2015 GSA Annual Meeting in Baltimore, Maryland, USA (1-4 November 2015)

SAUER, Kirsten, Department of Geological Sciences and Engineering, University of Nevada, Reno, 1664 N. Virginia Street, Reno, NV 89557, GORDON, Stacia M., Department of Geological Sciences, University of Nevada, Reno, 1664 N. Virginia Street, Reno, NV 89557, MILLER, Robert B., Department of Geology, San José State University, One Washington Square, San Jose, CA 95192 and VERVOORT, Jeffery D., School of the Environment, Washington State University, Pullman, WA 99164, kirsten.b.sauer@gmail.com

JOSEPH III, Jeffery¹, MIRANDA, Elena A.¹, KLEPEIS, Keith A.² and SCHWARTZ, Joshua J.¹, (1)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff Street, Northridge, CA 91330, (2)Geology, University of Vermont, Trinity Campus, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405, jefjosep@gmail.com

DAVIS, Peter and LINDMARK, Matthew, Department of Geosciences, Pacific Lutheran University, Tacoma, WA 98447, davispb@plu.edu

CHAPMAN, Thomas E., Department of Geological Sciences, University of North Carolina at Chapel Hill, 104 South Rd., campus box #3315, Chapel Hill, NC 27599 and COLEMAN, Drew S., Department of Geological Sciences, University of North Carolina, 107 Mitchell Hall CB 3315, Chapel Hill, NC 27599-3315, tchapman@live.unc.edu

SAID, Meena, Department of Geology & Physics, Lock Haven University of Pennsylvania, 301 West Church Street, East Campus Science Center, Lock Haven, PA 17745, BIRNER, Suzanne, Department of Geological and Environmental Sciences, Stanford University, 450 Serra Mall, Stanford, CA 94305 and COTTRELL, Elizabeth, Mineral Sciences, Smithsonian Institution, PO Box 37012, National Museum of Natural History MRC-119, Washington, DC 20013-7012, mxs1309@lhup.edu

RAUB, Timothy D., Department of Earth and Environmental Sciences, University of St. Andrews, Irvine Building, North Street, St. Andrews, KY16 9AL, United Kingdom, REEKIE, Callum D.J., Department of Earth and Environmental Sciences, University of St Andrews, St Andrews, KY169AL, United Kingdom and SPENCER, Christopher J., Department of Applied Geology, Curtin University, Perth, 6845, Australia, timraub@st-andrews.ac.uk

BLATCHFORD, Hannah J.¹, GILBERT, John B.¹, KLEPEIS, Keith¹, SCHWARTZ, Joshua J.², TURNBULL, Rose E.³, JONGENS, Richard³ and STOWELL, Harold H.⁴, (1)Department of Geology, University of Vermont, Trinity Campus, 180 Colchester Ave, Burlington, VT 05405, (2)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff Street, Northridge, CA 91330, (3)GNS Science, Private Bag 1930, Dunedin, 9054, New Zealand, (4)Department of Geological Sciences, University of Alabama, BOX 870338, Tuscaloosa, AL 35487, hannah.blatchford@uvm.edu