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

Session No. 58
Thursday, 17 May 2018: 8:20 AM-10:20 AM
Kachina Room (DoubleTree by Hilton)

T13. Emerging Ideas on the Ancestral Rocky Mountain System

GSA Structural Geology and Tectonics Division; GSA Sedimentary Geology Division

 

Ryan J. Leary, Paul J. Umhoefer and M. Elliot Smith, Advocates
Paper #
Start Time
58-1
8:20 AM
THE INTERPLAY BETWEEN LOCAL AND FAR-TRAVELED SEDIMENT IN NORTH AMERICAN ANCESTRAL ROCKY MOUNTAIN BASINS
LEARY, Ryan J.1, UMHOEFER, Paul J.2, SMITH, M. Elliot3, RIGGS, Nancy4, LODES, Emma5, BURR, Gregory L.E.3 and FOLEY, Daniel J.6, (1)Earth and Environmental Science, New Mexico Institute of Mining and Technology, Socorro, NM 87801, (2)School of Earth and Sustainability, Northern Arizona University, 625 Knoles Drive, Box 4099, Flagstaff, AZ 86011, (3)School of Earth Sciences and Environmental Sustainability, Northern Arizona University, 625 Knoles Drive, Box 4099, Flagstaff, AZ 86011, (4)School of Earth Sciences and Environmental Sustainability, Northern Arizona University, PO Box 4099, Flagstaff, AZ 86011-4099, (5)School of Earth Sciences and Environmental Sustainability, Geology, Northern Arizona University, 2650 Kona Trail, Flagstaff, AZ 86005, (6)School of Earth Science and Environmental Sustainability, Northern Arizona University, 625 S. Knoles Dr., Flagstaff, AZ 86011
58-2
8:40 AM
DETRITAL ZIRCON GEOCHRONOLOGY OF PENNSYLVANIAN STRATA IN COLORADO: EVIDENCE FOR APPALACHIAN-DERIVED SEDIMENT AND IMPLICATIONS FOR THE TIMING OF ANCESTRAL ROCKY MOUNTAINS UPLIFT
NAIR, Kajal, Department of Geosciences, Warner College of Natural Resources, Colorado State University, Fort Collins, CO 80523, SINGLETON, John S., Department of Geosciences, Colorado State University, 1482 Campus Delivery, Fort Collins, CO 80523, HOLM-DENOMA, Christopher S., U.S. Geological Survey, Central Mineral and Environmental Resources Science Center, Denver Federal Center, Denver, CO 80225 and EGENHOFF, Sven O., Geosciences, Colorado State University, 322 Natural Resources Building, Fort Collins, CO 80523-1482
58-3
9:00 AM
DETRITAL ZIRCON GEOCHRONOLOGY FROM EARLY PERMIAN SYNOROGENIC STRATA IN NEW MEXICO: INSIGHTS ON UPLIFT HISTORY AND SEDIMENT DISPERSAL DURING FINAL STAGE ANCESTRAL ROCKY MOUNTAIN OROGENESIS
BONAR, Alicia L., HAMPTON, Brian A., MACK, Greg H. and AMATO, Jeffrey M., Department of Geological Sciences, New Mexico State University, P.O. Box 30001, Las Cruces, NM 88003
58-4
9:20 AM
INTERPRETING COMPLEX DETRITAL ZIRCON SPECTRA FROM INTRACONTINENTAL FORELAND BASINS: AN EXAMPLE FROM THE ACTIVE TIAN SHAN, WESTERN CHINA
VILKAS, Marius, HEERMANCE, Richard V. and CECIL, M. Robinson, Department of Geological Sciences, California State University Northridge, Northridge, CA 91130-8266
58-5
9:40 AM
EXHUMATION HISTORY OF THE BLACK HILLS, SOUTH DAKOTA FROM APATITE (U-TH)/HE THERMOCHRONOMETRY: EVIDENCE FOR LATE PALEOZOIC ANCESTRAL ROCKY MOUNTAINS EXHUMATION?
PRIOR, Michael G, MARSHALL, Kendall N., WELD, Shannon E., SEYMOUR, Nikki M. and SINGLETON, John S., Department of Geosciences, Colorado State University, 1482 Campus Delivery, Fort Collins, CO 80523
58-6
10:00 AM
SUBSIDENCE EVOLUTION OF THE MIDLAND BASIN CONSTRAINED BY ROBUST CHRONOSTRATIGRAPHY, AND IMPLICATIONS FOR PENNSYLVANIAN-PERMIAN BOUNDARY SUBSIDENCE STYLES ACROSS THE GREATER ANCESTRAL ROCKY MOUNTAINS
SWEET, D.E., Department of Geosciences, Texas Tech University, Science Building Rm. 125, Lubbock, TX 79409, GARCIA, Jill, Texas Tech University, Lubbock, TX 79401 and BARRICK, James E., Dept. of Geosciences, Texas Tech Univ, Lubbock, TX 79409-1053
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