2009 Portland GSA Annual Meeting (18-21 October 2009)

COLLINS, Geoffrey C., Physics and Astronomy, Wheaton College, Norton, MA 02766, gcollins@wheatonma.edu, gcollins@wheatonma.edu

HANSEN, Vicki L., Department of Earth and Environmental Sciences, University of Minnesota Duluth, Duluth, MN 55812 and OLIVE, Anthony, Geological and Environmental Sciences, Youngstown State University, Youngstown, OH 44555, vhansen@d.umn.edu, vhansen@d.umn.edu

KIEFER, Walter S., Lunar and Planetary Institute, 3600 Bay Area Blvd, Houston, TX 77058, kiefer@lpi.usra.edu, kiefer@lpi.usra.edu

NAHM, Amanda L., Department of Geological Sciences, University of Idaho, 875 Perimeter Dr, MS 3022, Moscow, ID 83843, MANGOLD, Nicolas, Laboratoire de Planetologie et Geodynamique de Nantes, University of Nantes, France, Nantes, 44322, France, ANSAN, Veronique, Laboratoire de Planetologie et Geodynamique, University of Nantes, France, Nantes, 44322, France and SCHULTZ, Richard A., ConocoPhillips, 600 N Dairy Ashford, PR-2010, Houston, TX 77079, nahm@uidaho.edu, nahm@uidaho.edu

COOKE, Michele, Geosciences, Univ of Massachusetts, Amherst, MA 01003-9297, ISLAM, Fariha, Department of Geological Sciences and Engineering, UNiversity of Nevada, Reno, Reno, NV 89577 and MCGILL, George, Geosciences, University of Massachusetts, 611 North Pleasant Street, Amherst, MA 01003-9297, cooke@geo.umass.edu, cooke@geo.umass.edu

BUCZKOWSKI, Debra L.¹, SEELOS, Kim D.¹ and COOKE, Michele², (1)Space Departrment, Johns Hopkins Applied Physics Laboratory, 11100 Johns Hopkins Rd, Laurel, MD 20723, (2)Geosciences, Univ of Massachusetts, Amherst, MA 01003-9297, Debra.Buczkowski@jhuapl.edu, Debra.Buczkowski@jhuapl.edu

PATTERSON, Gerald Wesley, Johns Hopkins University Applied Physics Laboratory, MP3-E106, 11100 Johns Hopkins Rd, Laurel, MD 20723 and HEAD, James W., Department of Earth, Environmental and Planetary Sciences, Brown University, Providence, RI 02912, Gerald.Patterson@jhuapl.edu, Gerald.Patterson@jhuapl.edu

KAY, Jonathan P., Dept. of Geological Sciences, University of Idaho, PO Box 443022, Moscow, ID 83844-3022 and KATTENHORN, Simon A., ConocoPhillips Company, 600 N. Dairy Ashford, Houston, TX 77079, kay1829@vandals.uidaho.edu, kay1829@vandals.uidaho.edu

SMITH-KONTER, Bridget¹, OLGIN, John¹ and PAPPALARDO, Robert T.², (1)Department of Geological Sciences, University of Texas at El Paso, El Paso, TX 79968-0555, (2)Science Division, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Dr, M/S 321-560, Pasadena, CA 91109, brkonter@utep.edu, brkonter@utep.edu

PATTHOFF, D. Alex, Science Division, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA, Pasadena, CA 91109 and KATTENHORN, Simon A., ConocoPhillips Company, 600 N. Dairy Ashford, Houston, TX 77079, patthoff@jpl.nasa.gov, patthoff@jpl.nasa.gov