HAMILTON, Warren B., Department of Geophysics, Colorado School of Mines, Golden, CO 80401, whamilto@mines.edu

ARTEMIEVA, Irina M., Geological Section, I.G.N, University of Copenhagen, Oester Voldgade 10, Copenhagen DK-1350 Denmark, irina@geo.ku.dk

SHIREY, Steven B., Department of Terrestrial Magnetism, Carnegie Institution of Washington, 5241 Broad Branch Road, NW, Washington, DC 20015, shirey@dtm.ciw.edu and CARLSON, Richard W., Department of Terrestrial Magnetism, Carnegie Institution of Washington, 5241 Broad Branch Road, NW, Washington, DC, DC 20015-1305

CORRIGAN, David, Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8 Canada, dcorriga@NRCan.gc.ca

REGAN, Sean P.¹, WILLIAMS, M.L.¹, MAHAN, K.H.², JERCINOVIC, M.J.³, ORLANDINI, Omero F.⁴, LESLIE, S.⁵, and HOLLAND, Mark Edward⁶, (1) Department of Geosciences, University of Massachusetts, Amherst, 611 N Pleasant St, Amherst, MA 01003, sregan@geo.umass.edu, (2) Geological Sciences, University of Colorado, Boulder, 2200 Colorado Ave, Boulder, CO 80309, (3) Department of Geosciences, Univ of Massachusetts, Dept of Geosciences, 611 North Pleasant st, Amherst, MA 01003, (4) Geological Sciences, University of Colorado, Boulder, University of Colorado Boulder Geological Sciences UCB 399 2200 Colorado Ave, Boulder, CO 80309-0399, (5) Geological Sciences, University of Colorado, Boulder, 2200 Colorado Ave, Boulder, CO 80309-0399, (6) Department of Earth and Planetary Sciences, University of New Mexico, 221 Yale Blvd NE, Albuquerque, NM 87106

MACKAY, Cameron B.¹, ANSDELL, Kevin M.¹, ST-ONGE, M.R², RAYNER, Nicole M.², and MATE, David³, (1) Department of Geological Sciences, University of Saskatchewan, 114 Science Place, Saskatoon, SK S7N 5E2, Canada, cbm010@mail.usask.ca, (2) Geological Survey of Canada, Ottawa, ON K1A 0E9, Canada, (3) Canada-Nunavut Geoscience Office, Iqaluit, X0A 0H0, Canada

HOLM, Daniel K.¹, HULL, Angela¹, VERVOORT, Jeff², and SCHNEIDER, D.A.³, (1) Department of Geology, Kent State University, Kent, OH 44242, dholm@kent.edu, (2) School of the Environment, Washington State University, Pullman, WA 99164, (3) Department of Earth Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada

HARMS, Tekla A.¹, CHENEY, John T.¹, BRADY, John B.², and HAMES, Willis E.³, (1) Department of Geology, Amherst College, Amherst, MA 01002, taharms@amherst.edu, (2) Department of Geosciences, Smith College, Northampton, MA 01063, (3) Department of Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849

CONDIT, Cailey B., Geological Sciences, University of Colorado-Boulder, Campus Box 399, 2200 Colorado Ave, Boulder, CO 80309, cailey.condit@colorado.edu, MAHAN, K.H., Geological Sciences, University of Colorado, Boulder, 2200 Colorado Ave, Boulder, CO 80309, AULT, Alexis K., Department of Geosciences, University of Arizona, 1040 E. 4th St, Tucson, AZ 85721, and FLOWERS, Rebecca, Department of Geological Sciences, University of Colorado, Campus Box 399, 2200 Colorado Ave, Boulder, CO 80309

FISHER, Christopher¹, VERVOORT, Jeff¹, JANSEN, Andrew C.², LEWIS, Reed S.³, GASCHNIG, Richard⁴, and GOODGE, John W.⁵, (1) School of the Environment, Washington State University, Pullman, WA 99164, chris.fisher@wsu.edu, (2) Newmont Mining Corporation, Twin Creeks Operations, Golconda, NV 89414, (3) Idaho Geological Survey, University of Idaho, PO Box 443014, Moscow, ID 83844-3014, (4) Department of Geology, University of Maryland, College Park, MD 20742, (5) Department of Geological Sciences, University of Minnesota, Duluth, MN 55812

HOLLAND, Mark Edward, Department of Earth and Planetary Sciences, University of New Mexico, 221 Yale Blvd NE, Albuquerque, NM 87106, medwardholland89@gmail.com, KARLSTROM, Karl E., Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, DOE, Michael F., Department of Geology and Geologic Engineering, Colorado School of Mines, Golden, CO 80401, GEHRELS, George, Dept. of Geosciences, University of Arizona, 1040 E. 4th Street, Tucson, AZ 85721, PECHA, Mark, Department of Geosciences, University of Arizona, Tucson, AZ 85721, and SHUFELDT, Owen P., Rio Tinto Iron Ore, 152-158 St George's Terrace, Perth, 6000, Australia

SHERVAIS, John W., Department of Geology, Utah State University, 4505 Old Main Hall, Logan, UT 84322-4505, john.shervais@usu.edu, ANDREASEN, Kyle, Utah State University, Logan, UT 84322, BUCHWALDT, Robert, Department of Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, and HANAN, Barry B., Geological Sciences, San Diego State University, San Diego, CA 92182-1020

CARLSON, Marvin P., 3741 Faulkner Drv, #213, Lincoln, NE 68516, rockdrmpc@hotmail.com