GSA Annual Meeting in Indianapolis, Indiana, USA - 2018

SEDLACEK, Alexa R.C.¹, CLARK, Ryan J.², MCMORRAN, Riley¹, BISHOP, Nicole³, WIEMAN, Scott T.⁴, SEBREE, Joshua³ and WITZKE, Brian J.⁵, (1)Earth and Environmental Sciences, University of Northern Iowa, Cedar Falls, IA 50614, (2)Iowa Geological Survey, IIHR - Hydroscience & Engineering, 300 Trowbridge Hall, Iowa City, IA 52242, (3)Department of Chemistry and Biochemistry, University of Northern Iowa, McCollum Science Hall 245, Cedar Falls, IA 50614, (4)Planetary Environments Laboratory, NASA Goddard Space Flight Center, Greenbelt, MD 20771, (5)Department of Earth and Environmental Sciences, University of Iowa, 115 Trowbridge Hall, Iowa City, IA 52242

CHAN, Rachel L.¹, MICHEL, Lauren A.², TABOR, Neil J.³, MILLESON, Mary E.⁴, HILLIS, Kayla R.² and BLAYLOCK, Hannah E.⁵, (1)Department of Chemistry, Tennessee Tech University, P.O. Box 5055, Cookeville, TN 38505, (2)Department of Earth Sciences, Tennessee Tech University, Box 5062, Cookeville, TN 38505, (3)Roy M. Huffington Department of Earth Sciences, Southern Methodist University, 3225 Daniel Ave, Dallas, TX 75275-0395, (4)Roy M. Huffington Department of Earth Sciences, Southern Methodist University, PO Box 750395, Dallas, TX 75275, (5)Earth Sciences Department, Tennessee Tech University, PO Box 5062, Cookeville, TN 38505

PAULS, Kathryn N.¹, ISBELL, John L.², MOXNESS, Levi D.³, LIMARINO, C. Oscar¹, SCHENCMAN, L. Jazmin⁴, COLOMBI, Carina E.⁵ and ALONSO-MURUAGA, Pablo J.⁴, (1)Department of Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53201, (2)Geosciences, University of Wisconsin-Milwaukee, 3209 North Maryland Avenue, Milwaukee, WI 53211, (3)Department of Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53211, (4)Departamento de Ciencias Geológicas, Universidad de Buenos Aires, Pabellón 2, Ciudad Universitaria, Buenos Aires, C1428EHA, Argentina, (5)CONICET - Museo de Ciencias Naturales, Universidad National de San Juan, Av. España 400 (Norte), San Juan, 5400, Argentina

PERRY, Amelia A.¹, LAMASKIN, Todd A.¹, SCHANTZ, Krysden A.¹, KOSTER, Olivia A.¹, NOLAN, Jack T.¹, ELLWOOD, Brooks², LANE, Chad S.¹ and OVER, D. Jeffrey³, (1)Department of Earth and Ocean Sciences, University of North Carolina Wilmington, 601 South College Rd., Wilmington, NC 28403, (2)Department of Geology and Geophysics, Louisiana State University, E-235 Howe-Russell, Baton Rouge, LA 70803, (3)Geological Sciences, SUNY-Geneseo, 1 College Circle, Geneseo, NY 14454

DEPUGH, Meagan E., Department of Geology and Geophysics, Texas A&M Univeristy, 3115 TAMU, College Station, TX 77843 and GROSSMAN, Ethan L., Department of Geology & Geophysics, Texas A&M University, College Station, TX 77843

ESTRADA, Lucas¹, PIPPENGER, Kate¹, BOYER, Diana L.², JONES, David S.³ and COHEN, Phoebe¹, (1)Geosciences, Williams College, 947 Main Street, Williamstown, MA 01267, (2)Department of Chemistry, Physics and Geology, Winthrop University, Rock Hill, SC 29733, (3)Geology Department, Amherst College, 11 Barrett Hill Road, Amherst, MA 01002

CHENG, Keyi¹, ELRICK, Maya¹, ROMANIELLO, Stephen J.², GILLEAUDEAU, Geoffrey J.³ and JIANG, Ganqing⁴, (1)Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, (2)School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287, (3)Dept. of Atmospheric, Oceanic, and Earth Sciences, George Mason University, 4400 University Dr., Fairfax, VA 22030, (4)Department of Geoscience, University of Nevada, Las Vegas, NV 89154-4010

PECHACEK, Amanda and HOLBROOK, John, Department of Geological Sciences, Texas Christian University, Fort Worth, TX 76129

KOSTER, Olivia, Department of Earth and Ocean Sciences, University of North Carolina Wilmington, 601 S College Rd, Wilmington, NC 28403, LAMASKIN, Todd A., Department of Earth and Ocean Sciences, University of North Carolina Wilmington, 601 South College Rd., Wilmington, NC 28403, LANE, Chad S., Department of Earth and Ocean Sciences, University of North Carolina Wilmington, 601 S. College Road, Wilmington, NC 28403 and HAWKES, Andrea D., Department of Earth and Ocean Sciences, University of North Carolina Wilmington, 601 S College Rd, Wilmington, NC 28405

FEDORCHUK, Nicholas D.¹, ISBELL, John L.², GRIFFIS, Neil³, MONTAÑEZ, Isabel P.⁴, VESELY, Fernando⁵, ROSA, Eduardo L.M.⁵, MUNDIL, Roland⁶, IANNUZZI, Roberto⁷, ROESLER, Guilherme A.⁷ and YIN, Qing-zhu³, (1)Department of Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53201, (2)Geosciences, University of Wisconsin-Milwaukee, 3209 North Maryland Avenue, Milwaukee, WI 53211, (3)Department of Earth and Planetary Sciences, University of California, Davis, One Shields Dr., Davis, CA 95616, (4)Earth and Planetary Sciences, University of California Davis, One Shields Dr., Davis, CA 95616, (5)Universidade Federal do Paraná, Curitiba, Brazil, (6)Berkeley Geochronology Center, 2455 Ridge Rd, Berkeley, CA 94709, (7)Departamento de Paleontologia e Estratigrafia, Universidade Federal do Rio Grande do Sul, Av. Bento Gonçalves, 9500, Porto Alegre, RS, 91.509-900, Brazil

GARDNER, Cole T.¹, TROP, Jeffrey M.², DANIEL, Christopher G.¹, BENOWITZ, Jeffrey A.³, BRUESEKE, Matthew E.⁴ and MCFARLANE, Christopher R.M.⁵, (1)Department of Geology and Environmental Sciences, Bucknell University, 1 Dent Drive, Lewisburg, PA 17837, (2)Department of Geology and Environmental Geosciences, Bucknell University, Lewisburg, PA 17837, (3)Geophysical Institute and Geochronology Laboratory, University of Alaska Fairbanks, Fairbanks, AK 99775, (4)Department of Geology, Kansas State University, 108 Thompson Hall, Manhattan, KS 66506, (5)Earth Sciences, University of New Brunswick, 2 Bailey Drive, Fredericton, NB E3B 5A3, Canada