MOMOH, Abuh, Mining and Environmental Geology, University of Venda, School of Environmental Sciences, Thohoyandou 0950 South Africa, abkenomai@yahoo.com

FINKELMAN, Robert B., Dept. of Geosciences, University of Texas at Dallas, Richardson, TX 75080, bobf@utdallas.edu

CROSBY, Lynn M., U.S. Geological Survey, 956 National Center, Reston, VA 20192, lcrosby@usgs.gov and OREM, William H., U.S. Geological Survey, 956 National Center, Reston, VA 20192

GILMORE, Adam, HORIBA Scientific, Molecular and Microanalysis, 3880 Park Ave, Edison, NJ 08822, adam.gilmore@horiba.com

BAUMANN, Francine¹, BUCK, Brenda², YANG, Haining³, METCALF, Rodney V.⁴, GAUDINO, Giovanni³, REN, Minghua⁵, and CARBONE, Michele³, (1) University of Hawaii Cancer Center, 651 Ilalo Street, Suite BSB231, Honolulu, HI 96813, fbaumann@cc.hawaii.edu, (2) Department of Geoscience, University of Nevada Las Vegas, 4505 South Maryland Parkway, Box 454010, Las Vegas, NV 89154-4010, (3) University of Hawaii Cancer Center, 651 Ilalo St, BSB Rm231, Honolulu, HI 96813, (4) Department of Geoscience, University of Nevada, Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154-4010, (5) Dept. Goesciences, UNLV, Las Vegas, NV 89154-4010

IBARAKI, Motomu, School of Earth Sciences, The Ohio State University, 125 South Oval Mall, Columbus, OH 43210-1308, ibaraki.1@osu.edu

MORRISON, Keith D. and WILLIAMS, Lynda B., School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287-1404, keith.morrison@asu.edu

WHITMORE, Thomas J.¹, RIEDINGER-WHITMORE, Melanie A.¹, JACKSON, Brian P.², HEINRICH, George L.³, and HOYOS, Natalia⁴, (1) Department of Biological Sciences, University of South Florida St. Petersburg, 140 7th Avenue S, St. Petersburg, FL 33701, whitmore@usfsp.edu, (2) Earth Sciences, Dartmouth College, 6105 Fairchild Hall, Hanover, NH 03755, (3) Heinrich Ecological Services, 1213 Alhambra Way S, St. Petersburg, FL 33705, (4) Smithsonian Tropical Research Institute, Unit 0948, APO AA 34002, Balboa, Ancon, Panama, 0843-03092, Panama

WARNER, Kelly, U.S. Geological Survey, 1201 W. University Avenue, Suite 100, Urbana, IL 61801, klwarner@usgs.gov, AYOTTE, Joseph D., U.S. Geological Survey, 331 Commerce Way, Pembroke, NH 03275, and WARNER, Mary E., Knox College, 2 East South Street, Galesburg, IL 61401

VAN HALEN, David T.¹, FOXX, Heather², PETITT, Joseph², LATIMER, Jennifer C.³, and SPEER, James², (1) Geology, Indiana State University, 600 Chestnut st, Terre Haute, IN 47809, dvanhalen@sycamores.indstate.edu, (2) Dept. of Earth and Environmental Systems, Indiana State University, 600 Chestnut St, Terre Haute, IN 47809, (3) Dept. of Earth and Environmental Systems, Indiana State University, 600 Chestnut St, Terra Haute, IN 47809

LONDONO, S. Carolina, School of Earth & Space Exploration, Arizona State University, Tempe, AZ 85287-1404, sandra.londono@asu.edu and WILLIAMS, Lynda B., School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287-1404

PLUMLEE, Geoffrey S., U.S. Geological Survey, P.O. Box 25046, MS 964, Denver, CO 80225, gplumlee@usgs.gov