DUEBENDORFER, Ernest, School of Earth Sciences and Environmental Sustainability, Northern Arizona University, Geology - 4099, Building 12, Knoles Drive, Flagstaff, AZ 86011, BONAMICI, Chloe E., Nuclear and Radiochemistry, Los Alamos National Laboratory, PO Box 1663, Los Alamos, NM 87545, PORTIS, Douglas, Pioneer Natural Resources, Irving, TX 75039 and PRANTE, Mitchell, Department of Geology, Utah State University, Logan, UT 84322, ernie.d@nau.edu, ernie.d@nau.edu

BARTH, Andrew P., Earth Sciences, Indiana University-Purdue University, 723 West Michigan Street, Indianapolis, IN 46202, WOODEN, J.L., Stanford University, Stanford, CA 94305, STRICKLAND, Ariel, Department of Geocience, University of Wisconsin, Madison, WI 53706 and COLEMAN, Drew S., Geological Sciences, University of North Carolina, Chapel Hill, NC 27599-3315, ibsz100@iupui.edu, ibsz100@iupui.edu

JONES, Daniel S., Geosciences, Western Carolina University, Cullowhee, NC 28723, SNOKE, Arthur W., Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 E. University Avenue, Laramie, WY 82071 and BARNES, Calvin G., Department of Geosciences, Texas Tech University, Box 41053, Lubbock, TX 79409-1053, dsjones@wcu.edu, dsjones@wcu.edu

MATTINSON, Christopher G., Geological Sciences, Central Washington University, 400 E University Way, MS 7418, Ellensburg, WA 98926, STRICKLAND, Ariel, Department of Geocience, University of Wisconsin, Madison, WI 53706 and WOODEN, Joseph L., Dept. of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305, mattinson@geology.cwu.edu, mattinson@geology.cwu.edu

STRICKLAND, Ariel, Department of Geoscience, University of Wisconsin - Madison, 1215 W Dayton St, Madison, WI 53706, WOODEN, Joseph L., USGS-Stanford Ion Microprobe Laboratory, Stanford University, Stanford, CA 94305, MATTINSON, Christopher G., Geological Sciences, Central Washington University, 400 E University Way, MS 7418, Ellensburg, WA 98926, MILLER, David M., U.S. Geological Survey, 345 Middlefield Road MS 973, Menlo Park, CA 94025, USHIKUBO, Takayuki, Department of Geoscience, University of Wisconsin, 1215 West Dayton Street, Madison, WI 53706, KOZDON, Reinhard, Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53706 and VALLEY, John W., Department of Geoscience, University of Wisconsin, Madison, WI 53706, strick@geology.wisc.edu, strick@geology.wisc.edu

ANDERSON, Thomas H., Geology and Planetary Science, Univ of Pittsburgh, 200 SRCC, Pittsburgh, PA 15260 and NOURSE, Jonathan A., Geological Sciences Department, California State Polytechnic University, 3801 West Temple Ave, Pomona, CA 91768, taco@pitt.edu, taco@pitt.edu

BARNHART, Katherine R.¹, WALSH, Pamela J.², HOLLISTER, Lincoln S.², DANIEL, Christopher G.³ and ANDRONICOS, Christopher L.⁴, (1)Geological Sciences, University of Colorado, Boulder, CO 80309, (2)Geosciences, Princeton University, Princeton, NJ 08544, (3)Department of Geology and Environmental Geosciences, Bucknell University, 1 Dent Drive, Lewisburg, PA 17837, (4)Earth and Atmospheric Sciences, Purdue University, West Lafayette, IN 47907, linc@princeton.edu, linc@princeton.edu

DAVIS, Peter, Department of Geosciences, Pacific Lutheran University, Tacoma, WA 98447, BYERLY, Ad, Department of Geoscience, University of Wisconsin-Madison, Weeks Hall, 1215 West Dayton Street, Madison, WI 53715 and SPARKS, Krista, Department of Geosciences, Pacific Lutheran University, Rieke Science Center, 1010 South 122nd St, Tacoma, WA 98447, davispb@plu.edu, davispb@plu.edu

DANIEL, Christopher G., Department of Geology and Environmental Geosciences, Bucknell University, 1 Dent Drive, Lewisburg, PA 17837 and JONES III, James V., Department of Earth Sciences, University of Arkansas at Little Rock, 2801 S. University, Little Rock, AR 72204, cdaniel@bucknell.edu, cdaniel@bucknell.edu

AMATO, Jeffrey M.¹, HEIZLER, Matthew T.², BOULLION, Andre O.¹, SANDERS, Amos E.¹, MCLEMORE, Virginia T.², TORO, Jaime³ and ANDRONICOS, Christopher L.⁴, (1)Department of Geological Sciences, New Mexico State University, MSC 3AB, PO Box 30001, Las Cruces, NM 88003, (2)New Mexico Bureau of Geology and Mineral Resources, New Mexico Institute of Mining and Technology, 801 Leroy Place, Socorro, NM 87801, (3)Geology and Geography, West Virginia University, 98 Beechurst Ave, 330 Brooks Hall, Morgantown, WV 26506, (4)Earth and Atmospheric Sciences, Purdue University, West Lafayette, IN 47907, amato@nmsu.edu, amato@nmsu.edu

BARNHART, Katherine R., Department of Geological Sciences, University of Colorado at Boulder, 2200 Colorado Avenue, Boulder, CO 80309, MAHAN, Kevin H., Department of Geological Sciences, University of Colorado at Boulder, 2200 Colorado Ave, Boulder, CO 80309, BLACKBURN, Terrence J., Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, Building 54-1126, Cambridge, MA 02139, BOWRING, Samuel A., Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139 and DUDAS, Frank, Earth, Atmospheric, & Planetary Sciences, MIT, Building 54-1124, Cambridge, MA 02139, katherine.barnhart@colorado.edu, katherine.barnhart@colorado.edu

LINK, Paul K.¹, CAMERON, Angela¹, AUTENRIETH, Kathleen² and FANNING, C. Mark³, (1)Department of Geosciences, Idaho State University, Pocatello, ID 83209, (2)Department of Geosciences, Idaho State University, Mail Stop 8072, Pocatello, ID 83209, (3)Research School of Earth Sciences, Australian National University, Canberra, ACT 0200, Australia, linkpaul@isu.edu, linkpaul@isu.edu

ALCOCK, James, Abington, PA 19001 and MULLER, Peter, Alpha Geoscience, 679 Plank Road, Clifton Park, NY 12065, jea4@psu.edu, jea4@psu.edu