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GSA Connects 2021 in Portland, Oregon

Session No. 102
Monday, 11 October 2021: 1:30 PM-5:30 PM
B115/B116 (Hybrid Room) (Oregon Convention Center)

T46. Rifts, Rifted Margins, Backarcs, and Spreading Ridges: Understanding Extensional Processes across Tectonic Settings and Time Scales II

GSA Geophysics and Geodynamics Division; GSA Energy Geology Division

 

Patricia Persaud, Jolante van Wijk, Abah Omale and Jackson Borchardt, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
Recorded Presentation
102-1
1:35 PM
RIFT TO DRIFT TRANSITION IN THE SOUTHWEST AUSTRALIAN DEEPWATER MENTELLE BASIN
HARRY, Dennis and GUERZON, Emmanuel, Department of Geosciences, Colorado State University, Fort Collins, CO 80521
Recorded Presentation
102-2
1:50 PM
EXAMINING THE EFFECT OF OLIVINE ADDITION ON OLIVINE LIQUID EQUILIBRIUM TEMPERATURES: IMPLICATIONS FOR THE TEMPERATURES OF THE NORTH ATLANTIC IGNEOUS PROVINCE
BORCHARDT, Jackson and LEE, Cin-Ty, Department of Earth Environmental and Planetary Sciences, Rice University, Houston, TX 77005
Recorded Presentation
102-3
2:05 PM
COMPARING ONSHORE AND OFFSHORE VOLUMES OF LARGE IGNEOUS PROVINCES ASSOCIATED WITH PASSIVE CONTINENTAL MARGINS
STEIN, Carol1, GALLAHUE, Molly2 and STEIN, Seth A.2, (1)Earth & Environmental Sciences, University of Illinois at Chicago, Chicago, IL 60607, (2)Earth & Planetary Sciences, Northwestern University, 2145 Sheridan Road, Evanston, IL 60208-3130
Recorded Presentation Recorded Presentation
102-4
2:20 PM
DISCONTINUOUS IGNEOUS ADDITION AND EARLY MARGIN SEGMENTATION ALONG THE EASTERN NORTH AMERICAN MARGIN’S RIFT TO DRIFT TRANSITION
BRANDL, Collin, Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87196, WORTHINGTON, Lindsay Lowe, Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, MAGNANI, Maria Beatrice, Roy Huffington Department of Earth Sciences, Southern Methodist University, 3225 Daniel Ave, Dallas, TX 75205-1437, SHILLINGTON, Donna J., School of Earth and Sustainability, Northern Arizona University, 625 S. Knoles, Flagstaff, AZ 86011 and LUCKIE, Thomas, Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Los Angeles, CA 90089-0740
Recorded Presentation Recorded Presentation
102-5
2:35 PM
SPATIO-TEMPORAL EVOLUTION OF THE TANGRA YUMCO RIFT, SOUTH-CENTRAL TIBET: INSIGHTS FROM ZIRCON (U-TH)/HE THERMOCHRONOMETRY
REYNOLDS, Aislin and LASKOWSKI, Andrew, Department of Earth Sciences, Montana State University, 226 Traphagen Hall, P.O. Box 173480, Bozeman, MT 59717-3480
Recorded Presentation
 
2:50 PM
Break
102-6
3:00 PM
LOCALIZED BACKARC EXTENSION DURING THE ASSEMBLY OF NUNA: EVIDENCE FROM VOLCANO-SEDIMENTARY ROCKS OF THE AILLIK GROUP, LABRADOR, CANADA
HINCHEY, Alana, Geological Survey, Government of Newfoundland & Labrador, P.O. Box 8700, St. John's, NF A1B 4J6, CANADA
Recorded Presentation Recorded Presentation
102-7
3:15 PM
CHARACTERIZING THE SEISMOGENIC POTENTIAL OF ACTIVE FAULTS IN THE WOODLARK RIFT WITH INTEGRATED MULTI-TIMESCALE OBSERVATIONS AND MODELS (Invited Presentation)
BIEMILLER, James1, GABRIEL, Alice2, WALLACE, Laura M.3, ELLIS, Susan4, BOULTON, Carolyn5, LAVIER, Luc6, MIZERA, Marcel5, LITTLE, Timothy5, ULRICH, Thomas7 and WEBBER, Samuel5, (1)Institute for Geophysics & Planetary Physics, Scripps Institution of Oceanography, UC San Diego, La Jolla, CA 92037, (2)Department of Earth and Environmental Sciences, LMU Munich, Munich, Germany; Institute for Geophysics & Planetary Physics, Scripps Institution of Oceanography, UC San Diego, La Jolla, CA 92037, (3)Institute for Geophysics, University of Texas at Austin, PO Box 7456, Austin, TX 78713; GNS Science, Lower Hutt, New Zealand, (4)GNS Science, Lower Hutt, New Zealand, (5)Victoria University of Wellington, Wellington, New Zealand, (6)Institute for Geophysics, University of Texas at Austin, 10601 Exploration Way, Austin, TX 78758, (7)Department of Earth and Environmental Sciences, LMU Munich, Munich, Germany
Recorded Presentation
Handouts
  • BiemillerT46_GSA2021_update2.pptx (18.3 MB)
  • BiemillerT46_GSA2021_update2.pptx (18.3 MB)
    • 102-8
    3:30 PM
    OCEANIC INUNDATION AS THE TRIGGER FOR THE RIFT TO DRIFT TRANSITION
    CONDER, James, Geology, Southern Illinois University, 1259 Lincoln Dr, Carbondale, IL 62901
    Recorded Presentation
    102-9
    3:45 PM
    EXHUMATION OF MANTLE AT THE SOUTHWEST INDIAN RIDGE: CONSTRAINTS ON TEMPERATURE AND DEPTH OF WATER INGRESS DURING DETACHMENT FAULTING
    COLWELL, Daniel1, CHEADLE, Michael1, JOHN, Barbara E.1, SWAPP, Susan M.1, BRUNELLI, Daniele2, DICK, Henry3 and URANN, Benjamin M.3, (1)Geology and Geophysics, University of Wyoming, 1000 E. University Ave., Laramie, WY 82071, (2)Chemical & Geological Sciences, University of Modena and Reggio Emilia, Via Università 4, Modena, 41121, Italy, (3)Geology and Geophysics, Woods Hole Oceanographic Institution, MCLEAN LABORATORY 214, Mail Stop: 08, 360 Woods Hole Rd., Falmouth, MA 02543
    Recorded Presentation Recorded Presentation
    102-10
    4:00 PM
    THE BIRTH AND GROWTH OF MARIANA ISLAND ARC SYSTEM: A PERSPECTIVE FROM TECTONIC GEOMORPHOLOGY
    LIU, Yang and WU, Ziyin, School of Oceanography, Shanghai Jiao Tong University, Shanghai, 200030, China
    Recorded Presentation Recorded Presentation
    102-11
    4:15 PM
    AVAILABILITY AND ACCESSIBILITY OF EAST AFRICAN TEPHRA GEOCHEMICAL DATA COMPILED IN EARTHD
    VAN HAZINGA, Cora1, MANA, Sara1 and DIMAGGIO, Erin2, (1)Department of Geological Sciences, Salem State University, 352 Lafayette Street, Salem, MA 01970, (2)Pennslvania State University Department of Geosciences, 308 Deike Building, State College, PA 16802-2712
    Recorded Presentation Recorded Presentation
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