2007 GSA Denver Annual Meeting (28–31 October 2007)
Session No. 218 Wednesday, 31 October 2007
1:30 PM-5:30 PM, Colorado Convention Center: 605/607

Planetary Geology: Potpourri

James R. Zimbelman and Vicki Hansen, Presiding
 Paper #Start Time
218-11:30 PM GLOBAL MAP OF RIBBON TESSERA TERRAIN, VENUS: RECORD OF A RICH ANCIENT HISTORY: HANSEN, Vicki L., Department of Geological Sciences, University of Minnesota Duluth, Duluth, MN 55812, vhansen@d.umn.edu and LÓPEZ, Iván, Departamento de Matemáticas y Física Aplicadas y Ciencias de la Naturaleza, Universidad Rey Juan Carlos, Madrid, Spain
218-21:45 PM EQUILIBRIUM RESURFACING OF VENUS: RESULTS OF MONTE CARLO MODELING: BJONNES, Emily E.1, HANSEN, Vicki L.1, SWENSON, John B.2, and MACLIN, Richard F.3, (1) Department of Geological Sciences, University of Minnesota Duluth, Duluth, MN 55812, bjonn001@d.umn.edu, (2) Department of Geological Sciences and Large Lakes Observatory, Univ of Minnesota Duluth, 1114 Kirby Dr, Duluth, MN 55812, (3) Department of Computer Sciences, University of Minnesota Duluth, Duluth, MN 55812
 2:00 PM Break
218-32:15 PM GEOLOGIC MAPPING OF ASCRAEUS MONS VOLCANO, MARS AT 1:1M SCALE: AN ANALYSIS OF THE GEOMORPHOLOGY AND FORMATION OF ASCRAEUS CHASMATA: GARRY, W. Brent1, ZIMBELMAN, James R.1, BLEACHER, Jacob E.2, WILLIAMS, David A.3, and TRUMBLE, Michele E.4, (1) Center for Earth and Planetary Studies, Smithsonian Institution, National Air and Space Museum, PO Box 37012, Museum MRC 315, Washington, DC 20013-7012, garryw@si.edu, (2) Planetary Geodynamics Laboratory, Code 698, NASA Goddard Space Flight Center, Building 33, Room G310, Greenbelt, MD 20771, (3) School of Earth and Space Exploration, Arizona State University, Box 871404, Tempe, AZ 85287-1404, (4) Department of Earth and Environment, Franklin and Marshall College, PO Box 3003, Lancaster, PA 17604-3003
218-42:30 PM THEMIS AND TES CHARACTERIZATION OF LADON BASIN, SOUTHERN MARGARITIFER TERRA, MARS: LANG, Nicholas P., Department of Earth and Planetary Sciences, University of Tennessee, 306 Earth and Planetary Sciences Building, 1412 Circle Drive, Knoxville, TN 37996-1410, nlang1@utk.edu
218-52:45 PM COMPARISON OF TRANSVERSE AEOLIAN RIDGES ON MARS TO RIPPLES AND DUNES ON EARTH: ZIMBELMAN, James R., Smithsonian Institution, CEPS/NASM MRC 315, Washington, DC 20013-7012, zimbelmanj@si.edu and WILLIAMS, Steven H., Smithsonian Institution, Education/NASM MRC 305, Washington, DC 20013-7012
218-63:00 PM OUTCROP-SCALE PROPERTIES OF SEDIMENTARY ROCKS ON MARS: NAHM, Amanda L., Geological Sciences and Engineering, University of Nevada, Reno, Geomechanics-Rock Fracture Group, Mail Stop 172, Reno, NV 89557, nahma@mines.unr.edu and SCHULTZ, Richard A., Geological Sciences and Engineering, University of Nevada, Geomechanics-Rock Fracture Group, Mail Stop 172, Reno, NV 89557
218-73:15 PM MARTIAN NORTH POLAR IMPACT CRATER CAVITY WALL SLOPES AND INTERIOR DEPOSIT PLACEMENT: IMPLICATIONS FOR POLAR PROCESSES: FAGAN, Amy L. and SAKIMOTO, Susan E.H., Department of Civil Engineering and Geological Sciences, University of Notre Dame, 156 Fitzpatrick Hall, Notre Dame, IN 46556, abacasto@nd.edu
218-83:30 PM MODELING IMPACT-INDUCED SUBSURFACE CAVITY FORMATION ON MARS: ASTROBIOLOGICAL AND GEOLOGICAL IMPLICATIONS: KAY, Erin K. and BOSTON, Penelope J., Dept. of Earth and Environmental Science, New Mexico Institute of Mining and Technology, Socorro, NM 87801, ekay@nmt.edu
218-93:45 PM MASS EXTINCTION ENIGMAS IN CONTEXT WITH GAMMA RAY BURSTS: KAYE, Thomas G., Burke Museum of Natural History, Seattle, WA 98195, tom@tomkaye.com
218-104:00 PM WHEN STARS ATTACK! LIVE UNDERSEA RADIOACTIVITIES AS SIGNATURES OF NEARBY SUPERNOVA EXPLOSIONS: FIELDS, Brian, Astronomy, University of Illinois, 1002 W. Green St, Urbana, IL 61801, bdfields@uiuc.edu

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