Joint 70th Rocky Mountain Annual Section / 114th Cordilleran Annual Section Meeting - 2018

Session No. 30
Wednesday, 16 May 2018: 10:20 AM-12:05 PM
Coconino Room (DoubleTree by Hilton)

T6. Colorado Plateau Landscape Evolution -- Grand Canyon- and Upper Basin-Focused Colorado River Evolution II

GSA Geophysics and Geodynamics Division; GSA Quaternary Geology and Geomorphology Division; GSA Sedimentary Geology Division; GSA Structural Geology and Tectonics Division

 

L. Sue Beard, Andres Aslan, Richard Young and Karl E. Karlstrom, Advocates
Paper #
Start Time
 
10:20 AM
Introductory Remarks
30-1
10:25 AM
Withdrawn
10:45 AM
TIMING AND GEOMETRY OF THE ‘GREAT DENUDATION’ OF THE GRAND STAIRCASE OF THE SOUTHERN COLORADO PLATEAU FROM COMBINED GEOLOGIC AND APATITE THERMOCHRONOLOGIC DATA
WINN, Carmen1, KARLSTROM, Karl1 and KELLEY, Shari A.2, (1)Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, (2)New Mexico Bureau of Geology and Mineral Resources, New Mexico Tech, 801 Leroy Place, Socorro, NM 87801
11:05 AM
GEOLOGIC CONSTRAINTS THAT PRECLUDE THE EXISTENCE OF A PALEOGENE WESTERN GRAND CANYON ON THE HUALAPAI PLATEAU: AN UPDATED ILLUSTRATED REVIEW
YOUNG, Richard A., Geological Sciences, State University of New York at Geneseo, 1 College Circle, Geneseo, NY 14454
11:25 AM
EASTERN GRAND CANYON PROVENANCE FOR ORTHOQUARTZITE CLASTS IN LOWER MIOCENE CONGLOMERATES OF THE SESPE FORMATION NEAR MALIBU, CA
SABBETH, Leah1, WERNICKE, Brian P.1, RAUB, Timothy D.2, GROVER, Jeffrey A.3, LANDER, E. Bruce4 and KIRSCHVINK, Joseph L.1, (1)Division of Geological and Planetary Sciences, California Institute of Technology, Mail Stop 100-23, Pasadena, CA 91125, (2)Department of Earth and Environmental Sciences, University of St. Andrews, Irvine Building, North Street, St. Andrews, KY16 9AL, United Kingdom, (3)Department of Physical Sciences, Cuesta College, San Luis Obispo, CA 93403-8106, (4)Paleo Environmental Associates, Inc, Altadena, 91001-3205
 
11:45 AM
Discussion
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