GSA Annual Meeting in Phoenix, Arizona, USA - 2019

HOLO, Samuel J., Department of Geophysical Sciences, University of Chicago, 5734 S Ellis Ave, Chicago, IL 60637, KITE, Edwin S., Dept. Geophysical Sciences, University of Chicago, 5734 S. Ellis Avenue Chicago, Chicago, IL 60637 and ROBBINS, Stuart J., Southwest Research Institute, 1050 Walnut Street, Boulder, CO 80302

PARKER, Timothy, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91109 and ANDERSON, Robert C., Jet Propulsion Laboratory, Pasadena, CA 91109

BURR, Devon M., Astronomy and Planetary Sciences, Northern Arizona University, 527 S Beaver St, Bldg. 19, Rm. 209, Flagstaff, AZ 86001, JACOBSEN, Robert E., Earth and Planetary Sciences, University of Tennessee, 1621 Cumberland Avenue, 602 Strong Hall, Knoxville, TN 37996-1526, LEFORT, Alexandra, Department of Earth and Planetary Sciences, University of Tennessee, 306 Earth and Planetary Science Building, 1412 Circle Dr, Knoxville, TN 37996-1410 and PEEL, Samantha E., Earth and Planetary Sciences, University of Tennessee, 602 Strong Hall, 1621 Cumberland Avenue, Knoxville, TN 37996-1526

HAYDEN, Alistair Thompson¹, LAMB, Michael P.¹, FISCHER, Woodward W.¹, EWING, Ryan C.², MCELROY, Brandon³ and WILLIAMS, Rebecca M.E.⁴, (1)Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, (2)Department of Geology and Geophysics, Texas A&M University, 3115 TAMU, College Station, TX 77843, (3)Department of Geology and Geophysics, University of Wyoming, 1000 E. University Ave., Laramie, WY 82071, (4)Planetary Science Institute, 1700 East Fort Lowell, Suite 106, Tucson, AZ 85719

PALUCIS, Marisa¹, STRAUSS, Justin V.², RIVERA-HERNANDEZ, Frances¹, MORGAN, Alexander M.³, MENIO, Emma⁴ and MARSHALL, Jill A.⁴, (1)Department of Earth Sciences, Dartmouth College, Fairchild Hall - Department of Earth Sciences, 19 Fayerweather Hill Road, Hanover, NH 03755, (2)Department of Earth Science, Dartmouth College, HB 6105 Fairchild Hall, Hanover, NH 03755, (3)Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, 600 Independence Ave SW, Washington, DC 20560, (4)Department of Geosciences, University of Arkansas, Fayetteville, AR 72701

WILSON, Sharon A., Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Independence Ave at 6th St. SW, Washington, DC 20560 and HOWARD, Alan D., Planetary Science Institute, Tucson, AZ 85719; Department of Environmental Sciences, University of Virginia, P.O. Box 400123, Clark Hall 205, Charlottesville, VA 22903-3188

BERNHARDT, Hannes, Arizona State University, School of Earth and Space Exploration, 550 E. Tyler Mall, Bateman Physical Sciences Center F Wing, Tempe, AZ 85283 and WILLIAMS, David A., School of Earth and Space Exploration, Arizona State University, P.O. Box 871404, Tempe, AZ 85287

DINIEGA, Serina, Jet Propulsion Laboratory, M/S 321-630, 4800 Oak Grove Drive, Pasadena, CA 91109, KHULLER, Aditya, Arizona State University, Tempe, AZ 85281; Jet Propulsion Laboratory, Pasadena, CA 91109, SCHULTZ, Priscilla, Jet Propulsion Laboratory, Pasadena, CA 91109; University of California/Riverside, Riverside, CA 92521, FLORES ESPINOZA, Rodrigo, University of California/Riverside, Riverside, CA 92521; Jet Propulsion Laboratory, Pasadena, CA 91109, NIELD, Joanna M., Geography and Environment, University of Southampton, University Road, Highfield, Southampton, SO171BJ, United Kingdom, WIGGS, Giles F.S., School of Geography and the Environment, University of Oxford, South Parks Road, Oxford, OX1 3QY, United Kingdom and BADDOCK, Matthew C., Department of Geography, Loughborough University, Loughborough, LE11 3TU, United Kingdom

CHOJNACKI, Matthew¹, EDGAR, Lauren A.², FENTON, Lori³, EDWARDS, Christopher S.⁴ and WEINTRAUB, Aaron R⁴, (1)Lunar and Planetary Laboratory, University of Arizona, 1541 E. University Blvd., PO Box 210063, Tucson, AZ 85721-0063, (2)U.S. Geological Survey, Astrogeology Science Center, 2255 N. Gemini Drive, Flagstaff, AZ 86001, (3)Carl Sagan Center, 189 Bernardo Ave, Suite 100, Mountain View, CA 94043, (4)Physics and Astronomy, Northern Arizona University, NAU BOX 6010, Flagstaff, AZ 86011

KHULLER, Aditya, Arizona State University, Tempe, AZ 85281, DINIEGA, Serina, Jet Propulsion Laboratory, M/S 321-630, 4800 Oak Grove Drive, Pasadena, CA 91109, SCHULTZ, Priscilla, University of California/Riverside, Riverside, CA 92521, FLORES ESPINOZA, Rodrigo, Jet Propulsion Laboratory, Pasadena, CA 91109, NIELD, Joanna M., Geography and Environment, University of Southampton, University Road, Highfield, Southampton, SO171BJ, United Kingdom, WIGGS, Giles F.S., School of Geography and the Environment, University of Oxford, South Parks Road, Oxford, OX1 3QY, United Kingdom and BADDOCK, Matthew C., Department of Geography, Loughborough University, Loughborough, LE11 3TU, United Kingdom

MARTIN, Peter E.¹, FARLEY, Kenneth A.², MALESPIN, Charles A.³, MAHAFFY, Paul R.⁴, VASCONCELOS, Paulo M.⁵, STACK, Kathryn M.⁶, GUPTA, Sanjeev⁷, MALIN, Michael C.⁸, EDGETT, Kenneth S.⁸ and DIETRICH, William E.⁹, (1)Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125, (2)Division of Geological and Planetary Sciences, California Institute of Technology, MC170-25, Pasadena, CA 91125, (3)NASA Goddard Space Flight Center, Code 699.0, Greenbelt, MD 20771, (4)NASA Goddard Space Flight Center, Greenbelt, MD 20771, (5)School of Earth Sciences, University of Queensland, Brisbane, Australia, (6)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109, (7)Earth Science and Engineering, Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom, (8)Malin Space Science Systems, P.O. Box 90148, San Diego, CA 92191-0148, (9)Earth and Planetary Science, University of California, Berkeley, 307 McCone Hall, Berkeley, CA 94701

HEYDARI, Ezat¹, SCHROEDER, Jeffrey F.², VAN BEEK, Jason³, CALEF III, Fred J.², ROWLAND, Scott K.⁴, PARKER, Timothy² and FAIRÉN, Alberto G.⁵, (1)Department of Physics, Atmospheric Sciences, and Geoscience, Jackson State University, P.O. Box 17660, 1400 Lynch Street, Jackson, MS 39217, (2)Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91109, (3)Malin Space Science Systems, San Diego, CA 92121, (4)Department of Geology & Geophysics, University of Hawai‘i at Mānoa, Honolulu, HI 96822, (5)Centro de Astrobiología (CSIC-INTA), Madrid, Spain, and Department of Astronomy, Cornell University, 426 Space Science Bldg, Ithaca, NY 14853, Ithaca, NY 14853

ASHLEY, James W.¹, SCHRÖDER, Christian², TAIT, Alastair², GOLOMBEK, Matthew³, VELBEL, Michael A.⁴, BLAND, Phil A.⁵, MESLIN, P.Y.⁶ and JOHNSON, Jeffrey R.⁷, (1)Jet Propulsion Laboratory, Mail Stop 183-301, 4800 Oak Grove Drive, Pasadena, CA 91109, (2)Biological and Environmental Science, University of Stirling, Cottrell Building, Stirling, FK9 4LA, United Kingdom, (3)Jet Propulsion Laboratory, California Institute of Technology, Jet Propulsion Laboratory, Mai Stop 183-401, Pasadena, CA 91109, (4)Department of Earth and Environmental Sciences, Michigan State University, 288 Farm Lane, 207 Natural Science Building, East Lansing, MI 48824-1115, (5)TIGeR (The Institute for Geoscience Research), John de Laeter Centre, Department of Applied Geology, Curtin University, Perth, 6102, Australia, (6)Laboratoire Planétologie et Géodynamique de Nantes, Nantes, France, (7)Applied Physics Laboratory, Johns Hopkins University, 11100 Johns Hopkins Road, MP3-E169, Laurel, MD 20723