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

JOHNSON, Kathleen M., U.S. Geological Survey, 913 National Center, Reston, VA 20192, HAMMARSTROM, Jane M., U.S. Geological Survey, 954 National Center, Reston, VA 20192 and ZIENTEK, Michael L., U.S. Geological Survey, 904 W Riverside Ave, Room 202, Spokane, WA 99201, kjohnson@usgs.gov

HAMMARSTROM, Jane M., U.S. Geological Survey, 954 National Center, Reston, VA 20192, ZIENTEK, Michael L., U.S. Geological Survey, 904 W Riverside Ave, Room 202, Spokane, WA 99201, BERGER, Byron R., U.S. Geological Survey, Federal Center MS 964, Denver, CO 80225-0046, BOOKSTROM, Arthur A., US Geological Survey, Spokane, WA 99201, GRAY, Floyd, United States Geological Survey, 520 North Park Avenue, Tucson, AZ 85721, LUDINGTON, Steve, U.S. Geological Survey, Menlo Park, CA 94025, MIHALASKY, Mark J., U.S. Geological Survey, 904 West Riverside Avenue, Spokane, WA 99201, ROBINSON Jr, Gilpin R., U.S. Geological Survey, 12201 Sunrise Valley Drive, Mail Stop 954, Reston, VA 20192 and ZURCHER, Lukas, United States Geological Survey, Tucson, AZ 85745, jhammars@usgs.gov

HAMMARSTROM, Jane M., U.S. Geological Survey, 954 National Center, Reston, VA 20192, BOOKSTROM, Arthur A., US Geological Survey, Spokane, WA 99201, ROBINSON Jr, Gilpin R., U.S. Geological Survey, 12201 Sunrise Valley Drive, Mail Stop 954, Reston, VA 20192 and LUDINGTON, Steve, U.S. Geological Survey, Menlo Park, CA 94025, jhammars@usgs.gov

LUDINGTON, Steve, U.S. Geological Survey, Menlo Park, CA 94025, HAMMARSTROM, Jane M., U.S. Geological Survey, 954 National Center, Reston, VA 20192 and ZIENTEK, Michael L., U.S. Geological Survey, Spokane, WA 99201, slud@usgs.gov

ZURCHER, Lukas¹, BOOKSTROM, Arthur A.², HAMMARSTROM, Jane M.³, MARS, John C.⁴, LUDINGTON, Steve⁵, ZIENTEK, Michael L.², DUNLAP, Pamela¹ and WALLIS, John C.², (1)U.S. Geological Survey, Tucson, AZ 85745, (2)U.S. Geological Survey, Spokane, WA 99201, (3)U.S. Geological Survey, 954 National Center, Reston, VA 20192, (4)U.S. Geological Survey, Reston, VA 20192, (5)U.S. Geological Survey, Menlo Park, CA 94025, lzurcher@usgs.gov

MARS, John C., U.S. Geological Survey, Reston, VA 20192, jmars@usgs.gov

ALEXEIEV, Dmitry V., Geological Institute RAS, Pyzhevskiy 7, Moscow, 119017, Russia, dvalexeiev@yandex.ru

MIHALASKY, Mark J., Western Mineral and Environmental Resources Science Center, U.S. Geological Survey, 904 West Riverside Avenue, Spokane, WA 99201, mjm@usgs.gov

DICKEN, Connie, Dept of Interior, U.S. Geological Survey, 12201 Sunrise Valley Dr, MS 954, Reston, VA 20192 and DUNLAP, Pamela, U.S. Geological Survey, Tucson, AZ 85745, cdicken@usgs.gov

ROBINSON Jr, Gilpin R., U.S. Geological Survey, 12201 Sunrise Valley Drive, Mail Stop 954, Reston, VA 20192, grobinso@usgs.gov

TAYLOR, Cliff D.¹, BLISS, James D.², DENNING, Paul D.¹, HAYES, Timothy S.³, HORTON, John D.⁴, PARKS, Heather L.⁵, WILSON, Anna B.⁶, WINTZER, Niki E.⁷ and ZIENTEK, Michael L.⁸, (1)U. S. Geological Survey, Box 25046 Denver Federal Center, MS-973, Denver, CO 80225-0046, (2)U. S. Geological Survey, E.N.R. Building, Tucson, AZ 85719, (3)U.S. Geological Survey, E.N.R. Building, Tucson, AZ 85719, (4)U.S. Geological Survey, Box 25046 Denver Federal Center, MS-973, Denver, CO 80225, (5)U.S. Geological Survey, 904 W Riverside Ave. Room 202, Spokane, WA 99201, (6)U.S. Geological Survey, Central Mineral and Environmental Science Center, Box 25046, MS 973, Denver Federal Center, Lakewood, CO 80225, (7)USGS, 904 W. Riverside Ave., Rm. 202, Spokane, WA 99201, (8)U.S. Geological Survey, 904 W Riverside Ave, Room 202, Spokane, WA 99201, ctaylor@usgs.gov

STENSGAARD, Bo Møller¹, STENDAL, Henrik², SØRENSEN, Lars Lund¹, HANGHØJ, Karen¹, TAYLOR, Cliff D.³, ZIENTEK, Michael L.⁴ and EMSBO, Poul⁵, (1)Department of Petrology and Economic Geology, Geological Survey of Denmark and Greenland (GEUS), Øster Voldgade 10, Copenhagen, DK-1350, Denmark, (2)Ministry of Industry and Mineral Resources, Government of Greenland, Postbox 1601, Imaneq 1A, 201, Nuuk, 3900, Greenland, (3)Mineral Resources Program, U.S. Geological Survey, Box 25046 Federal Center, MS-973, Denver, CO 80225-004, (4)U.S. Geological Survey, 904 W Riverside Ave, Room 202, Spokane, WA 99201, (5)Denver Inclusion Analysis Laboratory, USGS, Ms-973, Box 25046, Denver, CO 80225, bmst@geus.dk

RASILAINEN, Kalevi¹, EILU, Pasi¹, HALKOAHO, Tapio², ILJINA, Markku³ and KARINEN, Tuomo⁴, (1)Geological Survey of Finland, Betonimiehenkuja 4, Espoo, 02150, Finland, (2)Geological Survey of Finland, Neulaniementie 5, Kuopio, 70210, Finland, (3)Markku Iljina GeoConsulting Oy, Harjukatu 5, Rovaniemi, 96100, Finland, (4)Geological Survey of Finland, Lähteentie 2, Rovaniemi, 96100, Finland, kalevi.rasilainen@gtk.fi

ZIENTEK, Michael L., U.S. Geological Survey, 904 W Riverside Ave, Room 202, Spokane, WA 99201, CAUSEY, J. Douglas, Spokane, WA 99208, PARKS, Heather L., U.S. Geological Survey, 904 W Riverside Ave. Room 202, Spokane, WA 99201 and MILLER, Robert J., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, mzientek@usgs.gov

ORRIS, Greta J.¹, DUNLAP, Pamela¹, COCKER, Mark D.² and WYNN, Jeff³, (1)U.S. Geological Survey, Tucson, AZ 85719, (2)U.S. Geological Survey, 520 N. Park Ave., Ste. 355, Tucson, AZ 85719, (3)U.S. Geological Survey, Vancouver, WA 98683, greta@usgs.gov

COCKER, Mark D., U.S. Geological Survey, 520 N. Park Ave., Ste. 355, Tucson, AZ 85719, mcocker@usgs.gov

HOLLABAUGH, Curtis L., Geosciences, University of West Georgia, Carrollton, GA 30118, chollaba@westga.edu