Southeastern Section - 67th Annual Meeting - 2018

Session No. 31
Friday, 13 April 2018: 1:30 PM-5:30 PM
Room 301 C (Knoxville Convention Center)

T2. Recent Advances in Our Understanding of The Crust and Upper Mantle in the Southeastern United States

 

Robert B. Hawman and James H. Knapp, Advocates
Paper #
Start Time
1:30 PM
THE WESTERN LIMIT OF MAJOR EXTENSION ASSOCIATED WITH THE IAPETAN RIFTED MARGIN IN THE SOUTHERN AND CENTRAL APPALACHIANS
POWELL, Christine A., Center for Earthquake Research and Information, University of Memphis, 3890 Central Avenue, Memphis, TN 38152, THOMAS, William A., Emeritus University of Kentucky, Lexington, KY 40506-0053 and HATCHER Jr., Robert D., Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996
1:50 PM
IN SEARCH OF THE ALLEGHANIAN SUTURE
KNAPP, James H.1, HERMAN, David J.1, BOOTE, Susannah K.1 and HIBBARD, James2, (1)School of the Earth, Ocean, and Environ., University of South Carolina, 701 Sumter St., Columbia, SC 29208, (2)Marine, Earth, and Atmospheric Sciences, North Carolina State University, 2800 Faucette Drive, Rm. 1125 Jordan Hall, Raleigh, NC 27695
2:10 PM
THE CAROLINA-MISSISSIPPI FAULT: LATE-ALLEGHANIAN TRANSCURRENT FAULT?
HERMAN, David J. and KNAPP, James H., School of the Earth, Ocean, and Environment, University of South Carolina, 701 Sumter St., Columbia, SC 29208
2:30 PM
EVIDENCE FOR POST-ALLEGHANIAN BASIN AND RANGE STYLE EXTENSION IN THE SOUTHERN APPALACHIAN OROGEN
MA, Chong1, HAMES, Willis E.2, FOSTER, David A.3, MUELLER, Paul A.4 and LIN, Qianying3, (1)Department of Geosciences, Auburn University, 2050 Beard-Eaves Coliseum, Auburn, AL 36849, (2)Geosciences, Auburn University, 2050 Beard Eaves Coliseum, Auburn, AL 36849, (3)Department of Geological Sciences, University of FLorida, 241 Williamson Hall, Gainesville Florida, FL 32611, (4)Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611
2:50 PM
THE NATURE AND DISTRIBUTION OF CAMP MAGMATISM ALONG THE SOUTHEASTERN NORTH AMERICAN MARGIN FROM INTEGRATED ANALYSES OF POTENTIAL FIELD DATA
DUFF, Patrick D., School of Earth Ocean and the Environment, University of South Carolina, Columbia, SC 29208; School of Earth Ocean and the Environment, University of South Carolina, Columbia, SC 29208 and KELLOGG, James N., School of Earth Ocean and the Environment, University of South Carolina, Columbia, SC 29208
 
3:10 PM
Break
3:30 PM
EVIDENCE FOR TERRANE ACCRETION, LOCALIZED RIFTING AND MAGMATISM FROM THE CRUSTAL VELOCITY STRUCTURE OF THE SOUTHEASTERN UNITED STATES
MARZEN, Rachel E., Columbia University, New York, NY 10027, SHILLINGTON, Donna J., Lamont-Doherty Earth Observatory of Columbia University, 61 Route 9W, Palisades, NY 10964, LIZARRALDE, Dan, Department of Geology and Geophysics, Woods Hole Oceanographic Institution, 266 Woods Hole Rd., MS# 22, Woods Hole, MA 02543 and HARDER, Steven, Dept. of Geological Sciences, University of Texas at El Paso, 500 W. University Ave., El Paso, TX 79968
3:50 PM
P-WAVE REFLECTIVITY OF THE SOUTHERN APPALACHIAN LITHOSPHERE: USING GLOBAL PHASES TO MAP VARIATIONS IN SEISMIC FABRIC WITHIN THE UPPERMOST MANTLE
VERELLEN, Devon N.1, ALBERTS, Erik C.2, PARKER Jr., E. Horry2 and HAWMAN, Robert B.1, (1)Department of Geology, University of Georgia, Athens, GA 30605, (2)Department of Geology, University of Georgia, 210 Field St, Athens, GA 30602
4:10 PM
INFERRED REACTIVATION OF BASEMENT STRUCTURES WITHIN THE NASHVILLE DOME, CENTRAL TENNESSEE
ABOLINS, Mark1, BUSH, Rachel1, HAN, Amber2 and OGDEN, Albert1, (1)Department of Geosciences, Middle Tennessee State University, Box 9, Murfreesboro, TN 37132, (2)Department of Geological Sciences, California State University, Fullerton, CA 92831; Present address: The Palmdale Aerospace Academy, 3300 E. Palmdale Blvd, Palmdale, CA 93550
4:30 PM
MANTLE XENOLITHS RECORD DEFORMATION ASSOCIATED WITH ACTIVE LITHOSPHERIC DOWNWELLING BENEATH CENTRAL NEVADA
DYGERT, Nicholas J.1, BERNARD, Rachel E.2 and BEHR, Whitney M.2, (1)Department of Earth and Planetary Sciences, University of Tennessee, Knoxville, 1621 Cumberland Avenue, 602 Strong Hall, Knoxville, TN 37996, (2)Department of Geological Sciences, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78712
4:50 PM
YOUNG TOPOGRAPHY, NEW FAULTS, AND MANTLE REORGANIZATION IN AN ANCIENT MOUNTAIN RANGE: A CASE STUDY FROM THE APPALACHIANS
HILL, Jesse S., STEWART, Kevin G. and BIRYOL, Berk C., Department of Geological Sciences, UNC Chapel Hill, Chapel Hill, NC 27599
 
5:10 PM
Discussion
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