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

MYRBO, Amy, LacCore/CSDCO, Department of Earth Sciences, University of Minnesota, 500 Pillsbury Dr. SE, Minneapolis, MN 55455, NOREN, Anders, LacCore, University of Minnesota, 500 Pillsbury Dr SE, Minneapolis, MN 55455, BRADY, Kristina, LacCore, University of Minnesota, Minneapolis, MN 55455 and ITO, Emi, Department of Geology and Geophysics, University of Minnesota, Minneapolis, MN 55455, amyrbo@umn.edu, amyrbo@umn.edu

GOLDSMITH, Steven T.¹, WELCH, Susan A.², TRIERWEILER, Annette M.², VON BARGEN, Justin M.³, MONDRO, Claire A.², STUTZ, Jamey E.⁴ and CAREY, Anne E.¹, (1)School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 S Oval Mall, Columbus, OH 43210-1398, (2)School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210-1398, (3)Department of Geology, Baylor University, One Bear Place #97354, Waco, TX 76798, (4)School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 S Oval Mall, Columbus, OH 43210, goldsmith.35@osu.edu, goldsmith.35@osu.edu

JOVANELLY, Tamie, Physics, Astronomy, Geology, Berry College, 2277 Martha Berry Hwy, Mount Berry, GA 30149 and FRTIZ, Sherilyn, Geoscience, University of Nebraska-Lincoln, Lincoln, NE 68588, tjovanelly@berry.edu, tjovanelly@berry.edu

YANG, Wan¹, FENG, Qiao², LIU, Yiqun³, LIN, Jinyan³ and GUAN, Wei¹, (1)Department of Geology, Wichita State Univ, 1845 Fairmount, Wichita, KS 67260, (2)College of Geoengineering and Geoinformatics, Shandong University of Science and Technology, Qingdao, 310003, China, (3)Geology Department, Northwestern University, Xi'an, 710069, China, wan.yang@wichita.edu, wan.yang@wichita.edu

SIEGEL, Donald I., Department of Earth Sciences, Syracuse Univ, 204 Heroy Geology Laboratory, Syracuse, NY 13244-1070, ONG, Jaimie, Hazen and Sawyer, 478 Seventh Avenue, New York, NY 10018 and YU, Zhongbo, State Key Laboratory of Hydrology-Water Resources and Hydraulic Engineering, Hohai Univ, Nanjing 210098, China, Geoscience, Univ of Nevada at Las Vegas, 4505 Maryland Pkwy, Las Vegas, NV 89154-4010, disiegel@syr.edu, disiegel@syr.edu

REHEIS, Marith, U.S. Geological Survey, Box 25046, MS 980, Denver Federal Center, Denver, CO 80225, LUND, Steve P., Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, BRIGHT, Jordon, Department of Geosciences, University of Arizona, Tucson, AZ 85721 and MILLER, David M., U.S. Geological Survey, 345 Middlefield Road MS 973, Menlo Park, CA 94025, mreheis@usgs.gov, mreheis@usgs.gov

ALI, Guleed A.H.¹, ZIMMERMAN, Susan H.², HEMMING, Sidney R.³, COX, Stephen E.³, LEROY, Sverre L.⁴, STEPONAITIS, Elena A.³ and WANG, Xianfeng⁵, (1)Department of Geosciences, University of Arizona, Gould-Simpson Building #77, 1040 E 4th St, Tucson, AZ 85721, (2)Center for Accelerator Mass Spectrometry, Lawrence Livermore National Laboratory, Livermore, CA 94550, (3)Department of Earth and Environmental Sciences and Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964, (4)Dept of Chemistry and Physics, Mills College, 5000 MacArthur Blvd, Oakland, CA 94613, (5)Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY 10964, guleed@email.arizona.edu, guleed@email.arizona.edu

LEE, Lindsey¹, HICKSON, Thomas A.¹, LAMB, Melissa A.² and GUSTAFSON, Mary¹, (1)Geology Department, University of St. Thomas, OWS 153, 2115 Summit Ave, St. Paul, MN 55105, (2)Geology Department, University of St. Thomas, 2115 Summit Ave, St. Paul, MN 55105, lmlee1@stthomas.edu, lmlee1@stthomas.edu

MCFARLAND, Andrew, PARK, Lisa and FRANK, Blossom, Geology and Environmental Science, University of Akron, 302 Buchtel Ave, Akron, OH 44325, ajm92@uakron.edu, ajm92@uakron.edu