GSA Annual Meeting in Phoenix, Arizona, USA - 2019

Session No. 129
Monday, 23 September 2019: 9:00 AM-6:30 PM
Hall AB, North Building (Phoenix Convention Center)

T58. Late Cretaceous to Early Paleogene Tectonic Development of the North American Cordillera (Posters)

GSA Structural Geology and Tectonics Division; GSA Sedimentary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geochronology Division; GSA Geophysics and Geodynamics Division; GSA History and Philosophy of Geology Division

Authors will be present from 4:30 to 6:30 PM.

 

Paper #
Booth #
331
DATING DUCTILE DEFORMATION IN THE MARIA FOLD-AND-THRUST BELT WITH APATITE AND ZIRCON U-PB GEOCHRONOMETRY, BIG MARIA AND RIVERSIDE MOUNTAINS, SOUTHEASTERN CALIFORNIA
FLANSBURG, Megan E., Department of Geological Sciences, The Jackson School of Geosciences at The University of Texas at Austin, 23 San Jacinto Blvd & E 23rd St, Austin, TX 78712, STOCKLI, Daniel F., Geological Sciences, University of Texas at Austin, Austin, TX 78712; Department of Geological Sciences, The Jackson School of Geosciences at The University of Texas at Austin, 23 San Jacinto Blvd & E 23rd St, Austin, TX 78712 and SINGLETON, John S., Department of Geosciences, Colorado State University, 1482 Campus Delivery, Fort Collins, CO 80523
332
LARAMIDE THRUSTING IN SE CALIFORNIA: NEW AGE CONSTRAINTS FROM LATE SYN-KINEMATIC PEGMATITES AND ACCESSORY MINERAL PETROCHRONOLOGY
CAWOOD, Tarryn1, MOSER, Amy C.2 and BORSOOK, Ariel1, (1)Department of Earth Sciences, University of Southern California, Zumberge Hall of Science (ZHS), 3651 Trousdale Pkwy, Los Angeles, CA 90089, (2)Department of Earth Science, University of California, Santa Barbara, 1006 Webb Hall, University of California, Santa Barbara, CA 93106-9630
333
DIFFERENTIATING METASEDIMENTARY BODIES OF THE SKAGIT GNEISS IN THE CRETACEOUS-EOCENE NORTH CASCADES ARC TO DETERMINE PROCESSES OF SEDIMENT INCORPORATION IN CONTINENTAL MAGMATIC ARCS
HANSON, Ann E.H., Department of Geological Sciences and Engineering, University of Nevada, Reno, 1664 N. Virginia Street, MS0172, Reno, NV 89557, GORDON, Stacia M., Department of Geological Sciences, University of Nevada, Reno, 1664 N. Virginia St, MS0172, Reno, NV 89557, ASHLEY, Kyle T., Department of Geology and Environmental Science, University of Pittsburgh, 4107 O'Hara St., Pittsburgh, PA 15260 and MILLER, Robert B., Department of Geology, San Jose State University, One Washington Square, San Jose, CA 95192
334
FATE OF THE LOWER LITHOSPHERE DURING SHALLOW-ANGLE SUBDUCTION: THE LARAMIDE EXAMPLE
CHAPMAN, Alan D.1, RAUTELA, Ojashvi1, SHIELDS, Jessie E.2, DUCEA, Mihai N.3 and SALEEBY, Jason B.4, (1)Geology Department, Macalester College, 1600 Grand Ave., St. Paul, MN 55105, (2)Department of Earth and Environmental Sciences, California State University, Fresno, CA 93740, (3)Faculty of Geology and Geophysics, University of Bucharest, Bucharest, 011004, Romania; Department of Geosciences, University of Arizona, Tucson, AZ 85721, (4)Division of Geological and Planetary Sciences, California Institute Technology, Pasadena, CA 91125-0001
335
PALEOSTRESS/ STRAIN AND ROTATION PATTERNS ACROSS PARTS OF THE COLORADO PLATEAU AND UINTA ARCH: PRELIMINARY RESULTS OF STRUCTURAL, PALEOMAGNETIC, AND ANISOTROPY OF MAGNETIC SUSCEPTIBILITY STUDIES FROM MULTIPLE STRATIGRAPHIC LEVELS
YONKEE, Adolph1, WEIL, Arlo Brandon2, WESSEL, Amanda2 and CHILD, Celia2, (1)Department of Earth and Environmental Sciences, Weber State University, 1415 Edvalson St - DEPT 2507, Ogden, UT 84408-2507, (2)Department of Geology, Bryn Mawr College, Bryn Mawr, PA 19010
336
LATE PALEOGENE PALEOELEVATION OF THE NORTHERN CORDILLERAN OROGENIC FRONT BASED ON CARBONATE OXYGEN ISOTOPES
PHILLIPS, Rachel F.1, FAN, Majie1 and CONSTENIUS, Kurt N.2, (1)Department of Earth and Environmental Sciences, University of Texas at Arlington, 500 Yates Street, Arlington, TX 76019, (2)8790 N. Shadow Mountain Drive, Tucson, AZ 85704
337
ESTABLISHING CORDILLERAN PALEOGEOGRAPHY DURING LATE MESOZOIC CONTINENTAL MAGMATIC ARC FLARE-UP EVENT (105-85MA) IN EAST-CENTRAL SIERRA NEVADA, CALIFORNIA
ECKLAND, Raymond M., School of Earth and Sustainability, Northern Arizona University, Flagstaff, AZ 86001, FIELD, Derek, School of Earth Sciences and Sustainability, Northern Arizona University, PO Box 4099, Flagstaff, AZ 86001-4099 and RIGGS, Nancy R., School of Earth and Sustainability, Northern Arizona University, Flagstaff, AZ 86001; School of Earth and Sustainability, Northern Arizona University, PO Box 4099, Flagstaff, AZ 86011-4099
338
COLLISIONAL OROGENY FOR THE LATE CRETACEOUS–PALEOGENE LARAMIDE EVENT
HILDEBRAND, Robert S., 1401 N. Camino de Juan, Tucson, AZ 85745 and WHALEN, Joseph B., Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada
Handouts
  • Paper_336262_presentation_3002_0.pdf (30.6 MB)
  • 339
    CENOZOIC SEDIMENT PROVENANCE IN THE NORTHERN GREAT PLAINS CORRESPONDS TO FOUR EPISODES OF TECTONIC AND MAGMATIC EVENTS IN THE CENTRAL NORTH AMERICAN CORDILLERA
    LI, Lin, Géosciences Rennes, Université de Rennes 1, Rennes, TX 35042, France and FAN, Majie, Department of Earth and Environmental Sciences, University of Texas at Arlington, 500 Yates Street, Arlington, TX 76019
    340
    THERMOCHRONOLOGY OF UPPER CRUSTAL ROCKS IN THE WOOD HILLS, NEVADA: DOCUMENTING THE TRANSITION FROM CONTRACTION TO EXTENSION IN THE U.S. CORDILLERA
    GONZALEZ, Nicole, Department of Geological Sciences, University of Colorado Boulder, UCB 399, Boulder, CO 80309, METCALF, James R., Department of Geological Sciences, University of Colorado Boulder, Boulder, CO 80309 and MCGREW, Allen J., Geology Department, The University of Dayton, 300 College Park, Dayton, OH 45469-2364
    341
    METAPELITES AND GRANITIC INTRUSIONS OF THE ANGEL LAKE CIRQUE, RUBY MOUNTAINS-EAST HUMBOLDT RANGE METAMORPHIC CORE COMPLEX: A GEOCHRONOLOGICAL AND TEXTURAL STUDY OF ZIRCON AND MONAZITE
    HETHERINGTON, Callum J., Department of Geosciences, Texas Tech University, Lubbock, TX 79409 and BACKUS, Ethan L., Department of Geosciences, Texas Tech University, Lubbock, TX 79409-1053
    342
    THE OLIGOCENE-MIOCENE COOLING AND EXHUMATION OF A CORDILLERAN METAMORPHIC CORE COMPLEX: NEW APATITE, ZIRCON, AND TITANITE (U-TH)/HE THERMOCHRONOLOGY FROM THE RUBY MOUNTAINS, NEVADA
    METCALF, James R.1, MCGREW, Allen J.2, MUELLER, Carlton1 and MEISNER, Caroline Bruno3, (1)Department of Geological Sciences, University of Colorado Boulder, Boulder, CO 80309, (2)Geology Department, The University of Dayton, 300 College Park, Dayton, OH 45469-2364, (3)Earth and Physical Sciences, Great Basin College, 1500 College Parkway, Elko, NV 89801
    343
    THERMOCHRONOLOGIC CONSTRAINTS ON THE COOLING AND EXHUMATION OF THE NORTHERN RUBY MOUNTAINS, NEVADA
    MUELLER, Carlton, Department of Geological Sciences, University of Colorado Boulder, Boulder, CO 80309, METCALF, James R., Department of Geological Sciences, University of Colorado, Boulder, CO 80309 and MCGREW, Allen J., Geology Department, The University of Dayton, 300 College Park, Dayton, OH 45469-2364
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