GSA Annual Meeting in Phoenix, Arizona, USA - 2019

LONSDALE, Mary C.¹, AHM, Anne-Sofie C.², HIGGINS, John A.² and SMITH, Emily F.¹, (1)Department of Earth & Planetary Sciences, Johns Hopkins University, 3400 N Charles St, Olin Hall, Baltimore, MD 21218, (2)Department of Geosciences, Princeton University, Washington Road, Guyot Hall, Princeton, NJ 08544

PULSIPHER, Mikaela A.¹, SCHIFFBAUER, James D.², HUNTLEY, John Warren¹ and SHELTON, Kevin L.¹, (1)Geological Sciences, University of Missouri, 101 Geological Sciences Building, Columbia, MO 65211, (2)X-ray Microanalysis Core, University of Missouri, 101 Geological Sciences Building, Columbia, MO 65211

FARNAM, Cole, Department of Geology, University of Cincinnati, 345 Clifton Court, Cincinnati, OH 45221, BRETT, Carlton E., Department of Geology, University of Cincinnati, 500 Geology/Physics Building, Cincinnati, OH 45221-0013, HUFF, Warren D., Dept. of Geology, Univ of Cincinnati, Cincinnati, OH 45221, STURMER, Daniel M., Department of Geology, University of Cincinnati, Cincinnati, OH 45221-0013 and PATON, Timothy, Department of Earth & Planetary Sciences, University of Tennessee, 1621 Cumberland Av., Knoxville, TN 37996

EMSBO, Poul, USGS, Central Mineral and Environmental Resources Science Center, P.O. Box 25046, MS 973, Denver Federal Center, Denver, CO 80225 and MCLAUGHLIN, Patrick I., Indiana Geological and Water Survey, Indiana University, 611 N. Walnut Grove, Bloomington, IN 47405

BRAUN, Matthew Gregory, Department of Earth and Environmental Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada; Department of Earth and Environmental Sciences, University of Iowa, Iowa City, IA 52242 and DESROCHERS, André, Department of Earth and Environmental Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada

BIEBESHEIMER, Ellie J.¹, CRAMER, Bradley D.¹, CALNER, Mikael², OBORNY, Stephan C.¹ and BANCROFT, Alyssa M.³, (1)Department of Earth and Environmental Sciences, University of Iowa, 115 Trowbridge Hall, Iowa City, IA 52242, (2)Department of Geology, Lund University, Sölvegatan 12, Lund, SE-223 62, Sweden, (3)Indiana Geological and Water Survey, Indiana University, Bloomington, IN 47405

GAZDEWICH, Sean C., University of Victoria, School of Earth and Ocean Sciences, 3800 Finnerty Road, Bob Wright Centre A405, Victoria, BC V8P 5C2, Canada, HUSSON, Jon M., University of Victoria, School of Earth and Ocean Sciences, 3800 Finnerty Road Bob Wright Center A405, Victoria, BC V8P 5C2, Canada and HAUCK, Tyler E., Alberta Geological Survey, 402, Twin Atria Building 4999 - 98 Avenue, Edmonton, AB T6B 2X3, Canada

ALSLEBEN, Helge and ALVAREZ, John S., Department of Geological Sciences, Texas Christian University, TCU Box 298830, Fort Worth, TX 76129

HEATH, Megan N.¹, STOLFUS, Brittany M.¹, CRAMER, Bradley D.¹, DAY, James², ROWE, Harold D.³, CLARK, Ryan J.⁴ and TASSIER-SURINE, Stephanie A.¹, (1)Department of Earth and Environmental Sciences, University of Iowa, 115 Trowbridge Hall, Iowa City, IA 52242, (2)Geography & Geology, Illinois State University, Normal, IL 61790-4400, (3)Premier Oilfield Group, Houston, TX 77041, (4)Iowa Geological Survey, IIHR - Hydroscience & Engineering, 300 Trowbridge Hall, Iowa City, IA 52242

STURMER, Daniel M., Department of Geology, University of Cincinnati, Cincinnati, OH 45221-0013, PURENS, Kristopher, Descartes Labs, Santa Fe, NM 87501 and POULSON, Simon, Department of Geology and Geological Engineering, University of Nevada Reno, Reno, NV 89557

EVANS, Erica S.J., Department of Geology & Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, STRAUSS, Justin V., Department of Earth Science, Dartmouth College, HB 6105 Fairchild Hall, Hanover, NH 03755, SPERLING, Erik A., Department of Geological Sciences, Stanford University, Stanford, CA 94305, MELCHIN, Michael, Dept. of Earth Sciences, St. Francis Xavier Univ, Antigonish, NS B2G 2V5, Canada, FRASER, Tiffani, Yukon Geological Survey, H.S. Bostock Core Library, 918 Alaska Highway, Whitehorse, YT Y1A3E7, Canada and ROONEY, Alan, Geology and Geophysics, Yale University, 210 Whitney Avenue, New Haven, CT 06511

MMASA, Dennis, OEFINGER, Jordan, BOUDREAUX, Asher, SUAREZ, Celina and SHARMAN, Glenn R., Department of Geosciences, University of Arkansas, Fayetteville, AR 72701

SELF-TRAIL, Jean M.¹, LEASE, Richard O.², WARDEN, Augusta³, WHIDDEN, Katherine⁴, DUMOULIN, Julie A.² and MACLEOD, Kenneth G.⁵, (1)Florence Bascom Geoscience Center, U.S. Geological Survey, Reston, VA 20192, (2)U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508, (3)U.S. Geological Survey, Box 25046 MS 977, Denver Federal Center, Denver, CO 80225, (4)United States Geological Survey, MS 939 Box 25046, Denver Federal Center, Denver, CO 80225, (5)Department of Geological Sciences, University of Missouri, Columbia, MO 65211

TURNER, Bryan W., Department of Geology, Morrison Natural History Museum, 501 CO Hwy 8, Morrison, CO 80465

HONECK, Jacob W., Geological Sciences, University of Alabama, 201 7th Avenue, 2003 Bevill Building, Tuscaloosa, AL 35487, TOBIN, Thomas S., Geological Sciences, University of Alabama, Tuscaloosa, AL 35401, TUITE, Michael L., Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109, FLANNERY, David M., School of Earth, Environmental and Biological Sciences, Queensland University of Technology (QUT), Brisbane, QLD 4000, Australia, FENDLEY, Isabel, Department of Earth and Planetary Science, University of California, Berkeley, McCone Hall, Berkeley, CA 94720, WEAVER, Lucas N., Department of Biology, University of Washington, 247 Life Sciences Building, Seattle, WA 98195 and SPRAIN, Courtney J., Department of Geological Sciences, University of Florida, Williamson Hall, Gainseville, FL 32611

HAGEN, Cedric J. and CREVELING, Jessica R., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, 104 CEOAS Admin Bldg, Corvallis, OR 97331

SCHUBERT, Brian A., School of Geosciences, University of Louisiana at Lafayette, Lafayette, LA 70504 and JAHREN, A. Hope, Centre for Earth Evolution and Dynamics, University of Oslo, Oslo, N-0315, Norway