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Joint 56th Annual North-Central/ 71st Annual Southeastern Section Meeting - 2022

Session No. 14
Thursday, 7 April 2022: 1:30 PM-5:30 PM
North Meeting Room 212 (Duke Energy Convention Center)

T37. Appalachian Orogenies: When and How Do They Start and End?

 

Arthur J. Merschat, Ryan J. McAleer, Ryan Thigpen and Jamie Levine, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
14-1
1:35 PM
NEOPROTEROZOIC TECTONICS, MAGMATISM, & SEDIMENTATION IN THE CENTRAL & SOUTHERN APPALACHIANS: THE LONG ROAD TO IAPETUS
BAILEY, Christopher, Department of Geology, William & Mary, Williamsburg, VA 23187 and FOSTER-BARIL, Zachary, Department of Geological Sciences, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78712
14-2
1:50 PM
AGE AND ORIGIN OF THE ALBEMARLE-NELSON MAFIC-ULTRAMAFIC COMPLEX IN VIRGINIA'S EASTERN BLUE RIDGE: RIFT-RELATED DIFFERENTIATED SILLS?
LISCOMB, Juliet1, BAILEY, C.M.1, FOSTER-BARIL, Zachary2, HINSHAW, Emily2, STOCKLI, Daniel F.2 and RICH, M.3, (1)Dept. of Geology, William & Mary, Williamsburg, VA 23187, (2)Department of Geological Sciences, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78712, (3)Polycor Inc., Tate, GA 30177
14-3
2:05 PM
PETROLOGY AND GEOCHEMISTRY OF THE LITTLE PINE GARNET MINE SCHISTS, WESTERN BLUE RIDGE
EL-SHAZLY, Aley1, FELIX, Breana2, WILLARD, Sierra Rose3 and SUMMERS, Paul1, (1)Geology, Marshall University, 1 John Marshall Dr., Huntington, WV 25755, (2)Geology, Marshall University, Huntington, WV 25755, (3)Geology, Marshall University, 1 John Marshall Drive, Huntington, WV 25755
14-4
2:20 PM
STRUCTURAL GEOLOGY AND GEOCHRONOLOGY OF THE SHORES MÉLANGE: POLYPHASE DEFORMATION ACROSS THE TACONIAN SUTURE IN THE PIEDMONT, VIRGINIA
ZACH, Terri1, BAILEY, Christopher M.1, FOSTER-BARIL, Zachary2, HINSHAW, Emily2 and STOCKLI, Daniel F.2, (1)Department of Geology, William & Mary, Williamsburg, VA 23187, (2)Department of Geological Sciences, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78712
14-5
2:35 PM
EVIDENCE OF SUBDUCTION INITIATION RECORDED IN THE DADEVILLE COMPLEX OF ALABAMA
BECKER, Naomi, 609 Somerset Rd Apt C5, Baltimore, MD 21210-2734, GEORGE, Freya, Earth & Planetary Sciences, Johns Hopkins University, 3400 N Charles Street, Baltimore, MD 21218, GUICE, George, Dept. of Mineral Sciences, National Museum of Natural History, Smithsonian Institution, 10th St. and Constitution Ave. NW., Washington, DC 20560 and VIETE, Daniel, Department of Earth & Planetary Sciences, Johns Hopkins University, 3400 N Charles Street, Baltimore, MD 21218
 
2:50 PM
Break
14-6
3:05 PM
GEOMETRY, KINEMATIC EVOLUTION, AND TIMING OF CRYSTALLINE THRUST SHEETS AND ASSOCIATED STRUCTURES ALONG THE WEST FLANK OF THE SOUTHERN APPALACHIAN OROGEN IN ALABAMA AND GEORGIA, USA
BARINEAU, Clinton, Earth and Space Sciences, Columbus State University, 4225 University Ave, Columbus, GA 31907 and TULL, James, Florida State UniversityEarth, Ocean, and Atmospheric Science, 509 EOAS Building, Tallahassee, FL 32306-0001
14-7
3:20 PM
THREE PALEOZOIC APPALACHIAN OROGENIES IN THE SOUTHERN APPALACHIAN CRYSTALLINE CORE: BOXES WITH BROKEN EDGES?
MERSCHAT, Arthur, Florence Bascom Geoscience Center, U.S. Geological Survey, MS 926A National Center, Reston, VA 20192 and MCALEER, Ryan J., Florence Bascom Geoscience Center, U.S. Geological Survey, 12201 Sunrise Valley Dr., Reston, VA 20192
14-8
3:35 PM
UNRAVELING LOW-TEMPERATURE COOLING IN THE BLUE RIDGE, VA AND NC, THROUGH 40AR/39AR ANALYSIS AND GRAIN-SCALE CHARACTERIZATION OF K-FELDSPAR
STOKES, Rebecca, Geology, Energy & Minerals Science Center, U.S. Geological Survey, Reston, VA 20192, MCALEER, Ryan, U.S. Geological Survey, Florence Bascom Science Center, MS 926A National Center, Reston, VA 20192 and MERSCHAT, Arthur J., U.S. Geological Survey, Florence Bascom Geoscience Center, MS 926A National Center, Reston, VA 20192
14-9
3:50 PM
BASEMENT INFRASTRUCTURE OF NORTHWEST FLORIDA REVEALED BY 39AR/40AR AGE SPECTRA OF K-FELDSPAR AND MUSCOVITE
DEASY, Ryan, USGS Northeast Section, 1011 W Meadow Ln, Bloomington, IN 47404-1723
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