Rocky Mountain Section - 64th Annual Meeting (911 May 2012)
Session No. 17 Thursday, 10 May 2012
8:30 AM-12:00 PM, Hotel Albuquerque: Alvarado F&G

T8. Multidisciplinary Studies of the Rio Grande Rift: Basins, Volcanism, Geophysics, and Hydrogeology I (GSA Geoinformatics Division; GSA Hydrogeology Division; GSA Mineralogy, Geochemistry, Petrology and Volcanology Division; GSA Quaternary Geology & Geomorphology Division; GSA Sedimentary Geology Division; GSA Structural Geology & Tectonics Division)

Sean D. Connell, Daniel J. Koning and V.J.S. Grauch, Presiding
 Paper #Start Time
 8:30 AM Introductory Remarks
17-18:45 AM STRUCTURAL BASINS AND ACCOMMODATION ZONES IN THE CENTRAL RIO GRANDE RIFT, NEW MEXICO: NEW RESULTS FROM GEOPHYSICS: BALDRIDGE, W. Scott, Earth and Environmental Sciences Division, Los Alamos National Laboratory, M.S. D408, Los Alamos, NM 87545, sbaldridge@lanl.gov, FERGUSON, John F., Geosciences Department, University of Texas at Dallas, PO Box 688, Richardson, TX 75080, BRAILE, Lawrence W., Earth and Atmospheric Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47097-2051, SNELSON, Catherine M., National Security Technologies, LLC, P.O.Box 98521, M/S NLV022, Las Vegas, NV 89193-8521, BIEHLER, Shawn, Dept. Earth Sciences, University of California, Riverside, CA 92521, BAILEY, Bevin L., Department of Geology, University of Kansas, Lawrence, KS 66045, BUENING, Jonathan, Earth and Atmospheric Sciences, Purdue Univ, 550 Stadium Mall Drive, West Lafayette, IN 47907-2051, CHRISTIANSON, Ryan, Geology Department, Centenary College, Shreveport, LA 71104, JUDY, Brett, Department of Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, and PAZOS, Celia S., Geological Sciences, California State Polytechnic University, Pomona, Pomona, CA 91768
17-29:00 AM GEOPHYSICAL INSIGHTS INTO THE GEOMETRY AND STRUCTURE OF THE SOUTHERN SAN LUIS BASIN, NORTHERN NEW MEXICO: DRENTH, Benjamin J., U.S. Geological Survey, MS 964 Denver Federal Center, Denver, CO 80225, bdrenth@usgs.gov, GRAUCH, V.J.S., U. S. Geological Survey, Box 25046, DFC, MS 964, Denver, CO 80225, RODRIGUEZ, Brian D., USGS, Box 25046, MS 964, Denver, CO 80225, THOMPSON, Ren A., U.S. Geological Survey, Box 25046, DFC, MS 980, Denver, CO 80225, BAUER, Paul W., New Mexico Bureau of Geology, 801 Leroy Place, Socorro, NM 87801, and TURNER, Kenzie J., U.S. Geol Survey, Denver Federal Center, Denver, CO 80225
17-39:15 AM INSIGHTS FROM GEOPHYSICAL MODELS OF RIFT-FILL THICKNESS IN THE ALBUQUERQUE BASIN, RIO GRANDE RIFT, NEW MEXICO: GRAUCH, V.J.S., U. S. Geological Survey, Box 25046, DFC, MS 964, Denver, CO 80225, tien@usgs.gov and CONNELL, Sean D., New Mexico Bureau of Geology and Mineral Resources, New Mexico Institute of Mining and Technology, 2808 Central Ave. SE, Albuquerque, NM 87106
17-49:30 AM REVISITING THE IMPORTANCE OF LOW-ANGLE NORMAL FAULTING IN THE RIO GRANDE RIFT, CENTRAL NEW MEXICO: RICKETTS, Jason W.1, KARLSTROM, Karl E.1, READ, Adam S.2, VAN HART, Dirk3, and KELLEY, Shari A.4, (1) Earth and Planetary Science, University of New Mexico, Albuquerque, NM 87131, jwricketts8@gmail.com, (2) New Mexico Bureau of Geology & Mineral Resources, New Mexico Institute of Mining and Technology, 801 Leroy Place, Socorro, NM 87801, (3) Albuquerque, NM 87111, (4) New Mexico Bureau of Geology and Mineral Resources, New Mexico Institute of Mining and Technology, Socorro, NM 87801
17-59:45 AM NEOGENE DECOLLEMENT-STYLE FAULTING IN PERMIAN YESO FORMATION, SIERRA LARGA, SOCORRO COUNTY, NEW MEXICO: AXEN, Gary1, FLORES, Santiago2, CATHER, Steven M.3, and GREEN, Mark1, (1) Department of Earth & Environmental Science, New Mexico Institute of Mining and Technology, Socorro, NM 87801, gaxen@ees.nmt.edu, (2) Dept. of Geology, Utah State University, Logan, UT 84322, (3) New Mexico Bureau of Geology and Mineral Resources, New Mexico Institute of Mining and Technology, Socorro, NM 87801
 10:00 AM Break
17-610:30 AM EVIDENCE FOR PROPAGATION OF THE NORTHERN RIO GRANDE RIFT: 40AR/39AR AGES AND GEOCHEMISTRY OF ALKALINE LAVAS NEAR YAMPA, CO: COSCA, Michael A., USGS, Box 25046, Denver, CO 80225-0046, mcosca@usgs.gov, THOMPSON, Ren A., U.S. Geological Survey, Box 25046, DFC, MS 980, Denver, CO 80225, LEE, John P., United States Geological Survey, Box 25046, MS 973, Denver, CO 80225, TURNER, Kenzie J., U.S. Geol Survey, Denver Federal Center, Denver, CO 80225, NEYMARK, Leonid A., US Geological Survey, Denfer Federal Center, Mailbox 25046, MS 963, Denver, CO 80225, and PREMO, Wayne R., USGS,MS 963, Denver Federal Center, Denver, CO 80225
17-710:45 AM A FAILED PALEOMAGNETIC REVERSAL TEST INDICATES AN EPISODIC ERUPTIVE HISTORY FOR THE CERROS DEL RIO VOLCANIC FIELD, NEW MEXICO: HUDSON, Mark R. and THOMPSON, Ren A., U.S. Geological Survey, Box 25046, DFC, MS 980, Denver, CO 80225, mhudson@usgs.gov
17-811:00 AM STRATIGRAPHY AND GEOCHEMISTRY OF EARLY PYROCLASTIC ERUPTIONS AT MOUNT TAYLOR VOLCANO, NEW MEXICO: DUNBAR, Nelia W.1, KELLEY, Shari A.1, GOFF, Fraser2, MCINTOSH, William1, and HEIZLER, Lynn L.1, (1) New Mexico Bureau of Geology and Mineral Resources, New Mexico Tech, 801 Leroy Place, Socorro, NM 87801, nelia@nmt.edu, (2) Earth and Planetary Sciences Dept, University of New Mexico, Albuquerque, NM 87131
17-911:15 AM THERMAL ALTERATION OF SEDIMENTS BY BASALTIC FLOWS: GEOTHERMOMETRY BY DIFFUSE REFLECTANCE SPECTROPHOTOMETRY: BALSAM, William, Department of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, wbalsam@cybermesa.com and DEATON, Bobby C., Department of Physics, Texas Wesleyan University, Fort Worth, TX 76105
17-1011:30 AM IDENTIFYING THE MAGMA SOURCE(S) OF THE CARRIZOZO LAVA FLOW, SOUTH-CENTRAL NEW MEXICO: GLADISH, Eva, Geological Sciences, New Mexico State University, 1255 N Horseshoe St, Gardiner Hall, Las Cruces, NM 88008, sumatra@nmsu.edu, RAMOS, Frank C., Department of Geological Sciences, New Mexico State University, Box 30001, MSC 3AB, Las Cruces, NM 88003, MCMILLAN, Nancy, Department of Geological Sciences, New Mexico State University, Box 30001, MAS 3AB, Las Cruces, NM, NM 88003, and ROWE, Michael C., School of the Environment, Washington State University, 1228 Webster Physical Science Bldg, Pullman, WA 99164-2812
17-1111:45 AM THERMAL, DYNAMIC, AND HYDRAULIC SEQUENCE IN THE EMPLACEMENT OF LARGE LAVA FLOWS: MAPPING THE MCCARTYS LAVA FLOW, EL MALPAIS, NEW MEXICO: CRUMPLER, L.S., New Mexico Museum of Nat History and Sci, 1801 Mountain Rd. NW, Albuquerque, NM 87104, larry.crumpler@state.nm.us, ZIMBELMAN, James R., Center for Earth and Planetary Studies, Smithsonian Institution, National Air and Space Museum, PO Box 37012, Museum MRC 315, Washington, DC 20013-7012, BLEACHER, J., NASA/GSFC, Code 698, Greenbelt Road, Greenbelt, MD 20771, GARRY, W. Brent, Planetary Science Institute, 1700 E. Ft. Lowell, Suite 106, Tucson, AZ 85719, SELF, Steve, Earth and Environmental Sciences, The Open University, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom, and AUBELE, Jayne C., New Mexico Museum of Natural History and Science, 1801 Mountain Road NW, Albuquerque, NM 87104

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