GSA Annual Meeting in Phoenix, Arizona, USA - 2019

VALLEY, John W., BLUM, Tyler B. and CAMERON, Emilia M., Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton Street, Madison, WI 53706

DUTROW, Barbara L., Department of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803 and ORMAND, Carol J., Science Education Resource Center, Carleton College, 1 North College Street, Northfield, MN 55057

HEANEY, Peter J., Dept. of Geosciences, Penn State University, 540 Deike Bldg, University Park, PA 16802

BISH, David L., Department of Earth and Atmospheric Sciences, Indiana University, 1001 East 10th Street, Bloomington, IN 47405

SHIREY, Steven B., Department of Terrestrial Magnetism, Carnegie Institution for Science, 5241 Broad Branch Road, NW, Washington, DC 20015, NESTOLA, Fabrizio, Department of Geosciences, University of Padova, Padova, 35131, Italy, PEARSON, D. Graham, Earth and Atmospheric Sciences, University of Alberta, 1-26 Earth Sciences Building, Edmonton, AB T6G 2E3, Canada and WALTER, Michael J., Geophysical Laboratory, Carngie Institution for Science, 5251 Broad Branch Road, NW, Washington, DC 20015

LANGE, Rebecca A., Department of Earth and Environmental Sciences, University of Michigan, 1100 North University, Ann Arbor, MI 48109-1005

BROWN, Michael, Laboratory for Crustal Petrology, Department of Geology, University of Maryland, College Park, MD 20742; State Key Laboratory of Geological Processes and Mineral Resources, and Center for Global Tectonics, School of Earth Sciences, China University of Geosciences Wuhan, 388 Lumo Road, Wuhan, 430074, China and JOHNSON, Tim E., School of Earth and Planetary Sciences, Curtin University, GPO Box U1987, Perth, WA 6845, Australia; State Key Laboratory of Geological Processes and Mineral Resources, and Center for Global Tectonics, School of Earth Sciences, China University of Geosciences Wuhan, 388 Lumo Road, Wuhan, 430074, China

GUNTER, Mickey E., Geological Sciences, University of Idaho, Moscow, ID 83844