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Northeastern Section - 42nd Annual Meeting (12–14 March 2007)

Session No. 3
Monday, 12 March 2007: 8:15 AM-12:00 PM

T1. From Rodinia to Pangea—The Lithotectonic Record of Plate Convergence in Eastern North America I

 

Richard P. Tollo and Paul Karabinos, Advocates
Paper #
Start Time
 
8:15 AM
Introductory Remarks
1
8:20 AM
THE APPALACHIANS: AN ACCRETIONARY AND COLLISIONAL OROGEN
HATCHER Jr, Robert D., Earth and Planetary Sciences and Science Aliance Center of Excellence, University of Tennessee-Knoxville, Knoxville, TN 37996-1410, bobmap@utk.edu, bobmap@utk.edu
2
8:40 AM
ND ISOTOPE EVIDENCE FOR THE CENTRAL METASEDIMENTARY BELT (GRENVILLE PROVINCE) AS A BACK-ARC RIFT ZONE
DICKIN, Alan and MCNUTT, Robert, School of Geography & Earth Sciences, McMaster University, Main St W, Hamilton, ON L8S 4M1, Canada, dickin@mcmaster.ca, dickin@mcmaster.ca
3
9:00 AM
DELINEATING THE GEOMETRY OF THE CENTRAL METASEDIMENTARY BELT BOUNDARY ZONE: ND ISOTOPE EVIDENCE OF A BACK-ARC RIFT ZONE
MORETTON, Katherine L. and DICKIN, Alan P., School of Geography and Earth Sciences, McMaster University, 1280 Main St. W, Hamilton, ON L8S 4M1, Canada, morettk@mcmaster.ca, morettk@mcmaster.ca
4
9:20 AM
ND ISOTOPE MAPPING OF LARGE SCALE FOLDING AND THRUSTING IN THE LAC DUMOINE AREA OF THE GRENVILLE PROVINCE, WESTERN QUEBEC
ZELEK, Mark J. and DICKIN, Alan P., School of Geography and Earth Sciences, McMaster University, 1280 Main St. W, Hamilton, ON L8S 4M1, Canada, zelekmj@mcmaster.ca, zelekmj@mcmaster.ca
5
9:40 AM
TECTONIC SIGNIFICANCE OF QUASI-CYLINDRICAL S/Z FOLDS IN HIGH-GRADE METAMORPHIC ROCKS OF THE WESTERN GRENVILLE PROVINCE AND THE SOUTHERN APPALACHIANS: A COMPARATIVE STRUCTURAL STUDY
SCHWERDTNER, Walfried Martin, Earth Sciences, University of Toronto, 22 Russell St, Toronto, ON M5S 3B1, Canada and LANDA, Daniel, Lassonde Mineral Engineering, University of Toronto, 170 College St, Toronto, ON M5S 3E3, Canada, fried.schwerdtner@utoronto.ca, fried.schwerdtner@utoronto.ca
 
10:00 AM
Break
6
10:15 AM
DECIPHERING THE SIGNIFICANCE OF COMPOSITIONAL TRENDS IN GRANITOIDS: INSIGHT FROM LATE-SYN TO POST-OROGENIC MESOPROTEROZOIC PLUTONIC ROCKS OF THE VIRGINIA BLUE RIDGE
TOLLO, Richard P. and KENTNER, Adrienne E., Geological Sciences Program, George Washington Univ, Washington, DC 20052, rtollo@gwu.edu, rtollo@gwu.edu
7
10:35 AM
SHRIMP U-PB GEOCHRONOLOGY OF ZIRCON AND MONAZITE FROM CA. 1.3 GA ARC-RELATED ROCKS, NEW JERSEY HIGHLANDS
ALEINIKOFF, John N., U.S. Geol. Survey, MS 963, Denver, CO 80225, VOLKERT, Richard A., New Jersey Geological Survey, P.O. Box 427, Trenton, NJ 08625 and FANNING, C. Mark, Research School of Earth Sciences, Australian National Univ, Canberra, ACT 0200, Australia, jaleinikoff@usgs.gov, jaleinikoff@usgs.gov
8
10:55 AM
1.3 GA CONTINENTAL-MARGIN MAGMATIC ARC AND BACK ARC IN THE NEW JERSEY HIGHLANDS AND IMPLICATIONS FOR THE ORIGIN OF ZINC + IRON DEPOSITS
VOLKERT, Richard, New Jersey Geological Survey, Trenton, NJ 08625 and ALEINIKOFF, John, U.S. Geol Survey, Denver, CO 80225, Rich.Volkert@dep.state.nj.us, Rich.Volkert@dep.state.nj.us
9
11:15 AM
SYNRIFT STRATIGRAPHY OF THE LAURENTIAN RIFTED MARGIN
RUSSELL, Neil E., Department of Earth and Environmental Sciences, University of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053 and THOMAS, William A., Department of Earth and Environmental Sciences, Univ of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053, nerussell23@yahoo.com, nerussell23@yahoo.com
10
11:35 AM
INTRACRUSTAL WEDGING AND EMPLACEMENT OF EXTERNAL BASEMENT MASSIFS IN THE NORTHERN APPALACHIANS
KARABINOS, Paul1, MORRIS, David J.1, GORDON, Ryan P.2 and PYLE, Joseph M.3, (1)Dept. Geosciences, Williams College, Williamstown, MA 01267, (2)Geosciences, Williams College, Williamstown, MA 01267, (3)Earth and Environmental Sciences, Rensselaer Polytechnic Institute, 110 8th St, Troy, NY 12180, pkarabin@williams.edu, pkarabin@williams.edu
 
11:55 AM
Discussion
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