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Rocky Mountain - 54th Annual Meeting (May 7–9, 2002)

Session No. 24
Thursday, 9 May 2002: 1:00 PM-5:00 PM

T7. Cenozoic Landscape Evolution of the Colorado Plateau and the Basin-and-Range Transition Zone

 

Joel L. Pederson, Advocates
Paper #
Start Time
 
1:00 PM
Introductory Remarks
0
1:05 PM
COLORADO PLATEAU AND GRAND CANYON: CRETACEOUS AND OLIGOCENE LANDSCAPE EROSION IN A HIGH RAINFALL ENVIRONMENT DURING SEVIER, LARAMIDE, AND CORDILLERAN OROGENIES
ELSTON, Donald P., 6300 Country Club Dr, Flagstaff, AZ 86004-8748, delston@earthlink.net, delston@earthlink.net
0
1:25 PM
LARAMIDE-PALEOGENE GRAND CANYONE ORIGIN
SCARBOROUGH, Robert B., 15505 N Sunflower Ave, Tucson, AZ 85739-8987, bscarborough@desertmuseum.org, bscarborough@desertmuseum.org
0
1:40 PM
EXHUMED AND MODERN GRAND CANYON LANDSCAPES: CONTRASTS IN FORM AND PROCESS
YOUNG, Richard A., Geological Sciences, SUNY, Department of Geological Sciences, 1 College Circle, Geneseo, NY 14454, young@geneseo.edu, young@geneseo.edu
0
2:00 PM
UPLIFT AND EROSION OF THE COLORADO PLATEAU AND GRAND CANYON—IMPLICATIONS OF NEW CALCULATIONS OF LARGE-SCALE ROCK UPLIFT, EXHUMATION, AND RIVER INCISION
PEDERSON, Joel L., MACKLEY, Rob D., EDDLEMAN, James L. and LINDSAY, Brad, Logan, UT 54322, bolo@cc.usu.edu, bolo@cc.usu.edu
0
2:20 PM
CRETACEOUS SHALES AND THEIR INFLUENCE ON DENUDATION ESTIMATES FOR THE SOUTHWESTERN UNITED STATES
KELLEY, Shari A., Earth and Environmental Science, New Mexico Tech, 801 Bullock St, Socorro, NM 87801, sakelley@ix.netcom.com, sakelley@ix.netcom.com
0
2:35 PM
LATE MIOCENE-EARLY PLIOCENE TRANSITION FROM LACUSTRINE TO FLUVIAL DEPOSITION: INCEPTION OF THE LOWER COLORADO RIVER IN SOUTHERN NEVADA AND NORTHWEST ARIZONA
FAULDS, James E.1, GONZALEZ, Luis A.2, PERKINS, Michael E.3, HOUSE, P. Kyle1, PEARTHREE, Philip A.4, CASTOR, Stephen B.1 and PATCHETT, P. Jonathan5, (1)Nevada Bureau of Mines and Geology, Univ of Nevada, Reno, NV 89557-0088, (2)Geoscience, Univ of Iowa, (3)Department of Geology and Geophysics, Univ of Utah, Salt Lake City, UT 84112, (4)Arizona Geological Survey, 416 W. Congress St. #100, Tucson, AZ 89501, (5)Department of Geosciences, Univ of Arizona, Tucson, AZ 85721, jfaulds@unr.edu, jfaulds@unr.edu
 
2:55 PM
Discussion
 
3:05 PM
Break
0
3:20 PM
NEW STRATIGRAPHIC EVIDENCE FOR THE LATE CENOZOIC INCEPTION AND SUBSEQUENT ALLUVIAL HISTORY OF THE COLORADO RIVER FROM NEAR LAUGHLIN, NEVADA
HOUSE, P. Kyle1, PEARTHREE, Philip A.2, BELL, John W.3, RAMELLI, Alan R.1 and FAULDS, James E.1, (1)Nevada Bureau of Mines and Geology, Univ of Nevada, Reno, NV 89557-0088, (2)Arizona Geological Survey, 416 W. Congress St. #100, Tucson, AZ 89501, (3)Nevada Bureau of Mines and Geology, Univ of Nevada, Reno, NV 89557, khouse@unr.edu, khouse@unr.edu
0
3:40 PM
EFFECTS OF LARGE-SCALE LANDSLIDING IN CENTRAL GRAND CANYON NATIONAL PARK, ARIZONA
SAVAGE, Jill E., Department of Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401, HUNTOON, Peter W., PO Box 60850, Boulder City, NV 89006 and WARME, John E., Department of Geology & Geological Engineering, Colorado School of Mines, Golden, CO 80401, jsavage@mines.edu, jsavage@mines.edu
0
3:55 PM
IMPLICATIONS OF NEW QUATERNARY STRATIGRAPHIC RESEARCH AND AGE CONTROL IN EASTERN GRAND CANYON FOR LANDSCAPE EVOLUTION AND LAVA-DAM LAKES
ANDERS, Matt D., Department of Geology, Utah State Univ, 4505 Old Main Hill, Logan, UT 84322 and PEDERSON, Joel L., Logan, UT 54322, mdanders@cc.usu.edu, mdanders@cc.usu.edu
0
4:10 PM
NEW 40AR-39AR DATES ON BASALTS IN GRAND CANYON: CONSTRAINTS ON RATES OF QUATERNARY RIVER INCISION AND SLIP ON THE TOROWEAP FAULT, AND IMPLICATIONS FOR LAVA DAMS
MCINTOSH, William C.1, PETERS, Lisa1, KARLSTROM, Karl E.2 and PEDERSON, Joel L.3, (1)Department of Earth and Environmental Science, New Mexico Tech, Socorro, NM 87801, (2)Earth and Planetary Sciences, Univ of New Mexico, Albuquerque, NM 87131, (3)Logan, UT 54322, kek1@unm.edu, kek1@unm.edu
0
4:30 PM
STRUCTURAL ANALYSIS AND LATE CENOZOIC EVOLUTION OF THE HURRICANE FAULT, LOWER WHITMORE WASH, WESTERN GRAND CANYON
RAUCCI, Jason J., Dept. of Geology, Northern Arizona Univ, Po Box 4099, Flagstaff, AZ 86011 and UMHOEFER, Paul J., Department of Geology, Northern Arizona Univ, P.O. Box 4099, Flagstaff, AZ 86011, jjr6@dana.ucc.nau.edu, jjr6@dana.ucc.nau.edu
0
4:45 PM
AN UPTHROWN VALLEY? UNCONVENTIONAL FAULTING IN SEVIER VALLEY, UT
CLINE, Eric J., Geology and Geophysics, Univ of Utah, 135 South 1460 East #719, Salt Lake City, UT 84112-0111 and BARTLEY, John, Department of Geology and Geophysics, Univ of Utah, 135 S. 1460 E., Rm 719, Salt Lake City, UT 84112, ecline@mines.utah.edu, ecline@mines.utah.edu
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