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| 341-1 | 8:00 AM | Upper Mantle P-Wave Tomography beneath the Western United States from USArray and Global Data: BURDICK, Scott1, VAN DER HILST, Robert D.1, VERNON, Frank L.2, and PAVLIS, Gary L.3, (1) Dept. Earth, Atm. & Planet. Sci, Massachusetts Institute of Technology, Cambridge, MA 02139, sburdick@mit.edu, (2) IGPP, University of California San Diego, La Jolla, CA 92093, (3) Dept. of Geological Sciences, Indiana University, Bloomington, IN 47405-1405 |
| 341-2 | 8:20 AM | Origin of Miocene Volcanism near the Coast In Central and Southern California, Revisited: CASTILLO, Paterno R., Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093-0212, pcastillo@ucsd.edu |
| 341-3 | 8:35 AM | The Ignimbrite Flareup, Flood Basalts and the Yellowstone Hotspot: How Subducting Slab Controlled Pacific Northwest Backarc Magmatism: HUMPHREYS, Eugene D., Geological Sciences, University of Oregon, Eugene, OR 97403, ghump@uoregon.edu |
| 341-4 | 8:55 AM | Lithosperic Evolution of the North American Cordilleran Interior during the Cenozoic – Lessons from Arizona: DUCEA, Mihai N., Department of Geosciences, University of Arizona, Gould-Simpson Bldg, Tucson, AZ 85721-0077, ducea@geo.arizona.edu |
| 341-5 | 9:15 AM | Late Jurassic Igneous Rocks in South-Arizona and North-Central Sonora: Magmatic Record of Crustal Extension: HAXEL, Gordon B., US Geol Survey, 2255 N Gemini Dr, Flagstaff, AZ 86001-1637, ghaxel@usgs.gov and ANDERSON, Thomas H., Department of Geology and Planetary Science, University of Pittsburgh, Pittsburgh, PA 15260 |
| 341-6 | 9:30 AM | Late Cenozoic Mantle Upwelling at the Western and Southern Margins of the Colorado Plateau?: BALDRIDGE, W. Scott, Earth and Environmental Sciences Division, Los Alamos National Laboratory, M. S. D462, Los Alamos, NM 87544, sbaldridge@lanl.gov, VAN WIJK, Jolante, Earth and Environmental Sciences Division, Los Alamos National Laboratory, MS D443, Los Alamos, NM 87544, ASTER, Richard, Earth and Environmental Science, New Mexico Institute of Mining and Technology, aster@ees.nmt.edu, Socorro, NM 87801, COBLENTZ, David, Earth and Environmental Sciences Division, Los Alamos National Laboratory, Los Alamos, NM 87545, GRAND, Stephen, Department of Geological Sciences, University of Texas at Austin, 1 University Station C1100, Austin, TX 78712, NI, James, Department of Physics, New Mexico State University, MSC 3D, Las Cruces, NM 88003-8001, and VAN HUNEN, Jeroen, Department of Earth Sciences, Durham University, Rm. 325, Durham, DH1 3HP, United Kingdom |
| 341-7 | 9:45 AM | Geochemical Evidence for a Dense Mafic Root of Units In the Wallowa Batholith, Wallowa Mountains, Northeast Oregon: O'DRISCOLL, Leland J., Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, lodrisco@uoregon.edu and JOHNSON, Kenneth, Department of Natural Sciences, University of Houston-Downtown, 1 Main Street, Suite N813, Houston, TX 77002 |
| | 10:00 AM | Break |
| 341-8 | 10:15 AM | Estimates of Permanent Strain Rates In the Western US: MCCAFFREY, Robert, Earth & Environmental Sciences, Rensselaer Polytechnic Institute, Troy, NY 12180, mccafr@rpi.edu, KING, Robert W., EAPS, Massachusetts Institute of Technology, Cambridge, MA 02139, and PAYNE, Suzette J., Geosciences, Idaho National Laboratory, P.O. Box 1625, Idaho Falls, ID 83415-2025 |
| 341-9 | 10:30 AM | Effect of Radioactivity Decay and Erosion on Surface Heat Flow- Heat Production Time Plots: THAKUR, Mahesh and BLACKWELL, David D., Huffington Department of Earth Sciences, Southern Methodist Univeristy, PO Box 750395, Dallas, TX 75275, mthakur@smu.edu |
| 341-10 | 10:45 AM | Cenozoic Evolution of the Thermal Regime of the Continental Mantle in Western USA: A Comparative Study Constrained by Petrologic Data: ARTEMIEVA, Irina M., Geological Institute, Copenhagen University, Oester Voldgade 10, Copenhagen DK-1350 Denmark, irina@geol.ku.dk |
| 341-11 | 11:00 AM | New Observations on the Extent of Cambrian Rifting In Colorado: An Update: PARDO, Jessica1, KELLER, G. Randy2, and HOLLOWAY, Stephen2, (1) School of Geology and Geophysics, University of Oklahoma, 100 East Boyd, Norman, OK 73019, jessicapardo@ou.edu, (2) School of Geology and Geophysics, University of Oklahoma, 100 E. Boyd, Norman, OK 73019 |
| 341-12 | 11:15 AM | A Refined Interpretation of the Medicine Bow Orogeny, Southeastern Wyoming: Accretion, Delamination, and Collision: JONES, Daniel S.1, SNOKE, Arthur1, PREMO, Wayne2, and CHAMBERLAIN, Kevin1, (1) Dept. of Geology and Geophysics, Univ. of Wyoming, Laramie, WY 82071, dsjones@uwyo.edu, (2) U.S. Geol Survey, MS 980, P.O. Box 25046, Denver, CO 80225 |
| 341-13 | 11:30 AM | Major, Minor, and Trace Element Composition of Clinopyroxene Grains from Southern California Mantle Determined Using LA-ICP-MS and SHRIMP-RG Geochemical Analysis: HUGHES, Kristin L.H., Geological Sciences, University of Alabama, 201 7th Ave, Tuscaloosa, AL 35487, klhughes@bama.ua.edu, MAZDAB, Frank K., USGS-Stanford Ion Microprobe Facility, Green Building, Rm 89, Stanford, CA 94305, BARTH, Andrew P., Earth Sciences, Indiana University-Purdue University Indianapolis, Indianapolis, IN 46202, and WOODEN, Joseph L., USGS-Stanford Ion Microprobe Laboratory, Stanford University, Stanford, CA 94305 |
| 341-14 | 11:45 AM | Geochemical and Isotopic Evidence for Paleoproterozoic Recycling of Archean Crust and Mantle Lithosphere along the SW Laurentian Margin: STROUD, Misty, Department of Geological Sciences, University of Florida, Gainesville, FL 32611-2120, stroud@ufl.edu, MUELLER, Paul, Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32601, FOSTER, David, Department of Geology, Univ of Florida, Gainesville, FL 32611, KAMENOV, George, Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611, MOGK, David, Earth Sciences, Montana State University, 200 Traphagen Hall, Bozeman, MT 59717, and WOODEN, Joe, USGS-Stanford Ion Microprobe Laboratory, Stanford University, Stanford, CA 94305 |
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