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

TUCKER, Robert D., Department of Geology, University of Maryland, College Park, MD 20742, ROIG, Jean-Yves, Bureau des Recherches Géologiques et Minières, 3 avenue C. Guillemin, BP 6009, 45060 Orléans, Cedex 2, France and PETERS, Stephen G., Minerals Program, United States Geological Survey, U.S. Geological Survey, 12201 Sunrise Valley Drive, MS954, Reston, VA 20192, rtucker@usgs.gov

SOLLER, David R.¹, WITHERS, Emma², PITTS, Alan², GARRITY, Christopher P.³, WARDWELL, Robert C.⁴ and STAMM, Nancy R.¹, (1)U.S. Geological Survey, 926-A National Center, Reston, VA 20192, (2)U.S. Geological Survey, Reston, VA 20192, (3)U.S. Geological Survey, 12201 Sunrise Valley Drive, MS 950, Reston, VA 20192, (4)U.S. Geological Survey, U.S. Geological Survey, 1300 SE Cardinal Ct. Building 10, Suite 100, Vancouver, WA 98683, drsoller@usgs.gov

EASTON, R.M., Ontario Geological Survey, Earth Resources and Geoscience Mapping Section, B7064, 933 Ramsey Lake Road, Sudbury, ON P3E 6B5, Canada and MAGNUS, S.J., Earth Resources and Geoscience Mapping Section, Ontario Geological Survey, 933 Ramsey Lake Road, Sudbury, ON P3E 6B5, Canada, mike.easton@ontario.ca

RUSSELL, Hazen A.J., KNIGHT, Ross D., KJARSGAARD, Bruce A. and SHARPE, David R., Natural Resources Canada, Geological Survey of Canada, 601 Booth St., Ottawa, ON K1A 0E8, Canada, hazen.russell@nrcan.gc.ca

BURT, Abigail K., BAJC, Andy F., HAMILTON, Stewart, BRUNTON, Frank R., PRIEBE, Elizabeth and MULLIGAN, Riley P.M., Ontario Geological Survey, 933 Ramsey Lake Road, Sudbury, ON P3E 6B5, Canada, abigail.burt@ontario.ca

SOLLER, David R.¹, STAMM, Nancy R.¹, WARDWELL, Robert C.², GARRITY, Christopher P.³, MCMACKEN, Dennis K.⁴, ACOSTA, Alex V.⁴ and GISHEY, Michael F.⁴, (1)U.S. Geological Survey, 926-A National Center, Reston, VA 20192, (2)U.S. Geological Survey, U.S. Geological Survey, 1300 SE Cardinal Ct. Building 10, Suite 100, Vancouver, WA 98683, (3)U.S. Geological Survey, 12201 Sunrise Valley Drive, MS 950, Reston, VA 20192, (4)U.S. Geological Survey, 920 N Park Avenue, Suite 106, Tucson, AZ 85719, nstamm@usgs.gov

HORTON, John D., U.S. Geological Survey, Central Mineral and Environmental Resources Science Center, Box 25046 Denver Federal Center, MS-973, Denver, CO 80225, SAN JUAN, Carma A., U.S. Geological Survey, Central Mineral and Environmental Resources Science Center, P.O. Box 25046, MS 973, Denver, CO 80225 and STOESER, Douglas, Central Mineral and Environmental Resources Science Center, USGS, Mail Stop 973 Box 25046 DFC, Denver, CO 80225, jhorton@usgs.gov

HAUGERUD, Ralph A.¹, WELLS, Ray E.², NIEM, Alan³, NIEM, Wendy A.⁴, MA, Lina⁵ and EVARTS, Russell C.², (1)U.S. Geological Survey, Dept Earth and Space Sciences, University of Washington, Box 351310, Seattle, WA 98195, (2)U.S. Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025, (3)Department of Geosciences (Prof. emeritus), Oregon State University, Corvallis, OR 97331, (4)Pacific Northwest Geology, LLC, 6325 B Avenue, Otter Rock, OR 97369, (5)Oregon Department of Geology and Mineral Industries, 800 NE Oregon St. #28, Suite 965, Portland, OR 97232, rhaugerud@usgs.gov

MCGREW, Allen J., Department of Geology, The University of Dayton, 300 College Park, Dayton, OH 45469-2364 and SNOKE, Arthur W., Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 E. University Avenue, Laramie, WY 82071, amcgrew1@udayton.edu

THOMPSON, Ren A.¹, FRIDRICH, Christopher J.², CHAN, Christine³, BEARD, L. Sue⁴ and WORKMAN, Jeremiah B.², (1)U.S. Geological Survey, Box 25046, DFC, MS 980, Denver Federal Center, Denver, CO 80225, (2)U.S. Geological Survey, Box 25046, DFC, MS 980, Denver, CO 80225, (3)USGS, Box 25046, MS 980, Denver Federal Center, Denver, CO 80225, (4)U.S. Geological Survey, 2255 N Gemini Dr, Flagstaff, AZ 86001-1637, rathomps@usgs.gov

BERRY, Margaret E., U.S. Geological Survey, P.O. Box 25046, DFC, MS 980, Denver, CO 80225, meberry@usgs.gov

THOMPSON, Ren A., U.S. Geological Survey, Box 25046, DFC, MS 980, Denver Federal Center, Denver, CO 80225, SHROBA, Ralph R., U.S. Geol Survey, MS 980, Box 25046, Denver Federal Center, Denver, CO 80225, TURNER, Kenzie J., U.S. Geol Survey, Denver Federal Center, Denver, CO 80225, COSCA, Michael A., USGS, Box 25046, Denver, CO 80225-0046, FRIDRICH, Christopher J., U.S. Geological Survey, Box 25046, DFC, MS 980, Denver, CO 80225 and BRANDT, Theodore R, USGS, Box 25046, MS 980, Denver Federal Center, Denver, CO 80225, rathomps@usgs.gov

PAINE, Jeffrey G., Bureau of Economic Geology, Jackson School of Geosciences, University of Texas at Austin, 10100 Burnet Rd., Austin, TX 78759-4445 and COLLINS, Edward W., Bureau of Economic Geology, Jackson School of Geosciences, University of Texas at Austin, University Station, Box X, Austin, TX 78713-8924, jeff.paine@beg.utexas.edu

MCCULLOH, Richard P.¹, HEINRICH, Paul V.¹ and JOHN, Chacko J.², (1)Louisiana Geological Survey, Louisiana State Univ, 3079 Energy, Coast and Environment Building, Baton Rouge, LA 70803, (2)Louisiana Geological Survey, Louisiana State University, 3079 Energy, Coast and Environment Bldg, Baton Rouge, LA 70803, mccullo@lsu.edu

CARPENTER, Nicholas D.¹, SCHLEY, Rhett D.¹, BARINEAU, Clinton I.¹, SAGUL, Douglas A.² and MUELLER, Paul A.³, (1)Earth and Space Sciences, Columbus State University, 4225 University Avenue, Columbus, GA 31907-5645, (2)Geological Sciences, University of Florida, 241 Williamson Hall, PO Box 112120, Gainesville, FL 32611-2120, (3)Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611, carpenter_nicholas@columbusstate.edu

BALL, Stephen M., CONNORS, Christopher D. and WALA, Virginia T., Department of Geology, Washington and Lee University, Lexington, VA 24450, balls16@mail.wlu.edu

SCHUSLER, Kyle Lee, Geology, Illinois State University, 100 N University Street, Normal, IL 61761, klschus@ilstu.edu

GATES, Gwendolyn M., 100 South Fell Avenue, Normal, IL 61761, MALONE, David H., Illinois State University, Normal, IL 61761 and SHIELDS, William, Geography & Geology, Illinois State Unversity, Campus Box 4400, 206 Felmley Hall, Normal, IL 61790-4400, gwengates24@gmail.com

BOULEANU, Tom Michael, Geology, Illinois State University, Normal, IL 61761, thomasbouleanu@gmail.com

KENNING, Brett Michael, Normal, IL 61761, MALONE, David H., Illinois State University, Normal, IL 61761 and SHIELDS, William, Geography & Geology, Illinois State Unversity, Campus Box 4400, 206 Felmley Hall, Normal, IL 61790-4400, bmkenni@ilstu.edu

MCGILLIVRAY, Krista M.¹, MALONE, David H.¹ and SHIELDS, William², (1)Illinois State University, Normal, IL 61761, (2)Geography & Geology, Illinois State Unversity, Campus Box 4400, 206 Felmley Hall, Normal, IL 61790-4400, kmmcgil@ilstu.edu

TOPPING, Elena Maria Peinado, Geology, Normal, IL 61761, MALONE, David H., Illinois State University, Normal, IL 61761 and SHIELDS, William, Geography & Geology, Illinois State Unversity, Campus Box 4400, 206 Felmley Hall, Normal, IL 61790-4400, emt212119@comcast.net

DRZYZGA, Scott A.¹, BLEWETT, William L.¹, SHERROD, Laura A.² and WANG, Hong³, (1)Department of Geography & Earth Science, Shippensburg University, Shippensburg, PA 17257, (2)Department of Physical Sciences, Kutztown University, Kutztown, PA 19530, (3)Illinois State Geological Survey, 615 E. Peabody Dr. Champaign, IL 61820, Champaign, IL 61820, sadrzy@ship.edu

KEHEW, Alan E.¹, ESCH, John M.², LINKER, John S.³, KOZLOWSKI, Andrew L.⁴, WOOLEVER, Caleb⁵, EWALD, Stephanie K.⁶, GUZMAN, Ivan¹ and KARKI, Sita⁷, (1)Department of Geosciences, Western Michigan University, Kalamazoo, MI 49008, (2)Michigan Dept. of Environmental Quality, Office of Oil, Gas, and Minerals, P.O. 30256, Lansing, MI 48909, (3)Kellogsville High School, 23 Jean St., Wyoming, MI 49548, Wyoming, MI 49548, (4)Geologic Survey, New York State Museum, 3140 Cultural Education Center, Albany, NY 12230, (5)PA Dept. of Environmental Protection, 208 West Third Street, Suite 101, Williamsport, PA 17701-6448, (6)Occidental Oil and Gas Corporation, 5 Greenway Plaza, Suite 110, Houston, TX 77046, (7)Michigan Geological Survey, Department of Geosciences Western Michigan University, 3327 Rood Hall, Kalamazoo, MI 49008, alan.kehew@wmich.edu

ANDREWS Jr., William, Kentucky Geological Survey, University of Kentucky, 228 Mining & Mineral Resources Bldg, Lexington, KY 40506-0107, OVERFIELD, Bethany, Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Building, University of Kentucky, Lexington, KY 40506-0107 and ANDERSON, Warren H., University of Kentucky, Kentucky Geological Survey, 228 Mining and Mineral Resources Building, University of Kentucky, Lexington, KY 40506-0107, wandrews@uky.edu

O'BRIEN, Rachel, Department of Geology, Allegheny College, Meadville, PA 16335, SHAFFER, Christopher, GIS Manager, Allegheny College, 520 N Main St, Meadville, PA 16335 and FLEEGER, Gary M., Pennsylvania Geological Survey, 3240 Schoolhouse Rd, Middletown, PA 17057, robrien@allegheny.edu

SHAFFER, Christopher, GIS Manager, Allegheny College, 520 N Main St, Meadville, PA 16335 and O'BRIEN, Rachel, Department of Geology, Allegheny College, Meadville, PA 16335, cshaffer@allegheny.edu

MERSCHAT, Arthur J., Eastern Geology and Paleoclimate Science Center, U. S. Geological Survey, MS 926A, Reston, VA 20192, SOUTHWORTH, Scott, U.S. Geological Survey, MS 926A National Center, Reston, VA 20192-0001, RANKIN, Douglas W., US Geol Survey, Mail Stop 926A National Ctr, Reston, VA 20192-0001, HOLM-DENOMA, Christopher S., Central Mineral and Environmental Resources Science Center, United States Geological Survey, Box 25046, MS 973, Denver, CO 80225-0046, TOLLO, Richard P., Geological Sciences Program, George Washington Univ, Washington, DC 20052 and ALEINIKOFF, John N., US Geological Survey, MS 963, Denver, CO 80225, amerschat@usgs.gov