GSA Annual Meeting in Phoenix, Arizona, USA - 2019

WOLFE, Erica¹, SODEMAN, Alexander D.² and FISHER, Timothy G.¹, (1)Department of Environmental Sciences, University of Toledo, 2801 W Bancroft St, Toledo, OH 43606, (2)Department of Environmental Sciences, University of Toledo, MS 604, 2801 W Bancroft St, Toledo, OH 43606

WILLIAMSON, Landon, Geology, University of Vermont, 180 Colchester Ave, Burlington, VT 05405, CORBETT, Lee B., Department of Geology, The University of Vermont, 180 Colchester Ave., Burlington, VT 05405, BIERMAN, Paul R., Department of Geology, University of Vermont, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405, SHAKUN, Jeremy D., Department of Earth and Environmental Sciences, Boston College, Chestnut Hill, MA 02467 and ROOD, Dylan H., Department of Earth Science and Engineering, Imperial College London, Royal School of Mines, South Kensington Campus, London, SW7 2AZ, United Kingdom

HALSTED, Christopher T.¹, SHAKUN, Jeremy D.², CORBETT, Lee B.³, BIERMAN, Paul R.⁴, DAVIS, P. Thompson⁵, GOEHRING, Brent M.⁶, KOESTER, Alexandria J.² and CAFFEE, M.W.⁷, (1)Department of Geology, University of Vermont, Burlington, VT 05405; Rubenstein School of Environment and Natural Resources, University of Vermont, Burlington, VT 05405, (2)Department of Earth and Environmental Sciences, Boston College, Chestnut Hill, MA 02467, (3)Department of Geology, The University of Vermont, 180 Colchester Ave., Burlington, VT 05405, (4)Department of Geology, University of Vermont, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405, (5)Department of Natural & Applied Sciences, Bentley University, 175 Forest St, Waltham, MA 02452, (6)Dept. of Earth and Environmental Sciences, Tulane University, 6823 St Charles Ave, New Orleans, LA 70118, (7)Department of Physics, Purdue University, 1396 PHYSICS BLDG, W. Lafayette, IN 47907-1396

PETRONIS, Michael, Environmental Geology Program, Natural Resources Management Department, New Mexico Highlands University, P.O. Box 9000, Las Vegas, NM 87701, ANDERSON, R. Scott, School of Earth and Sustainability, Northern Arizona University, Flagstaff, AZ 86011, FAWCETT, Peter J., Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, STALEY, Spencer E., Earth & Planetary Sciences, University of New Mexico, MSC O3-2040, University of New Mexico, Albuquerque, NM 87131 and LAURICELLA, Sindy, Natural Resources Management Department, New Mexico Highlands University, P.O. Box 9000, Las Vegas, NM 87701

SAMSEN, Brian, Environmental Sciences, University of Toledo, MS#604, 2801 West Bancroft Stret, Toledo, OH 43606-3390, ANTINAO, José Luis, Indiana Geological and Water Survey, Indiana University, 611 North Walnut Grove, Bloomington, IN 47405-2208, LOOPE, Henry M., Indiana Geological and Water Survey, Indiana University, 611 North Walnut Grove Ave., Bloomington, IN 47405 and FISHER, Timothy G., Department of Environmental Sciences, University of Toledo, 2801 W Bancroft St, Toledo, OH 43606

MARCOUILLER, Thomas¹, LEPPER, Kenneth¹ and SCHAETZL, Randall J.², (1)Geosciences, North Dakota State University, P.O. Box 6050 / 2745, Fargo, ND 58108, (2)Geography, Michigan State University, 128 Geography Bldg, East Lansing, MI 48824

PETERSON, Annalie¹, SULLIVAN, Micheal¹, MCEVERS, Bailee¹, MARCOUILLER, Thomas¹ and LEPPER, Kenneth², (1)Geosciences, North Dakota State University, P.O. Box 6050 / 2745, Fargo, ND 58108, (2)Department of Geosciences, North Dakota State University, P.O. Box 6050 / 2745, Fargo, ND 58108-6050

BLACKWELL, Bonnie A.B.¹, HUANG, Clara L.C.², KAZI, Mehak F.², DORONICHEVA, Ekaterina V.³, DORONICHEV, Vladimir B.³, GOLOVANOVA, Luibov V.³, SINGH, Impreet² and BLICKSTEIN, Joel I.B.², (1)Department of Chemistry, Williams College, Williamstown, MA 01267; RFK Science Research Institute, Glenwood Landing, NY 11547-0866, (2)RFK Science Research Institute, Box 866, Glenwood Landing, NY 11547-0866, (3)ANO Laboratory of Prehistory, St. Petersburg, 199034, Russian Federation