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GSA Annual Meeting in Denver, Colorado, USA - 2016

Session No. 5
Sunday, 25 September 2016: 8:00 AM-12:00 PM
Room 406 (Colorado Convention Center)

T51. CRevolution 2.5: Origin and Evolution of the Colorado River System and Cenozoic Landscape Evolution of the Colorado Plateau-Rocky Mountain Region I

GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)
Ryan S. Crow, L. Sue Beard, Rebecca Dorsey, Andres Aslan, Eric Kirby, Brandon Schmandt, Lijun Liu, Richard A. Young, P. Kyle House, David L. Shuster and Karl Karlstrom, Advocates
 
8:00 AM
Introductory Remarks
5-1
8:15 AM
NORTH-FLOWING PALEO-RIVER ON THE MONIDA PASS SEGMENT OF THE MONTANA-IDAHO CONTINENTAL DIVIDE: DOWN-STREAM REACH OF THE EARLY COLORADO RIVER SYSTEM DESTROYED BY BASIN-RANGE FAULTING?
PARKER, Stuart D., Structural Geology, University of Montana, 228 S 6th St W, Missoula, MT 59801 and SEARS, James W., Geosciences, University of Montana, Missoula, MT 59812, stuart.parker@umontana.edu
5-2
8:30 AM
OLIGO-MIOCENE RIVER EVOLUTION OF THE UPPER COLORADO RIVER SYSTEM
ASLAN, Andres, Department of Physical and Environmental Sciences, Colorado Mesa University, 1100 North Avenue, Grand Junction, CO 81501, KARLSTROM, Karl E., Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, HEIZLER, Matthew, New Mexico Geochronology Research Laboratory, New Mexico Bureau of Mines & Mineral Resources, 801 Leroy Place, New Mexico Tech, Socorro, NM 87801-4796 and HALE, Michael L., Department of Physical and Environmental Science, Colorado Mesa University, 1100 North Avenue, Grand Junction, CO 81501, aaslan@coloradomesa.edu
5-3
8:45 AM
LATE PLEISTOCENE EROSION AND RETREAT OF A COLORADO PLATEAU CUESTA: INSIGHTS USING 36CL
SHEEHAN, Christopher E., Department of Geology, University of Cincinnati, 2600 Clifton Ave, 500 Geology Physics Building, Cincinnati, OH 45221 and WARD, Dylan, Department of Geology, University of Cincinnati, 500 Geology/Physics Building, Cincinnati, OH 45221, sheehace@mail.uc.edu
5-4
9:00 AM
A DEFINITIVE 6 MA START DATE FOR CARVING OF THE NORTHEASTERN COLORADO PLATEAU CANYONLANDS
THOMSON, Stuart N.1, SOREGHAN, Gerilyn S.2, REINERS, Peter W.1, MURRAY, Kendra E.3 and PEYTON, S. Lynn1, (1)Department of Geosciences, University of Arizona, 1040 E. 4th St., Tucson, AZ 85721, (2)School of Geology and Geophysics, University of Oklahoma, 100 E. Boyd Street, Norman, OK 73019, (3)Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI 48109, thomson@email.arizona.edu
5-5
9:15 AM
INTEGRATION AND EVOLUTION OF THE FREMONT RIVER INTO THE GREATER COLORADO RIVER SYSTEM
MARCHETTI, David W., Geology Program, Western Colorado University, 600 N. Adams St, Gunnison, CO 81231, BAILEY, Christopher M., Department of Geology, College of William & Mary, P.O. Box 8795, Williamsburg, VA 23187-8795, BIEK, Robert F., Utah Geol Survey, PO Box 146100, Salt Lake City, UT 84114-6100 and HUTH, Tyler E., Department of Geology and Geophysics, University of Utah, Geology & Geophysics Frederick Albert Sutton Building, 115 S 1460 E, Room 383, Salt Lake City, UT 84112-0102, dmarchetti@western.edu
5-6
9:30 AM
EARLY PLEISTOCENE (< CA. 2 MA) DENUDATION OF NORTHEAST ARIZONA INFERRED FROM RECONSTRUCTION OF THE WHITE MESA PALEODRAINAGE
HEREFORD, Richard1, BEARD, L. Sue1, HEIZLER, Matthew T.2, KARLSTROM, Karl E.3, CROSSEY, Laura J.4, PECHA, Mark5 and HOUSE, P. Kyle1, (1)U.S. Geological Survey, 2255 N. Gemini Drive, Flagstaff, AZ 86001, (2)New Mexico Bureau of Geology & Mineral Resources, New Mexico Tech, 801 Leroy Place, Socorro, NM 87801, (3)Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, (4)Earth and Planetary Sciences, University of New Mexico, MSC03 2040, Albuquerque, NM 87131, (5)Department of Geosciences, University of Arizona, Tucson, AZ 85721, sbeard@usgs.gov
 
9:45 AM
Break
5-7
10:00 AM
COMPARATIVE LANDSCAPE EVOLUTION IN THE WESTERN GRAND CANYON REGION, ARIZONA
YOUNG, Richard A., Geological Sciences, State University of New York at Geneseo, Geneseo, NY 14454, young@geneseo.edu
5-8
10:15 AM
PROVENANCE OF PALEOGENE RIM GRAVELS VOLCANIC CLASTS INDICATE AN EXTRAREGIONAL SOURCE: IMPLICATIONS FOR PALEOGEOGRAPHIC RECONSTRUCTION OF SOUTHWESTERN ARIZONA
LUSCOMBE, Jennifer E., Geological Sciences, San Diego State University, 5500 Campanile Drive, San Diego, CA 92182; Department of Geological Sciences, San Diego State University, San Diego, CA 92182, KIMBROUGH, David L., Department of Geological Sciences, San Diego State University, San Diego, CA 92182, YOUNG, Richard A., Geological Sciences, State University of New York at Geneseo, Geneseo, NY 14454 and TILLQUIST, Brian P., Department of Geological Sciences, San Diego State University, San Diego, CA 92182; Geological Sciences, San Diego State University, San Diego, CA 92182, JLusc91@gmail.com
5-9
10:30 AM
COMBINED AFT, AHE, 4HE/3HE THERMOCHRONOLOGIC DATA INDICATE CARVING OF WESTERNMOST GRAND CANYON IN THE LAST 6 MA
WINN, Carmen1, KARLSTROM, Karl1, SHUSTER, David L.2, KELLEY, Shari A.3 and FOX, Matthew2, (1)Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, (2)Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, CA 94709, (3)New Mexico Bureau of Geology and Mineral Resources, New Mexico Tech, 801 Leroy Place, Socorro, NM 87801, cwinn264@unm.edu
5-10
10:45 AM
PALEOGEOGRAPHIC IMPLICATIONS OF LATE MIOCENE LACUSTRINE AND NONMARINE EVAPORITE DEPOSITS IN THE LAKE MEAD REGION: IMMEDIATE PRECURSORS TO THE COLORADO RIVER
FAULDS, James E.1, SCHREIBER, B. Charlotte2, LANGENHEIM, Victoria E.3, HINZ, Nicholas H.1 and SHAW, Thomas H.4, (1)Nevada Bureau of Mines and Geology, University of Nevada, Reno, NV 89557, (2)Department of Earth & Space Sciences, University of Washington, Box 351310, Seattle, WA 98195, (3)U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, (4)LK Energy, Houston, TX 77098, jfaulds@unr.edu
5-11
11:00 AM
BOUSE FORMATION ALONG THE LOWER COLORADO RIVER CORRIDOR: TRANSITION FROM MARINE ESTUARY TO SALINE LAKE
MCDOUGALL, Kristin, U. S. Geological Survey, 2255 N. Gemini Dr, Flagstaff, AZ 86001 and MIRANDA MARTINEZ, Adriana Yanet, Paleontology, Universidad Nacional Autónoma de México, Avenida Universidad 3000, Distrito Federal, Mexico City, 04510, Mexico, kris@usgs.gov
5-12
11:15 AM
A PRE-COLORADO RIVER NORTHERN GULF OF CALIFORNIA MARINE EMBAYMENT RECORDED BY TIDAL RHYTHMITES IN THE SOUTHERN BOUSE FORMATION
O'CONNELL, Brennan, Geology, Colorado College, 6392 S. Zenobia Ct, Littleton, CO 80123, DORSEY, Rebecca J., Department of Earth Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403 and HUMPHREYS, Eugene D., Geological Sciences, University of Oregon, Eugene, OR 97403, brennano@uoregon.edu
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