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2015 GSA Annual Meeting in Baltimore, Maryland, USA (1-4 November 2015)

Session No. 75
Sunday, 1 November 2015: 1:30 PM-5:30 PM
Room 341 (Baltimore Convention Center)

T217. Rift-Drift, Seafloor Spreading, and Subduction Zone Tectonics of Collisional Orogens: Comparative Analysis of the Circum-Mediterranean and Appalachian-Caledonian Orogenic Belts

GSA Structural Geology and Tectonics Division; GSA Geophysics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Sedimentary Geology Division; GSA Quaternary Geology and Geomorphology Division; Marine/Coastal Science Discipline
Andrea Festa and Yildirim Dilek, Session Chairs
Paper #
Start Time
 
1:30 PM
Introductory Remarks
75-1
1:35 PM
ALPS-APPALACHIANS COMPARISON: WORTHWHILE EXERCISE OR “APPLES AND ORANGES?”
HATCHER Jr., Robert D., Earth and Planetary Sciences, University of Tennessee-Knoxville, 306 Earth and Planetary Sciences Building, Knoxville, TN 37996, bobmap@utk.edu
75-2
1:55 PM
CONTINENT-PROXIMAL BACKARC BASIN DEVELOPMENT AND CLOSURE IN THE NORWEGIAN CALEDONIDES, NORTHERN APPALACHIANS AND ANATOLIAN TETHYSIDES
DILEK, Yildirim, Department of Geology & Environmental Earth Science, Miami University, Culler Hall, Spring Street, Oxford, Ohio, OH 45056 and FURNES, Harald, Department of Earth Science & Centre for Geobiology, University of Bergen, Allegaten 41, Bergen, 5007, Norway, dileky@miamioh.edu
75-3
2:10 PM
CORRELATING TERRANES AND THERMOTECTONIC HISTORIES OF CENTRAL VIRGINIA AND NORTHERN VIRGINIA AND MARYLAND, USA
BURTON, William C.1, KUNK, Michael J.2, BAILEY, Christopher M.3, MCALEER, Ryan J.2 and SPEARS, David B.4, (1)U.S. Geological Survey, MS 926A, National Center, Reston, VA 20192, (2)US Geological Survey, MS 926A, National Center, Reston, VA 20192, (3)Department of Geology, College of William & Mary, P.O. Box 8795, Williamsburg, VA 23187-8795, (4)Virginia DIvision of Geology and Mineral Resources, 900 Natural Resources Drive, Suite 500, Charlottesville, VA 22903, bburton@usgs.gov
75-4
2:25 PM
DISMEMBERED OPHIOLITES OF THE ASHE METAMORPHIC SUITE OF NW NORTH CAROLINA, USA
RAYMOND, Loren A., Professor Emeritus, Geology Department, Appalachian State University, Boone, NC 28608 and MERSCHAT, Arthur J., Eastern Geology and Paleoclimate Science Center, U. S. Geological Survey, MS 926A, Reston, VA 20192, raymondla@bellsouth.net
75-5
2:40 PM
THE DYNAMICS OF TACONIAN SUBDUCTION ZONE METAMORPHISM AND EXHUMATION: INSIGHTS FROM POLYMETAMORPHOSED MAFIC ROCKS IN THE VERMONT APPALACHIANS
HONSBERGER, Ian W., Department of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada, ianhons@gmail.com
75-6
2:55 PM
A SUBDUCTED OCEANIC SPREADING RIDGE MODEL FOR MID-PALEOZOIC EASTERN NEW ENGLAND AND SOUTHERN MARITIME CANADA
KUIPER, Yvette D., Department of Geology and Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, ykuiper@mines.edu
75-7
3:10 PM
CENOZOIC TECTONICS OF THE ALPINE-CARPATHIAN-MEDITERRANEAN SYSTEM: HOW MANY PLATES, HOW MANY SUBDUCTION ZONES?
KURZ, Walter, Institute for Earth Sciences, University of Graz, Heinrichstraße 26, Graz, 8010, Austria, FRITZ, Harald, Institute of Earth Sciences, University of Graz, Heinrichstrasse 26, Graz, A-8012, Austria and WOELFLER, Andreas, Institute of Geology, Universityof Hannover, Callinstrasse 30, Hannover, D-30167, Germany, walter.kurz@uni-graz.at
 
3:25 PM
Break
75-8
3:40 PM
PONTIDES - AN ACCRETIONARY OROGEN IN THE CIRCUM-MEDITERRANEAN REGION
OKAY, Aral, Eurasia Institute of Earth Sciences, Istanbul Technical University, Istanbul, 34469, Turkey, okay@itu.edu.tr
75-9
4:00 PM
COMPARATIVE ANALYSIS OF OLISTOSTROMES (SEDIMENTARY MÉLANGES) IN THE APENNINE AND APPALACHIAN OROGENIC BELTS AND THE PROCESSES OF THEIR FORMATION
FESTA, Andrea, Università di Torino, Dipartimento Scienze della Terra, Via Valperga Caluso 35, Torino, 10125, Italy, DILEK, Yildirim, Department of Geology & Environmental Earth Science, Miami University, Culler Hall, Spring Street, Oxford, Ohio, OH 45056, OGATA, Kei, Dipartimento di Fisica e Scienze della Terra ‘Macedonio Melloni’, Università degli Studi di Parma, Parma, I-43124, Italy and PINI, Gian Andrea, Dipartimento di Matematica e Geoscienze, Università di Trieste, Trieste, 34128, Italy, andrea.festa@unito.it
75-10
4:15 PM
SERPENTINITE MELANGES IN THE WESTERN ALPS METAOPHIOLITES AND THEIR SIGNIFICANCE IN DETECTING THE PRIMARY PHYSIOGRAPHY OF OCEANIC MANTLE-SEDIMENT INTERFACE
TARTAROTTI, Paola, Università di Milano, Dipartimento di Scienze della Terra, via Mangiagalli, 34, MILANO, 20133, Italy, FESTA, Andrea, Università di Torino, Dipartimento Scienze della Terra, Via Valperga Caluso 35, Torino, 10125, Italy, BENCIOLINI, Luca, Università di Udine, Dipartimento di Chimica, Fisica e Ambiente, sezione Georisorse e Territorio, via del Cotonificio 114, Udine, 33100, Italy and BALESTRO, Gianni, Università di Torino, Dipartimento di Scienze della Terra, via Valperga Caluso 35, Torino, 10125, Italy, paola.tartarotti@unimi.it
75-11
4:35 PM
REMNANTS OF A LATE JURASSIC DETACHMENT SHEAR ZONE IN THE MONVISO META-OPHIOLITE COMPLEX (WESTERN ALPS)
BALESTRO, Gianni, Università di Torino, Dipartimento di Scienze della Terra, via Valperga Caluso 35, Torino, 10125, Italy, FESTA, Andrea, Università di Torino, Dipartimento Scienze della Terra, Via Valperga Caluso 35, Torino, 10125, Italy, DILEK, Yildirim, Department of Geology & Environmental Earth Science, Miami University, Culler Hall, Spring Street, Oxford, Ohio, OH 45056 and TARTAROTTI, Paola, Università di Milano, Dipartimento di Scienze della Terra, via Mangiagalli, 34, MILANO, 20133, Italy, gianni.balestro@unito.it
75-12
4:50 PM
TETHYAN OCEAN-CONTINENT TRANSITION AND OCEANIC CORE COMPLEX OPHIOLITES OF CALABRIA AND BASILICATA, SOUTHERN ITALY
SHIMABUKURO, David H.1, BATTISTELLA, Claire1 and ALVAREZ, Walter2, (1)Department of Geology, California State University, Sacramento, CA 95819, (2)Department of Earth and Planetary Science, University of California, Berkeley, 307 McCone Hall, Berkeley, CA 94720-4767, dhs@csus.edu
75-13
5:05 PM
STRUCTURE OF THE YARLUNG-ZANGBO SUTURE ZONE (TIBET): NATURE & TIMING OF OCEANIC LITHOSPHERE FORMATION AND COLLISIONAL EVENTS IN EASTERN NEOTETHYS
XIE, Yanxue, Department of Geology and Env Earth Science, Miami University, Culler Hall, Spring Street, Oxford, OH 45056 and DILEK, Yildirim, Department of Geology & Environmental Earth Science, Miami University, Culler Hall, Spring Street, Oxford, Ohio, OH 45056, xiey2@miamioh.edu
 
5:20 PM
Discussion
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