2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM

Session No. 289
Wednesday, 8 October 2008: 8:00 AM-12:00 PM

T64. Lithospheric Structure and Geologic Evolution of the Gulf of Mexico Passive Margin

GSA Geophysics Division; GSA South-Central Section; GSA Structural Geology and Tectonics Division; Gulf Coast Association of Geological Societies

 

Elizabeth Y. Anthony, Stephen S. Gao and Robert Stern, Advocates
Paper #
Start Time
 
8:00 AM
Introductory remarks
1
8:10 AM
Block Kinematics and Extensional Styles during Gulf of Mexico Evolution
PINDELL, James, Tectonic Analysis Ltd, Chestnut House, Burton Park, Duncton, West Sussex, GU28 0LH, United Kingdom, jim@tectonicanalysis.com, jim@tectonicanalysis.com
2
8:30 AM
Triassic – Jurassic Kinematics of the Gulf of Mexico, Central Atlantic Ocean, and North America
BIRD, Dale E.1, BURKE, Kevin2, HALL, Stuart A.3 and CASEY, John F.2, (1)Bird Geophysical, 16903 Clan Macintosh, Houston, TX 77084, (2)Department of Geosciences, University of Houston, 312 Science and Research Building I, Houston, TX 77204-5007, (3)Department of Earth and Atmospheric Sci, University of Houston, 312 Science and Research Building I, Houston, TX 77204-5007, dale@birdgeo.com, dale@birdgeo.com
3
8:45 AM
Opening of the Gulf of Mexico and Motion of the Terranes of Mexico
LAWVER, Lawrence A., GAHAGAN, Lisa M. and NORTON, Ian O., Institute for Geophysics, University of Texas at Austin, 10100 Burnet Rd., Bldg. 196, J. J. Pickle Research Campus, Austin, TX 78758-4445, lawver@ig.utexas.edu, lawver@ig.utexas.edu
 
9:00 AM
Discussion 1
4
9:15 AM
The Structure and Evolution of the Northern Gulf of Mexico: A View from Laurentia
KELLER, G. Randy, School of Geology and Geophysics, University of Oklahoma, 100 East Boyd, Norman, OK 73019, grkeller@gcn.ou.edu, grkeller@gcn.ou.edu
5
9:35 AM
Geodynamic Constraints on Opening of the Gulf of Mexico and the Nature of the Crust
HARRY, Dennis L., Department of Geosciences, Colorado State University, Fort Collins, CO 80523, dharry@warnercnr.colostate.edu, dharry@warnercnr.colostate.edu
6
9:50 AM
Potential Field Evidence for a Volcanic Rifted Margin along the Texas-Louisiana Gulf of Mexico Transitional Lithosphere
MICKUS, Kevin L., Dept. of Geosciences, Missouri State University, Springfield, MO 65897, STERN, Robert, Department of Geosciences, Univ of Texas at Dallas, P.O. Box 830688, MS FO21, Richardson, TX 75083-0688, KELLER, G. Randy, School of Geology and Geophysics, University of Oklahoma, 100 East Boyd, Norman, OK 73019 and ANTHONY, Elizabeth Y., Geological Sciences, University of Texas at El Paso, El Paso, TX 79902, kevinmickus@missouristate.edu, kevinmickus@missouristate.edu
7
10:05 AM
Mantle Velocity Structure and Anisotropy beneath the Gulf of Mexico and Adjacent Areas: Constraining the Geometry of the North American Continental Keel and Possible Asthenospheric Flow Field around It
GAO, Stephen S. and LIU, Kelly H., Geological Sciences and Engineering, Missouri University of Science and Technology, 129 McNutt Hall, Rolla, MO 65409, sgao@mst.edu, sgao@mst.edu
 
10:20 AM
Discussion 2
 
10:35 AM
Break
8
10:50 AM
Tectonics of the Gulf of Mexico at the Transition from Rift to Drift: Crustal Structure of the Basin during Salt Deposition
NORTON, Ian O., LAWVER, Lawrence A. and GAHAGAN, Lisa A., Institute for Geophysics, Jackson School of Geosciences, University of Texas at Austin, 10100 Burnet Rd, Austin, TX 78758, norton@ig.utexas.edu, norton@ig.utexas.edu
9
11:05 AM
New Insights about How Mesozoic Rifting Formed the Texas Continent-Ocean Boundary
STERN, Robert, Geosciences Dept, U Texas at Dallas, Box 830688, Richardson, TX 75080, ANTHONY, Elizabeth Y., Department of Geological Sciences, University of Texas at El Paso, El Paso, TX 79968, DICKINSON, William R., Department of Geosciences, University of Arizona, Tucson, AZ 85721, GRIFFIN, William R., Department of Geosciences, University of Texas at Dallas, P.O. Box 830688, MS FO21, Richardson, TX 75083-0688 and MICKUS, Kevin L., Dept. of Geosciences, Missouri State University, Springfield, MO 65897, rjstern@utdallas.edu, rjstern@utdallas.edu
10
11:20 AM
Tectonic Development of Northeastern Mexico from Late Middle Jurassic through Miocene Time
LAWTON, Timothy F., Geological Sciences/MSC 3AB, New Mexico State University, P.O. Box 30001, Las Cruces, NM 88003, tlawton@nmsu.edu, tlawton@nmsu.edu
11
11:40 AM
A Paleomagnetic Investigation of the Mojave-Sonora Megashear Hypothesis in North-Central and Northeastern Mexico
WARRIOR, Shalina, Geological Sciences, The University of Texas at El Paso, 500 W. University, El Paso, TX 79968 and HURTADO, Jose, Department of Geological Sciences, University of Texas at El Paso, 500 W. University Ave, El Paso, TX 79968, swarrior@miners.utep.edu, swarrior@miners.utep.edu
 
11:55 AM
Concluding remarks
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