GSA Annual Meeting, November 5-8, 2001

Session No. 86
Tuesday, 6 November 2001: 1:30 PM-5:30 PM

T1. Arc Terranes in the Appalachians and Caledonides and their Role in Paleozoic Orogenesis I

 

Paul Karabinos, James P. Hibbard and Anke M. Friedrich, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
0
1:45 PM
ARC MAGMATISM IN THE APPALACHIANS-CALEDONIAN OROGEN
VAN STAAL, Cees R., Geol Survey of Canada, 615 Booth Street, Ottawa, ON K1A 0E8, Canada and MACNIOCAILL, Conall, Department of Earth Sciences, University of Oxford, Parks Road, Oxford, OX1 3PR, United Kingdom, cvanstaa@nrcan.gc.ca, cvanstaa@nrcan.gc.ca
0
2:00 PM
ORDOVICIAN/SILURIAN EVOLUTION OF THE LAURENTIAN MARGIN
DEWEY, John F. and MANGE, Maria A., Geology, Univ of California, Davis, One Shields Avenue, Davis, CA 95616, dewey@geology.ucdavis.edu, dewey@geology.ucdavis.edu
0
2:15 PM
ORDOVICIAN MAGMATISM AND DEFORMATION IN THE UPPERMOST ALLOCHTHON, CENTRAL NORWAY: AN ORPHAN OF THE TACONIC OROGENY?
YOSHINOBU, Aaron S.1, BARNES, Calvin G.1, NORDGULEN, Ø.2, DUMOND, Greg1 and FANNING, M.3, (1)Geosciences, Texas Tech Univ, 222 Science Building, Lubbock, TX 79409-1053, (2)Norwegian Geol Survey, Trondheim, N-7002, Norway, (3)Australia National Univ, Australia, aaron.yoshinobu@ttu.edu, aaron.yoshinobu@ttu.edu
0
2:30 PM
MAGMATISM DURING ARC-CONTINENT COLLISION IN TAIWAN AND SOUTH MAYO: IMPLICATIONS FOR THE ORIGIN OF THE CONTINENTAL CRUST
CLIFT, Peter1, DRAUT, Amy1, SCHOUTEN, Hans1 and HANNIGAN, Robyn2, (1)Department of Geology and Geophysics, Woods Hole Oceanographic Institution, Woods Hole, MA 02543, (2)Department of Chemistry and Program for Environmental Sciences, Arkansas State University, PO Box 419, State University, AR 72467, pclift@whoi.edu, pclift@whoi.edu
0
2:45 PM
IAPETAN ARC TERRANES OF THE NEWFOUNDLAND APPALACHIANS
DUNNING, Greg R., Memorial Univ Newfoundland, Dept Earth Science, St Johns's, NF A1B 3X5, Canada, Greg.Dunning@esd.mun.ca, Greg.Dunning@esd.mun.ca
0
3:00 PM
MID ORDOVICIAN METAMORPHISM IN THE GANDER ZONE (CENTRAL NEWFOUNDLAND, CANADA): BACK-ARC RELATED CRUSTAL ANATEXIS?
VALVERDE-VAQUERO, Pablo, Continental Geoscience Division, Geol Survey of Canada, 615 Booth St, Ottawa, ON K1A 0E9, Canada and VAN STAAL, Cees R., Geol Survey of Canada, 615 Booth Street, Ottawa, ON K1A 0E8, Canada, pvalverd@NRCan.gc.ca, pvalverd@NRCan.gc.ca
0
3:15 PM
A MIDDLE ORDOVICIAN GIGANTIC ERUPTION AND ITS PALAEOGEOGRAPHIC IMPLICATIONS
ROGERS, Neil, Geological Survey of Canada, NRCAN, 483-601 Booth Street, Ottawa, ON K1A 0E8, Canada and VAN STAAL, Cees, Geological Survey of Canada, NRCAN, 614-615 Booth Street, Ottawa, ON K1A 0E8, Canada, nrogers@nrcan.gc.ca, nrogers@nrcan.gc.ca
0
3:30 PM
GEOLOGY OF THE TALLY POND GROUP: A MIDDLE CAMBRIAN ISLAND-ARC SEQUENCE IN THE EXPLOITS SUBZONE, NEWFOUNDLAND APPALACHIANS
POLLOCK, J. C., Geological Survey of Newfoundland, P.O. Box 8700, St. John's, NF A1B 4J6, Canada, WILTON, D.H.C., Department of Earth Sciences, Memorial Univ of Newfoundland, St. John's, NF A1B 3X5, Canada and VAN STAAL, C. R., Geol Survey of Canada, 601 Booth St, Ottawa, ON K1A 0E8, Canada, jpollock@mun.ca, jpollock@mun.ca
 
3:45 PM
Break
0
4:00 PM
APPALACHIAN-CALEDONIAN ARC TERRANES: WHAT WAS WHERE AND WHEN?
MAC NIOCAILL, Conall, Univ Oxford, Parks Rd, Oxford, OX1 3PR, United Kingdom, VAN DER VOO, Rob, Dept. Geological Sciences, Univ of Michigan, 2534 C.C. Little Building, Ann Arbor, MI 48109-1063, VAN DER PLUIJM, Ben, Geological Sciences, Univ of Michigan, 2534 CC Little Building, Ann Arbor, MI 48109-1063 and VAN STAAL, Cees, Geological Survey of Canada, NRCAN, 614-615 Booth Street, Ottawa, ON K1A 0E8, Canada, conallm@earth.ox.ac.uk, conallm@earth.ox.ac.uk
0
4:15 PM
PALEOMAGNETIC CONSTRAINTS ON AVALONIA-GONDWANA-LAURENTIA CONFIGURATIONS FOR THE NEOPROTEROZOIC
MURPHY, J. Brendan, Geology, St. Francis Xavier Univ, P.O. Box 5000, Antigonish, NS B2G 2W5, Canada, PISAREVSKY, Sergei, Tectonics Special Research Centre, Geology and Geophysics, Univ of Western Australia, Nedlands, 45701, Australia, KEPPIE, J. Duncan, Inst. de Geologia, UNAM, Ciudad Universitaria, Mexico DF, 04510, Mexico and NANCE, R. Damian, Geological Sciences, Ohio Univ, Athens, OH 45701, bmurphy@stfx.ca, bmurphy@stfx.ca
0
4:30 PM
PALEOZOIC ARC AND DEFORMATION ZONE DISTRIBUTION AROUND EASTERN AVALONIA AND ITS TECTONIC SIGNIFICANCE
WINCHESTER, John A., School of Earth Sciences & Geography, Keele Univ, Staffordshire, ST5 5BG, England, j.a.winchester@esci.keele.ac.uk, j.a.winchester@esci.keele.ac.uk
0
4:45 PM
TECTONOTHERMAL EVOLUTION OF THE CADOMIAN ARC, NORTHWEST EUROPE - CONSTRAINTS FROM U-PB ZIRCON ANALYSES AND COMPARISONS TO AVALONIA
D'LEMOS, Richard, Earth & Environmental Sciences, Oxford Brookes Univ, Headington, Oxford, OX3 0BP, United Kingdom, SAMSON, Scott, Department of Earth Sciences, Syracuse University, 310 Heroy Geology Laboratory, Syracuse University, Syracuse, NY 13244, NAGY, Elizabeth, Department of Earth Sciences, Syracuse Univ, Syracuse, NY 13244 and MILLER, Brent, Dept. of Geological Sciences, Univ of North Carolina, CB# 3315 Mitchell Hall, Chapel Hill, NC 27599, rsd'lemos@brookes.ac.uk, rsd'lemos@brookes.ac.uk
0
5:00 PM
PTTD EVOLUTION OF THE BASEMENT TO A CADOMIAN ARC, LA HAGUE, NW FRANCE
INGLIS, Jez, Earth Sciences, Syracuse Univ, Syracuse, NY NY 13244, D'LEMOS, Richard, Earth & Environmental Sciences, Oxford Brookes Univ, Headington, Oxford, OX3 0BP, United Kingdom and SAMSON, Scott, Department of Earth Sciences, Syracuse University, 310 Heroy Geology Laboratory, Syracuse University, Syracuse, NY 13244, jezinglis@hotmail.com, jezinglis@hotmail.com
 
5:15 PM
Discussion
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