RAKOVAN, John, BORKIEWICZ, Olaf and MARCHLEWSKI, Tomasz, Geology Department, Miami University, Oxford, OH 45056, rakovajf@muohio.edu, rakovajf@muohio.edu

CELESTIAN, Aaron J.¹, CLEARFIELD, Abraham² and FEWOX, Christopher², (1)Geography and Geology, Western Kentucky University, 1906 College Heights Blvd, Environmental Science and Technology, Bowling Green, KY 42101, (2)Chemistry, Texas A&M, College Station, TX 77843, aaron.celestian@wku.edu, aaron.celestian@wku.edu

FRIERDICH, Andrew J., Earth and Planetary Sciences, Washington University in St. Louis, One Brookings Drive, Campus Box 1169, Saint Louis, MO 63130 and CATALANO, Jeffrey G., Earth and Planetary Sciences, Washington University in St. Louis, Campus Box 1169, One Brookings Dr, St. Louis, MO 63130, frierdich@wustl.edu, frierdich@wustl.edu

ROSSO, Kevin M.¹, HANDLER, Robert M.², ZARZYCKI, Piotr¹, KERISIT, Sebastien¹, SCHERER, Michelle M.², JOHNSON, Clark M.³ and MEAKIN, Paul⁴, (1)Pacific Northwest National Laboratory, P.O. Box 999, MSIN K8-96, Richland, WA 99352, (2)Civil & Environmental Engineering, University of Iowa, 4105 SEAMANS CENTER, Iowa City, IA 52242, (3)Department of Geoscience, University of Wisconsin-Madison, NASA Astrobiology Institute, 1215 W. Dayton St, Madison, WI 53706, (4)Idaho National Laboratory, P.O. Box 1625 MS 3553, Idaho Falls, ID 83415, Kevin.Rosso@pnl.gov, Kevin.Rosso@pnl.gov

FOWLE, D.A., KINNEBREW, N., KENWARD, Paul A. and ROBERTS, J.a., Geology, University of Kansas, Multidisciplinary Research Building, 2030 Becker Dr, Lawrence, KS 66047, fowle@ku.edu, fowle@ku.edu

WANG, Dongbo¹, WALLACE, Adam F.², DE YOREO, James J.³ and DOVE, Patricia M.¹, (1)Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, (2)Department of Geological Sciences, University of Delaware, 103 Penny Hall, Newark, DE 19716, (3)Pacific Northwest National Laboratory, Richland, WA 99352, wangdb@vt.edu, wangdb@vt.edu

HILL, Craig A., Department of Biology, University of Missouri St Louis, R223 Research Building, One University Boulevard, St Louis, MO 63121 and BLANK, Jennifer G., Carl Sagan Center for the Study of Life in the Universe, SETI Institute, 515 N. Whisman Road, Mountain View, CA 94043, cah2mb@mail.umsl.edu, cah2mb@mail.umsl.edu

CHEMTOB, Steven M.¹, ROSSMAN, George R.¹, HON, Ken² and MATZEN, Andrew K.¹, (1)Division of Geological and Planetary Sciences, California Institute of Technology, MC 170-25, 1200 E. California Blvd, Pasadena, CA 91125, (2)Geology, University of Hawaii at Hilo, 200 W. Kawili Street, Hilo, HI 96720, chemtob@gps.caltech.edu, chemtob@gps.caltech.edu