2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM

GRASBY, Stephen E., Geological Survey of Canada, Natural Resources Canada, 3303 33rd St. NW, Calgary, AB T2L 2A7, Canada, KROUSE, H. Roy, Physics and Astronomy, Univ of Calgary, Calgary, AB T2N 1N4, Canada, CARON, Marie Eve, Department of Geology and Geophysics, University of Calgary, 2500 University Drive NW, Calgary, AB T2N 1N4, Canada and RYAN, M.C., Department of Geology and Geophysics, Univ of Calgary, 2500 University Drive Northwest, Calgary, AB T2N 1N4, Canada, sgrasby@gsc.nrcan.gc.ca, sgrasby@gsc.nrcan.gc.ca

NIEDERBERGER, Thomas¹, PERREAULT, N.N.², NADEAU, J.³, MIELKE, R.E.⁴, GREER, C.W.², ANDERSEN, Dale T.⁵, POLLARD, Wayne H.⁶ and WHYTE, L.G.¹, (1)Natural Resource Sciences, McGill University, Macdonald Campus, Ste-Anne-de-Bellevue, QC H9X 3V9, Canada, (2)Montreal, H4P 2R2, (3)Montreal, H3A 2B4, (4)Pasadena, CA 91109, (5)Carl Sagan Center for the Study of Life IN the Universe, 189 Bernardo Ave, Suite 100, Mountain View, CA 94043, (6)Department of Geography, McGill University, Montreal, QC H3A 2K6, Canada, thomas.niederberger@mail.mcgill.ca, thomas.niederberger@mail.mcgill.ca

BOSTON, Penelope J., Earth and Environmental Science, New Mexico Tech, 801 Leroy Place, Socorro, NM 87801, SPILDE, Michael N., Institute of Meteoritics, University of New Mexico, MSC03-2050, Albuquerque, NM 87131 and NORTHUP, Diana E., Biology Department, Univ of New Mexico, 1 University of New Mexico, MSC03 2020, Albuquerque, NM 87131-0001, pboston@nmt.edu, pboston@nmt.edu

BENISON, Kathleen C., Department of Geology, Central Michigan University, Mt. Pleasant, MI 48859 and BOWEN, Brenda Beitler, Department of Earth and Atmospheric Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47906, benis1kc@cmich.edu, benis1kc@cmich.edu

MORRIS, Penny, Geology Department, Univ of Houston Downtown, Houston, TX 77002, BRIGMON, Robin L., Aiken, SC 29808 and SMITH, Garriet W., Aiken, SC 29801, smithres@usca.edu, smithres@usca.edu

MORRIS, P.A., Natural Science, University of Houston-Downtown, 1 Main St, Houston, TX 77002, BRIGMON, Robin, Westinghouse Savannah River Co, Aiken, SC 29808 and SMITH, G., University of South Carolina, Aikin, SC 29208, smithp@uhd.edu, smithp@uhd.edu

BENISON, Kathleen C., Department of Geology, Central Michigan University, Mt. Pleasant, MI 48859, benis1kc@cmich.edu, benis1kc@cmich.edu