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2007 GSA Denver Annual Meeting (28–31 October 2007)

Session No. 230
Wednesday, 31 October 2007: 2:00 PM-5:30 PM

T116. Evolution of Appalachian-Ouachita Salients and Recesses from Reentrants [Embayments] and Promontories in the Continental Margin II: Thirtieth Anniversary Celebration of Advances Derived from Bill Thomas’ 1977 American Journal of Science Paper

GSA Structural Geology and Tectonics Division

 

Allen J. Dennis and James P. Hibbard, Advocates
Paper #
Start Time
1
2:00 PM
NEOPROTEROZOIC TO CAMBRIAN RIFT ARCHITECTURE OF EASTERN LAURENTIA: A PROLONGED RECORD OF EXTENSION BEFORE AND AFTER DEVELOPMENT OF THE IAPETUS OCEAN
SOUTHWORTH, Scott, U.S. Geological Survey, 926A National Center, Reston, VA 20192, ALEINIKOFF, John N., U.S. Geological Survey, MS 963, DFC, Denver, CO 80225, BAILEY, Christopher, Department of Geology, College of William & Mary, P.O. Box 8795, Williamsburg, VA 23187-8795, RANKIN, D.W., US Geol Survey, Mail Stop 926, Reston, VA 20192 and TOLLO, Richard P., Geological Sciences Program, George Washington Univ, Washington, DC 20052, Ssouthwo@usgs.gov, Ssouthwo@usgs.gov
2
2:15 PM
NEOPROTEROZOIC TO ORDOVICIAN RIFT-DRIFT STRATIGRAPHY OF THE PENNSYLVANIA AND QUEBEC SALIENTS AND THE NEW YORK RECESS
LAPORTA Jr, Philip C., LaPorta and Associates, L.L.C., Geological Consultants, 5 First Street #73, Warwick, NY 10990 and BREWER-LAPORTA, Margaret C., Natural and Social Sciences, SUNY Purchase and LaPorta and Associates, L.L.C., Geological Consultants, 5 First Street #73, Warwick, NY 10990, plaporta@laportageol.com, plaporta@laportageol.com
3
2:30 PM
PRELIMINARY INTERPRETATION OF THE LAURENTIAN RIFTED MARGIN ON THE ST. LAWRENCE PROMONTORY
ALLEN, John Stefan, Department of Earth and Environmental Sciences, University of Kentucky, 101 Slone Research Bldg, Lexington, KY 40506-0053 and THOMAS, William A., Department of Geological Sciences, Univ of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053, john-allen@uky.edu, john-allen@uky.edu
4
2:45 PM
DISPLACEMENT ESTIMATES FOR EXTERNAL BASEMENT MASSIFS IN THE NORTHERN APPALACHIANS: RECONSTRUCTING THE RIFTED LAURENTIAN MARGIN
KARABINOS, Paul, Dept. Geosciences, Williams College, Williamstown, MA 01267 and PYLE, Joseph M., Earth and Environmental Sciences, Rensselaer Polytechnic Institute, JRSC 1W19, 110 8th St, Troy, NY 12180, pkarabin@williams.edu, pkarabin@williams.edu
5
3:00 PM
EVALUATION OF THE APPLICABILITY OF KINEMATIC MODELS OF TRANSPRESSION TO A REACTIVATED IAPETAN FRACTURE ZONE IN THE TACONIC OROGEN
CRESPI, Jean M., Department of Geology, University of Ljubljana, Ljubljana, 1504, Slovenia, jean.crespi@uconn.edu, jean.crespi@uconn.edu
6
3:15 PM
MAGMATISM ASSOCIATED WITH COLLISIONAL TECTONICS: CORRELATION WITH PRE-COLLISION DEPOCENTERS AND GEOMETRY OF RIFTED MARGINS OF THE CENTRAL APPALACHIAN OROGEN
SINHA, A. Krishna, Geosciences, Virginia Tech, Blacksburg, VA 24061, THOMAS, William A., Department of Geological Sciences, Univ of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053 and HATCHER, Robert D., Department of Earth and Planetary Sciences, University of Tennessee, 306 Earth and Planetary Sciences Building, Knoxville, TN 37996, pitlab@vt.edu, pitlab@vt.edu
7
3:30 PM
SUBDUCTION INITIATION AND EVOLUTION OF THE ALABAMA PROMONTORY VOLCANIC ARC
BARINEAU, Clinton I., Department of Geological Sciences, Florida State University, 108 Carraway Building, Tallahassee, FL 32306-4100 and TULL, James F., Geological Sciences, Florida State University, 108 Carraway Bldg, Tallahassee, FL 32306, barineau@gly.fsu.edu, barineau@gly.fsu.edu
8
3:45 PM
THE INFLUENCE OF LAURENTIAN PROMONTORIES AND REENTRANTS ON APPALACHIAN, FORELAND-BASIN SEDIMENTATION AND STRATIGRAPHY
ETTENSOHN, Frank R., Department of Earth and Environmental Sciences, University of Kentucky, 101 Slone Building, Lexington, KY 40506, fettens@uky.edu, fettens@uky.edu
9
4:00 PM
THE EFFECT OF THE CAROLINA PROMONTORY ON THE PARTITIONING OF THE APPALACHIAN BASIN IN THE MIDDLE TO LATE PENNSYLVANIAN
NADON, Gregory C., Geological Sciences, Ohio University, 316 Clippinger Lab, Athens, OH 45701, SCHNEIDER, David, Geological Sciences, Ohio University, Athens, OH 45701, DODSON, Scott, Geological Sciences, Ohio Univ, Clippinger Labs 316, Athens, OH 45701 and GEHRELS, G.E., Geosciences, Univ of Arizona, Tucson, AZ 85721, nadon@ohio.edu, nadon@ohio.edu
10
4:15 PM
REACTIVATION OF LAURENTIAN MARGIN STRUCTURES IN LATE PALEOZOIC DEFORMATION, AND THE DEVELOPMENT OF THE MARITIMES BASIN, NORTHERN APPALACHIANS
WALDRON, John W.F., Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G2E3, Canada, john.waldron@ualberta.ca, john.waldron@ualberta.ca
11
4:30 PM
VARIATIONS IN LITHOSPHERIC STRUCTURE ALONG THE OUACHITA BELT AND THEIR RELATION TO TRANSFORM OFFSETS
MICKUS, Kevin L., Dept. of Geosciences, Missouri State University, Springfield, MO 65897, THOMAS, William A., Department of Geological Sciences, Univ of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053 and KELLER, G. Randy, School of Geology and Geophysics, University of Oklahoma, 100 East Boyd, Norman, OK 73019, kevinmickus@missouristate.edu, kevinmickus@missouristate.edu
 
4:45 PM
Discussion
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