The Geological Society of America
2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
Denver, Colorado, USA

WOODRUFF, Laurel G.¹, SMITH, David B.², CANNON, William F.³ and SOLANO, Federico³, (1)U.S. Geological Survey, 2280 Woodale Drive, Mounds View, MN 55112, (2)U.S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225, (3)US Geological Survey, 12201 Sunrise Valley Dr, MS 954, Reston, VA 20192-0001, woodruff@usgs.gov

CANNON, William F.¹, SOLANO, Federico¹ and WESTPHAL, Tiffani², (1)US Geological Survey, 12201 Sunrise Valley Dr, MS 954, Reston, VA 20192-0001, (2)U.S. Geological Survey, MS 954, Reston, VA 20191, wcannon@usgs.gov

GRUNSKY, E.C., Natural Resources Canada - Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada, DREW, Lawrence J., U.S. Geological Survey, 954 National Center, Reston, VA 20192 and SMITH, David B., U.S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225, ldrew@usgs.gov

SOLANO, Federico¹, SMITH, David B.², CANNON, William F.¹ and WOODRUFF, Laurel G.³, (1)US Geological Survey, 12201 Sunrise Valley Dr, MS 954, Reston, VA 20192-0001, (2)U.S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225, (3)U.S. Geological Survey, 2280 Woodale Drive, Mounds View, MN 55112, fsolanoc@usgs.gov

SMITH, David B., U.S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225, CANNON, William F., US Geological Survey, 12201 Sunrise Valley Dr, MS 954, Reston, VA 20192-0001 and WOODRUFF, Laurel G., U.S. Geological Survey, 2280 Woodale Drive, Mounds View, MN 55112, dsmith@usgs.gov

RIVERA, Francisco Moreira, Servicio Geológico Mexicano, San Luis Potosí, 78280, Mexico, fmoreira@sgm.gob.mx

LEE, Gregory¹, GRANITTO, Matthew², WANG, Bronwen³, SHEW, Nora³, MAUK, Jeffrey L.¹, HAYES, Timothy S.⁴, JONES III, James V.⁵, SCHMIDT, Jeanine M.³, TODD, Erin³ and WERDON, Melanie B.⁶, (1)U.S. Geological Survey, PO Box 25046, Denver Federal Center, Mailstop 973, Denver, CO 80225, (2)U.S. Geological Survey, Mineral Resources Division, PO Box 25046, MS 973, Denver Federal Center, Denver, CO 80225-0046, (3)Alaska Science Center, U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, (4)U.S. Geological Survey, E.N.R. Building, Tucson, AZ 85719, (5)U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508, (6)Alaska Division of Geological & Geophysical Surveys, 3354 College Rd, Fairbanks, AK 99709-3707, jmauk@usgs.gov

THORLEIFSON, Harvey, Minnesota Geological Survey, University of Minnesota, 2609 West Territorial Road, St. Paul, MN 55114-1009 and LIVELY, Richard S., Minnesota Geological Survey, 2609 Territorial Road, St. Paul, MN 55114, thorleif@umn.edu

ELLEFSEN, Karl J., U.S. Geological Survey, Box 25046, Mail Stop 964, Denver Federal Center, Denver, CO 80225, SMITH, David B., U.S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225 and HORTON, John D., U.S. Geological Survey, Denver Federal Center, MS 973, Denver, CO 80225, ellefsen@usgs.gov

WANG, Bronwen, Alaska Science Center, U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, HULTS, Chad P., USGS, 4210 University Dr, Anchorage, AK 99508, EBERL, Dennis D., 2. U.S. Geological Survey, 3215 Marine St., Suite E-127, Boulder, CO 80303 and GOUGH, Larry, U.S. Geological Survey, 12201 Sunrise Valley Dr, MS954, Reston, VA 20192, bwang@usgs.gov

WILLIAMSON, Marie-Claude, Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada, HARRIS, Jeff, PERCIVAL, Jeanne B., MCNEIL, Rick J., DAY, Stephen J.A., KINGSBURY, Cole G., Department of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada, GRUNSKY, Eric, MCCURDY, Martin, SHEPHERD, Jeffrey and BULLER, Guy, mwilliam@nrcan.gc.ca

SCHEYTT, Traugott J.¹, BANZHAF, Stefan¹ and MUELLER, Beate², (1)Department of Applied Geosciences, Hydrogeology Research Group, Technische Universität Berlin, Ernst-Reuter-Platz 1, Berlin, 10587, Germany, (2)Berlin, 10587, N/A