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GSA Connects 2021 in Portland, Oregon

Session No. 70
Monday, 11 October 2021: 8:00 AM-12:00 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 I

GSA Geophysics and Geodynamics Division; GSA Energy Geology Division

 

Patricia Persaud, Jolante van Wijk, Abah Omale and Jackson Borchardt, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
Recorded Presentation
70-1
8:05 AM
HOW DO CONTINENTAL RIFTS GROW? (Invited Presentation)
KOLAWOLE, Folarin, BP America, 501 Westlake Park Blvd., Houston, TX 77079
70-2
8:20 AM
LATE QUATERNARY DEFORMATION ACROSS THE SOUTHERN RIO GRANDE RIFT
BURGETTE, Reed and SHOLDT, Ronny G., Department of Geological Sciences, New Mexico State University, P.O. Box 30001, Las Cruces, NM 88003
Recorded Presentation
70-3
8:35 AM
EXAMINING DRIVERS FOR INTRAPLATE EXTENSION: INSIGHTS FROM THE RESERVE GRABEN IN THE COLORADO PLATEAU-RIO GRANDE RIFT-BASIN AND RANGE TRANSITION ZONE, NEW MEXICO
MARTIN, Samuel1, AXEN, Gary1, VAN WIJK, Jolante2, KONING, Daniel J.3, HEIZLER, Matthew T.3 and WHITMAN, Connor1, (1)Department of Earth and Environmental Science, New Mexico Institute of Mining and Technology, 801 Leroy Pl., Socorro, NM 87801, (2)Earth and Environmental Sciences Division, Los Alamos National Laboratory, MS D443, Los Alamos, NM 87544; Department of Earth and Environmental Science, New Mexico Institute of Mining and Technology, 801 Leroy Pl., Socorro, NM 87801, (3)New Mexico Bureau of Geology and Mineral Resources, New Mexico Institution of Mining and Technology, 801 Leroy Place, Socorro, NM 87801
Recorded Presentation
70-4
8:50 AM
IMAGING THE SUBSURFACE GEOMETRY OF THE SIERRA NEVADA FRONTAL FAULT IN THE OWENS VALLEY: NORMAL/STRIKE-SLIP FAULT INTERACTIONS UNDER TRANSTENSION
PHILLIPS, Fred, Earth & Environmental Science Dept, New Mexico Tech, 801 Leroy Place`, Socorro, NM 87801 and AXEN, Gary, New Mexico Inst Mining and TechnologyDept. Earth & Environmental Science, 801 Leroy Pl, Socorro, NM 87801-4681
Recorded Presentation
70-5
9:05 AM
WHOLE-LITHOSPHERE SHEAR DURING OBLIQUE RIFTING
LUTZ, Brandon, Earth & Environmental Science Dept, New Mexico Tech, 801 Leroy Pl, Socorro, NM 87801-4681, AXEN, Gary, New Mexico Inst Mining and TechnologyDept. Earth & Environmental Science, 801 Leroy Pl, Socorro, NM 87801-4681, VAN WIJK, Jolante, Earth and Environmental Sciences Division, Los Alamos National Laboratory, MS D443, Los Alamos, NM 87544 and PHILLIPS, Fred, Earth & Environmental Science Dept, New Mexico Tech, 801 Leroy Place`, Socorro, NM 87801
Recorded Presentation
Handouts
  • Lutz_GSA_FALL2021.pptx (45.2 MB)
    • 70-6
    9:20 AM
    UNRAVELLING THE ROLES OF LITHOSPHERIC HETEROGENEITY, MANTLE UPWELLINGS, AND MAGMATISM ON RIFT DEVELOPMENT IN THE TURKANA DEPRESSION, E AFRICA (Invited Presentation)
    EBINGER, Cynthia1, BASTOW, Ian2, BENDICK, Rebecca3, MARIITA, Nicholas4, AYELE, Atalay5, KIANJI, Gladys6, MUSILA, Martin1, SULLIVAN, Garrett1, OGDEN, Chris2, KOUNIDIS, Rita2, MWANGI, Samuel6 and KARANJA, Mary7, (1)Earth and Environmental Sciences, Tulane University, 101 Blessey Hall, 6823 St. Charles Ave., New Orleans, LA 70118, (2)Geophysics, Imperial College London, London, United Kingdom, (3)Department of Geosciences, University of Montana, Missoula, MT 59812, (4)Geothermal Unit, Dedan Kimathi University, Nyeri, Kenya, (5)Institute of Geophysics, Space Physics, and Astronomy, University of Addis Ababa, Addis Ababa, Ethiopia, (6)Geology, University of Nairobi, Nairobi, Kenya, (7)Geology, University of Nairobi, Nairobi, Kenya; Geothermal Unit, Dedan Kimathi University, Nyeri, Kenya
    Recorded Presentation
    70-7
    9:35 AM
    MELTING OF MANTLE METASOMATIC PHASES DURING CRETACEOUS - CENOZOIC EXTENSION OF THE WEST ANTARCTIC RIFT SYSTEM: INSIGHTS FROM 1D GEODYNAMIC MODELING
    MAYLE, Micah, Department of Geosciences, Colorado State University, Fort Collins, CO 80523 and HARRY, Dennis, Department of Geosciences, Colorado State University, Fort Collins, CO 80521
    Recorded Presentation
     
    9:50 AM
    Break
    70-8
    10:00 AM
    NEOGENE - QUATERNARY RIFTING OF THE SOUTHERN MALAWI RIFT AND LINKAGE TO THE LATE CARBONIFEROUS – EARLY JURASSIC SHIRE RIFT
    OJO, Oyewande, Boone Pickens School of Geology, Oklahoma State University, 105 Noble Research Center, Stillwater, OK 74075-1535, THOMSON, Stuart N., Department of Geosciences, University of Arizona, 1040 E. 4th St., Tucson, AZ 85721 and LAO-DAVILA, Daniel, Boone Pickens School of Geology, Oklahoma State University, Stillwater, OK 74075
    Recorded Presentation
    70-9
    10:15 AM
    NEW AEROMAGNETIC DATA OVER THE SOUTH GEORGIA RIFT BASIN HIGHLIGHT INHERITED STRUCTURES WITH TIES TO THE CHARLESTON SEISMIC ZONE
    SHAH, Anjana, U.S. Geological Survey, Denver Federal Center, Bldg 20, MS 973, Denver, CO 80225, PRATT, Thomas L., U.S. Geological Survey, Geologic Hazards Science Center, 12201 Sunrise Valley Drive, Reston, VA 20192 and HORTON Jr., James, U.S. Geological Survey, Florence Bascom Geoscience Center, 926A National Center, Reston, VA 20192
    Recorded Presentation Recorded Presentation
    70-10
    10:30 AM
    CRUSTAL MECHANICAL HETEROGENEITY CONTROLS RIFT BASIN ASYMMETRY DURING EARLY CONTINENTAL EXTENSION
    SEYUM, Solomon1, QUIGLEY, Cade1 and KOLAWOLE, Folarin2, (1)Geology, Colorado College, 14 E. Cache La Poudre St., Colorado Springs, CO 80918, (2)BP America, 501 Westlake Park Blvd., Houston, TX 77079
    Recorded Presentation
    70-11
    10:45 AM
    LITHOSPHERIC DEFORMATION: INSIGHTS FROM SEISMIC IMAGING OF THE GULF OF MEXICO CONTINENTAL MARGINS
    NGUYEN, Luan1, LEVANDER, Alan1, NIU, Fenglin1 and LI, Guoliang2, (1)Earth, Environmental and Planetary Sciences, Rice University, Houston, TX 77005, (2)Computational Mathematics, Science and Engineering, Michigan State University, East Lansing, TX 48824
    Recorded Presentation
    70-12
    11:00 AM
    NEW AGE CONSTRAINTS FROM LAURENTIA’S MIDCONTINENT RIFT CALIBRATE THE TIMING OF RIFT CESSATION AND INVERSION, PROVIDING INSIGHTS INTO FAR-FIELD CONTROL ON THE GEODYNAMICS OF RIFT FAILURE
    HODGIN, Blake, Department of Earth and Planetary Sciences, University of California Berkeley, 307 McCone Hall, Berkeley, CA 94720, SWANSON-HYSELL, Nicholas, Department of Geosciences, Boise State University, Boise, ID 83725, DEGRAFF, James, Geological & Mining Engineering & Sciences, Michigan Technological University, 1400 Townsend Drive, Houghton, MI 49931, KYLANDER-CLARK, Andrew, Geological Sciences, UC, Santa Barbara, Department of Geological Sciences, UC Santa Barbara—Building 526, Santa Barbara, CA 93106-9630, SCHMITZ, Mark D., Boise State University, 1910 University Drive, Boise, ID 83725 and ZHANG, Yiming, Department of Earth and Planetary Science, University of California, Berkeley, CA 94720
    Recorded Presentation
    70-13
    11:15 AM
    ANALYSIS OF MICROEARTHQUAKES TO IDENTIFY WEAK POINTS IN THE SUBSURFACE AS OBSERVED FROM A SALT DOME STUDY
    OMOJOLA, Joses, Louisiana State University, Department of Geology and Geophysics, E235, HOWE RUSSELL COMPLEX, Baton Rouge, Louisiana, LA 70803 and PERSAUD, Patricia, Department of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803
    70-14
    11:30 AM
    FLANK SPREADING AT KĪLAUEA LEADS TO PERIODIC DIKE INTRUSIONS: A TEMPLATE FOR OTHER RIFT ZONES?
    MONTGOMERY-BROWN, Emily and MIKLIUS, Asta, U.S. Geological Survey, Cascades Volcano Observatory, 1300 SE Cardinal Ct., Vancouver, CA 98683
    Recorded Presentation Recorded Presentation
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