2007 GSA Denver Annual Meeting (28–31 October 2007)

GOHN, Gregory S., POWARS, David S., EDWARDS, Lucy E., DURAND, Colleen T. and SEEFELT, Ellen L., U.S. Geological Survey, 926A National Center, Reston, VA 20192, ggohn@usgs.gov, ggohn@usgs.gov

POWARS, David S.¹, EDWARDS, Lucy E.¹, GOHN, Greg S.¹ and CATCHINGS, Rufus D.², (1)U.S. Geological Survey, 926A National Center, Reston, VA 20192, (2)U.S. Geol Survey, 345 Middlefield Rd. MS 977, Menlo Park, CA 94587, dpowars@visuallink.com, dpowars@visuallink.com

ORMÖ, Jens¹, STURKELL, Erik², GOHN, Greg S.³, HORTON, J. Wright⁴, POWARS, David S.³ and EDWARDS, L.E.³, (1)Centro de Astrobiología (INTA/CSIC), Instituto Nacional de Técnica Aeroespacial, Ctra de Torrejón a Ajalvir, km 4, 28850 Torrejón de Ardoz, Madrid, (2)Department of Earth Sciences, University of Gothenburg, Gothenburg, 40530, Sweden, (3)U.S. Geological Survey, 926A National Center, Reston, VA 20192, (4)U.S. Geol Survey, 926A National Center, Reston, VA 20192, ormo@inta.es, ormo@inta.es

KENKMANN, Thomas¹, REIMOLD, Uwe¹, WUENNEMANN, Kai¹ and COLLINS, Gareth², (1)Museum of Natural History - Mineralogy, Humboldt-University Berlin, Invalidenstrasse 43, Berlin, 10115, Germany, (2)Impact and Astromaterials Research Centre, Dept. Earth Science and Eng., Imperial College, London, United Kingdom, thomas.kenkmann@museum.hu-berlin.de, thomas.kenkmann@museum.hu-berlin.de

POAG, C. Wylie, US Geological Survey, 384 Woods Hole Rd, Woods Hole, MA 02543-1598, wpoag@usgs.gov, wpoag@usgs.gov

FERRELL, Ray E., Geology & Geophysics, Louisiana State University, E235 Howe/Russell Geoscience Complex, Baton Rouge, LA 70803 and DYPVIK, Henning, Department of Geoscience, University of Oslo, Oslo, NO-0316, Norway, rferrell@lsu.edu, rferrell@lsu.edu

EDWARDS, Lucy E.¹, POWARS, David S.¹, WADE, Bridget S.², SELF-TRAIL, Jean M.³, KULPECZ, Andrew A.⁴, BROWNING, James V.⁴, MILLER Sr, Kenneth G.⁴ and MCLAUGHLIN, Peter P.⁵, (1)U.S. Geological Survey, 926A National Center, Reston, VA 20192, (2)Institute of Marine and Coastal Science, Rutgers, The State University of New Jersey, 71 Dudley Rd, New Brunswick, NJ 08901-852, (3)U.S. Geological Survey, 926A National Center 12201 Sunrise Valley Dr, Reston, VA 20192, (4)Dept. of Geological Sci, Rutgers University, 610 Taylor Rd, Piscataway, NJ 08854, (5)Delaware Geological Survey, Newark, DE 19716, leedward@usgs.gov, leedward@usgs.gov

HAYDEN, Travis G.¹, KOMINZ, Michelle A.², POWARS, David S.³, EDWARDS, Lucy E.³, MILLER Sr, Kenneth G.⁴, BROWNING, James V.⁴ and KULPECZ, Andrew A.⁴, (1)Department of Geosciences, Western Michigan University, 1187 Rood Hall, 1903 W. Michigan Ave, Kalamazoo, MI 49008, (2)Department of Geosciences, Western Michigan Univeristy, 1187 Rood Hall, 1903 West Michigan Ave, Kalamazoo, MI 49008, (3)U.S. Geol Survey, 926A National Center, 12201 Sunrise Valley Drive, Reston, VA 20192, (4)Dept. of Geological Sci, Rutgers University, 610 Taylor Rd, Piscataway, NJ 08854, t4hayden@wmich.edu, t4hayden@wmich.edu

WILLARD, Debra A., US Geological Survey, 926A National Center, 12201 Sunrise Valley Drive, Reston, VA 20192 and DOWSETT, Harry J., US Geological Survey, 926A National Center, Reston, VA 20192, dwillard@usgs.gov, dwillard@usgs.gov

MILLER Sr, Kenneth G.¹, HAYDEN, Travis G.², PUSZ, Aimee E.¹, KULPECZ, Andrew A.¹, BROWNING, James V.¹, MCLAUGHLIN, Peter P.³, KOMINZ, Michelle A.⁴, EDWARDS, Lucy E.⁵, POWARS, David S.⁶ and WRIGHT, James D.¹, (1)Dept. of Geological Sci, Rutgers University, 610 Taylor Rd, Piscataway, NJ 08854, (2)Geosciences, Western Michigan University, 1187 Rood Hall, Kalamazoo, MI 49008, (3)Delaware Geological Survey, Newark, DE 19716, (4)Geosciences, Western Michigan University, 1187 Rood Hall, Kalamazoo, MI 49008-3805, (5)US Geol Survey, 926-A National Ctr, Reston, VA 20192-0001, (6)US Geol Survey, 926-A National Ctr, Reston, VA 20192, kgm@rci.rutgers.edu, kgm@rci.rutgers.edu

SANFORD, Ward E., JONES, Blair F. and COPLEN, Tyler B., U S Geological Survey, 12201 Sunrise Valley Drive, Reston, VA 20192, wsanford@usgs.gov, wsanford@usgs.gov

COCKELL, C.S.¹, VOYTEK, Mary A.², GRONSTAL, A.L.¹, KIRSHTEIN, Julie³, FINSTER, K.⁴, SCHIPPERS, Axel⁵, REYSENBACH, Anna-Louise⁶, GOHN, Gregory S.⁷, SANFORD, Ward E.⁸ and HORTON, J. Wright⁷, (1)PSSRI, Open University, Milton Keynes, MK7 6AA, United Kingdom, (2)US Geological Survey, 12201 Sunrise Valley Drive, Reston, VA 20192, (3)U S Geological Survey, National Center, Reston, VA 20192, (4)Dept of Microbial Ecology, Aarhus University, Aarhus, 8000 Aarhus, Denmark, (5)Geomicrobiology group, Federal Institute for Geosciences and Nat Rscs, Stilleweg 2, Hannover, 30655, Germany, (6)Department of Biology, Portland State Univ, Portland, OR 97201, (7)U.S. Geological Survey, 926A National Center, Reston, VA 20192, (8)U.S. Geological Survey, 431 National Center, Reston, VA 20192, c.s.cockell@open.ac.uk, c.s.cockell@open.ac.uk

VOYTEK, Mary A., WRD-NRP, USGS, MS430, 12201 Sunrise Valley Dr, Reston, VA 21092, AMIRBAHMAN, A., Civil and Environmental Engineering, Univ of Maine, Boardman Hall, Orono, ME 04469, COCKELL, C.S., PSSRI, Open University, Milton Keynes, MK7 6AA, United Kingdom, JONES, E.J.P., US Geological Survey, ms 430, 12201 Sunrise Valley Drive, Reston, VA 20192, KIRSHTEIN, J.D., U S Geological Survey, National Center, Reston, VA 20192, OHNO, T., Dept. Plant Soil and Environmental Sciences, University of Maine, 5722 Deering Hall, Orono, ME 04469 and SANFORD, W.E., U.S. Geological Survey, 431 National Center, Reston, VA 20192, mavoytek@usgs.gov, mavoytek@usgs.gov

HEIDINGER, Philipp¹, WILHELM, Helmut¹, POPOV, Yuri², SAFANDA, Jan³, BURKHARDT, Hans⁴ and MAYR, Sibylle⁴, (1)Geophysikalisches Institut, Universitaet Karlsruhe, Hertzstrasse 16, 76187 Karlsruhe, Karlsruhe, 76187, Germany, (2)Moscow, 119992, Russia, (3)Geophysikal Institute Prague, Prague, 14131, Czech Republic, (4)Geophysikalisches Institut, TU Berlin, Berlin, 13355, Germany, heidinger@gmx.net, heidinger@gmx.net