010, Austria

LÓPEZ, Iván., Departamento de Biología y Geología, Universidad Rey Juan Carlos, Madrid, 28933, Spain and HANSEN, Vicki L., Department of Geological Sciences, University of Minnesota Duluth, Duluth, MN 55812, vhansen@d.umn.edu

QUINTANA, Stephanie N., Geological Sciences, Brown University, 324 Brook Street, Box 1846, Providence, RI 02912, stephanie_quintana@brown.edu and SCHULTZ, Peter H., Department of Geological Sciences, Brown University, P.O. Box 1846, Providence, RI 02912

JOHNSON, Reuben C.¹, KING, David T. Jr², and JOHNSON, Megan L.¹, (1) Geology Project Office, 12822 Mimosa Spring Dr, Tomball, TX 77377, ReubenJohnson0081@gmail.com, (2) Geology & Geography, Auburn University, Geology Office - 210 Petrie Hall, Auburn, AL 36849

HUBER, Matthew S., Department of Lithospheric Research, University of Vienna, Althanstrasse 14, Vienna, 1090, Austria, matthew.huber@univie.ac.at and KOEBERL, Christian, Department of Lithospheric Research, University of Vienna, Althanstrasse 14, A-1090 Vienna, Austria, also of the Natural History Museum, Burgring 7, A-1010 Vienna, Austria

FOX, Michael Edward, Department of Geological Sciences, Ohio University, 316 Clippinger Labs, Athens, OH 45701, mf007011@ohio.edu and MILAM, Keith A., Department of Geological Sciences, Ohio University, Athens, OH 45701

PLESCIA, Jeffrey, Johns Hopkins University Applied Physics Laboratory, 11100 Johns Hopkins Drive, Laurel, MD 20723-6099, jeffrey.plescia@jhuapl.edu, BARNOUIN, Olivier S., Johns Hopkins University Applied Physics Laboratory, Laurel, MD 20723, and CINTALA, Mark J., Johnson Space Center, Code KR, Houston, TX 77058

BART, Gwendolyn D. and SPINOLO, P. Luke, Physics, Univ. of Idaho, Campus Box 440903, Moscow, ID 83844-0903, gbarnes@uidaho.edu

BOSLOUGH, Mark B., Sandia National Laboratories, PO Box 5800, MS 1326, Albuquerque, NM 87185-1326, mbeb@unm.edu

MALINSKI, Peter, Department of Geological Sciences, Ohio University, Clippinger Labratories, Athens, OH 45701, pm193604@ohio.edu and MILAM, Keith A., Department of Geological Sciences, Ohio University, Athens, OH 45701

FARRAND, William H., Space Science Institute, 4750 Walnut Street, Boulder, CO 80301, farrand@spacescience.org, BELL, James F. III, School of Earth & Space Exploration, Arizona State University, P.O. Box 871404, Tempe, AZ 85287, JOHNSON, Jeffrey R., Applied Physics Laboratory, Johns Hopkins University, 11100 Johns Hopkins Road, MP3-E169, Laurel, MD 20723, and RICE, Melissa S., Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125

PARKER, Timothy, BILLS, Bruce, and MER SCIENCE TEAM, The, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91109, timothy.j.parker@jpl.nasa.gov

SUSHKIN, Leonid Borisovich, Russian Geographic Society, Khabarovsk Branch, 680000 Russia, Khabarovsk, Shevchenko Street, 9, 680555 Russia, Khabarovsk, Sosnovka, Ploshad Mira, 1, apt. 6, Khabarovk 680555 Russia, sushkinl@mail.ru