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Session No. 97
Monday, 28 October 2013: 8:00 AM-12:00 PM
Mile High Ballroom 4CD (Colorado Convention Center)

Special Session: CRevolution 2: Cenozoic Landscape Evolution of the Colorado Plateau–Rocky Mountain Region and the Carving of Grand Canyon I

Arizona Geological Survey; U.S. Geological Survey; GSA Structural Geology and Tectonics Division; GSA Geophysics Division; GSA Quaternary Geology and Geomorphology Division; Grand Canyon National Park

 

Karl E. Karlstrom, Chair
Paper #
Start Time
 
8:00 AM
Session Organization
 
8:10 AM
Introductory Remarks
1
8:15 AM
THE EVOLUTION OF THOUGHT ON THE EVOLUTION OF LOCO [THE LOWER COLORADO RIVER]: ALL AGREE THAT WATER WAS INVOLVED
HOUSE, P. Kyle, U.S. Geological Survey, 2255 N. Gemini Drive, Flagstaff, AZ 86001, PEARTHREE, Philip A., Arizona Geological Survey, 416 W. Congress, #100, Tucson, AZ 85701-1381 and PERKINS, Michael E., Department of Geology & Geophysics, University of Utah, 115 S 1460 E, Rm. 383 FASB, Salt Lake City, UT 84112, khouse@usgs.gov
2
8:40 AM
INSIGHTS INTO THE ORIGIN AND DEVELOPMENT OF THE LOWER COLORADO RIVER FROM THE LATEST MIOCENE-EARLY PLIOCENE DEPOSITS AND PALEOGEOMORPHOLOGY OF COTTONWOOD AND MOHAVE VALLEYS
PEARTHREE, Philip A., Arizona Geological Survey, 416 W. Congress, #100, Tucson, AZ 85701-1381 and HOUSE, P. Kyle, U.S. Geological Survey, 2255 N. Gemini Drive, Flagstaff, AZ 86001, phil.pearthree@azgs.az.gov
3
8:55 AM
ISOTOPIC EVIDENCE FOR A LACUSTRINE ORIGIN FOR THE PLIOCENE BOUSE FORMATION IN THE LOWER COLORADO RIVER VALLEY
SPENCER, Jon E.1, PATCHETT, P. Jonathan2, ROSKOWSKI, Jenifer A.2 and DETTMAN, David L.3, (1)Arizona Geological Survey, 416 W. Congress St., #100, Tucson, AZ 85704, (2)Geosciences, University of Arizona, 1040 E 4th Street, Tucson, AZ 85721, (3)Department of Geosciences, University of Arizona, Tucson, AZ 85721, jon.spencer@azgs.az.gov
4
9:10 AM
GEOCHEMISTRY OF SPRINGS, TRAVERTINES AND LACUSTRINE CARBONATES OF THE GRAND CANYON REGION OVER THE PAST 12 MILLION YEARS: THE IMPORTANCE OF GROUNDWATER IN INITIATING DOWNWARD INTEGRATION OF THE COLORADO RIVER SYSTEM
CROSSEY, Laura J., Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131-0001, KARLSTROM, Karl E., Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, DORSEY, Rebecca J., Department of Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403 and PEARCE, Jessica Lopez, Tongass National Forest, United States Forest Service, 648 Mission St, Federal Building, Ketchikan, AK 99901-6591, lcrossey@unm.edu
5
9:25 AM
EVIDENCE FOR A MARINE INCURSION ALONG THE LOWER COLORADO RIVER
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
6
9:40 AM
LAKE-ESTUARY HYPOTHESIS FOR THE BOUSE FORMATION: NEW LOOK AT AN OLD PROBLEM
DORSEY, Rebecca J.1, CROSSEY, Laura J.2, COHEN, Andrew S.3, HOWARD, Keith A.4, KARLSTROM, Karl E.5, BRIGHT, Jordon6, HOMAN, Mindy1, MCDOUGALL, Kristin7 and RETALLACK, Gregory J.8, (1)Department of Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, (2)Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131-0001, (3)Department of Geosciences, University of Arizona, Tucson, AZ 85721, (4)U.S. Geological Survey, 345 Middlefield Rd, MS/973, Menlo Park, CA 94025, (5)Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, (6)Department of Geosciences, University of Arizona, 1040 E. 4th St, Tucson, AZ 86011, (7)U. S. Geological Survey, 2255 N. Gemini Dr, Flagstaff, AZ 86001, (8)Department of Geological Sciences, University of Oregon, Eugene, OR 97403, rdorsey@uoregon.edu
 
9:55 AM
Break
7
10:25 AM
BOUSE FORMATION: THE PERSPECTIVE FROM THE BRISTOL BASIN, CALIFORNIA
MILLER, David M., U.S. Geological Survey, 345 Middlefield Road, MS 973, Menlo Park, CA 94025, HARVEY, Janet C., Geological and Planetary Sciences, California Institute of Technology, MC 100-23, Pasadena, CA 91125, BRIGHT, Jordon, Department of Geosciences, University of Arizona, 1040 E. 4th St, Tucson, AZ 86011 and STARRATT, Scott W., U.S. Geological Survey, 345 Middlefield Rd, MS-910, Menlo Park, CA 94025-3591, dmiller@usgs.gov
8
10:40 AM
A MAJOR PLIOCENE FLUVIAL AGGRADATION ALONG THE LOWER COLORADO RIVER AND ITS IMPLICATIONS FOR COLORADO RIVER EVOLUTION AND TECTONICS
HOWARD, K.A., U.S. Geological Survey, 345 Middlefield Rd, MS/973, Menlo Park, CA 94025, HOUSE, P. Kyle, U.S. Geological Survey, 2255 N. Gemini Drive, Flagstaff, AZ 86001, DORSEY, Rebecca, Department of Geological Sciences, University of Oregon, Eugene, OR 97403 and PEARTHREE, Philip A., Arizona Geological Survey, 416 W. Congress, #100, Tucson, AZ 85701-1381, khoward@usgs.gov
9
10:55 AM
PROGRESSIVE MIO-PLIOCENE TO HOLOCENE FLUVIAL DENUDATION OF THE UPPER COLORADO RIVER CATCHMENT RECORDED BY DETRITAL ZIRCON AGE DISTRIBUTIONS
GROVE, Marty, Department of Geological Sciences, Stanford University, Stanford, CA 94305 and KIMBROUGH, David L., Geological Sciences, San Diego State University, San Diego, CA 92182-1020, mjgrove@stanford.edu
 
11:10 AM
Discussion, Moderated by Jon Spencer, Kyle House, and Becky Dorsey
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