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Southeastern Section - 57th Annual Meeting (10–11 April 2008)

Session No. 13
Thursday, 10 April 2008: 1:30 PM-5:35 PM

T2. Isotopic and Chemical Geochronology of Metamorphic Terranes in the Southern Appalachian Blue Ridge and Piedmont Environs: Implications for Tectonic Mapping and Modeling

 

Clayton W. Loehn and Robert J. Tracy, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1
1:35 PM
NORTH AMERICAN AND GLOBAL PATTERNS OF CONTINENTAL CRUSTAL GROWTH RECORDED BY DETRITAL ZIRCONS
VOICE, Peter J., KOWALEWSKI, Michal and ERIKSSON, Ken, Department of Geosciences, Virginia Tech, 4044 Derring Hall (0420), Blacksburg, VA 24061, voicep@vt.edu, voicep@vt.edu
2
1:55 PM
DETRITAL-ZIRCON GEOCHRONOLOGY OF ACADIAN FORELAND BASIN STRATA OF WEST VIRGINIA AND VIRGINIA
PARK, Hyunmee1, RICKENBAKER, Alan1, BACHMANN-KRUG, Denise2, BARBEAU, David L.2 and GEHRELS, George E.3, (1)Geological Sciences, University of South Carolina, 701 Sumter St, Columbia, SC 29208, (2)Geological Sciences, University of South Carolina, 701 Sumter Street, Columbia, SC 29208, (3)Arizona LaserChron Center, Department of Geosciences, University of Arizona, Tucson, AZ 85721, hpark@geol.sc.edu, hpark@geol.sc.edu
3
2:15 PM
SHRIMP U-PB AGES OF DETRITAL ZIRCONS FROM PARAGNEISS IN THE VIRGINIA BLUE RIDGE PROVIDE EVIDENCE FOR LATE MESOPROTEROZOIC-EARLY NEOPROTEROZOIC SEDIMENTATION
SOUTHWORTH, Scott1, ALEINIKOFF, John N.2, BURTON, William C.1 and BAILEY, Christopher3, (1)U.S. Geological Survey, 926A National Center, Reston, VA 20192, (2)U.S. Geological Survey, MS 963, DFC, Denver, CO 80225, (3)Department of Geology, College of William & Mary, P.O. Box 8795, Williamsburg, VA 23187-8795, Ssouthwo@usgs.gov, Ssouthwo@usgs.gov
4
2:35 PM
TIMING AND IMPLICATIONS FOR THE EMPLACEMENT OF THE PALEOZOIC VALE (CAT SQUARE) CHARNOCKITE AND WALKER TOP GRANITE, EASTERN INNER PIEDMONT, NORTH CAROLINA
BYARS, Heather1, MERSCHAT, Arthur1, HATCHER Jr, Robert D.1 and WOODEN, Joseph2, (1)Department of Earth & Planetary Sciences, Univ. of Tennessee, 306 Earth & Planetary Sciences Bldg, Knoxville, TN 37996-1410, (2)USGS-Stanford Ion Microprobe Facility, Green Building, Rm 89, 367 Panama Street, Stanford, CA 94305-2220, hbyars1@utk.edu, hbyars1@utk.edu
5
2:55 PM
TECTONIC IMPLICATIONS OF GEOLOGIC MAPPING IN THE WESTERN NEWTON WINDOW, INNER PIEDMONT, NC
GILLIAM, William G.1, BYARS, Heather E.2, HATCHER Jr, Robert D.3 and MERSCHAT, Arthur J.3, (1)Department of Earth and Planetary Sciences, Univ. of Tennessee, 306 Earth and Planetary Sciences Bldg, Knoxville, TN 37996-1410, (2)Earth and Planetary Sciences, Univ. of Tennessee, 306 Earth and Planetary Sciences Bldg, Knoxville, TN 37996-1410, (3)Department of Earth & Planetary Sciences, Univ. of Tennessee, 306 Earth & Planetary Sciences Bldg, Knoxville, TN 37996-1410, wgillia1@utk.edu, wgillia1@utk.edu
6
3:15 PM
VORTICITY, STRAIN SYMMETRY, AND MONAZITE GEOCHRONOLOGY OF THE BOWENS CREEK FAULT ZONE, NORTHEASTERN INNER PIEDMONT, SOUTHERN APPALACHIANS, VIRGINIA
HENIKA, William S.1, THIGPEN, J. Ryan2, PRINCE, Philip S.3, LOEHN, Clayton W.4, MCNEIL, Meaghan3, OHLSCHLAGER, Justin G.5 and LAW, Richard D.6, (1)Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061-0420, (2)Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, (3)Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061, (4)Geosciences, Virginia Tech, Blacksburg, VA 24061, (5)Geology, Portland State University, 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97201, (6)Department of Geosciences, Virginia Tech, Blacksburg, VA 24061, bhenika@vt.edu, bhenika@vt.edu
 
3:35 PM
Break
7
3:55 PM
MID-PALEOZOIC MAGMATISM IN THE EASTERN BLUE RIDGE AND INNER PIEDMONT: CONSTRAINTS FROM GEOCHEMISTRY AND GEOCHRONOLOGY
MAPES, Russell W., Department of Geological Sciences, Univ of North Carolina, CB# 3315, Chapel Hill, NC 27599, BREAM, Brendan R., Earth and Environmental Sciences, Vanderbilt Univ, VU Station B #351805, 2301 Vanderbilt Place, Nashville, TN 37235-1805 and MILLER, Calvin, Earth and Environmental Sciences, Vanderbilt University, VU Station B #351805, 2301 Vanderbilt Place, Nashville, TN 37235, mapes@email.unc.edu, mapes@email.unc.edu
8
4:15 PM
GEOCHRONOLOGY AND GEOCHEMISTRY OF BASEMENT ROCKS, DELLWOOD AREA, EASTERN GREAT SMOKY MOUNTAINS (NC)
ANDERSON, Eric D. and MOECHER, D.P., Earth & Env. Sciences, University of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053, eric.anderson@uky.edu, eric.anderson@uky.edu
9
4:35 PM
GEOLOGIC HISTORY OF CHESTER COUNTY, CAROLINA TERRANE, SOUTH CAROLINA
PRIVETT, Donald R., S.T.A.R. Environmental, 1 Circle Street, Great Falls, SC 29055, dprivett@truvista.net, dprivett@truvista.net
10
4:55 PM
FIELD RELATIONSHIPS AND GEOCHRONOLOGICAL DATA: IMPLICATIONS FOR 3-D MODEL RESULTS OF NEOPROTEROZOIC DEPOSITION AND THE PALEOZOIC STRUCTURAL EVOLUTION OF THE WESTERN BLUE RIDGE, SOUTHERN APPALACHIANS
THIGPEN, J. Ryan, Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, thigpe05@vt.edu, thigpe05@vt.edu
11
5:15 PM
DELIMITING THE SPATIAL EXTENT OF SUPERPOSED METAMORPHIC EVENTS OF THE BLUE RIDGE AND INNER PIEDMONT WITH SHRIMP U-PB AGES OF ZIRCON RIMS
MERSCHAT, Arthur J., Earth and Planetary Sciences, University of Tennessee, 306 Earth and Planetary Sciences Bldg, Knoxville, TN 37996-1410, BREAM, Brendan R., Earth and Environmental Sciences, Vanderbilt University, 117 Sta B, Nashville, TN 37235, HATCHER Jr, Robert D., Department of Earth & Planetary Sciences, Univ. of Tennessee, 306 Earth & Planetary Sciences Bldg, Knoxville, TN 37996-1410, MILLER, Calvin, Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235 and CARRIGAN, Charles W., Physical Sciences, Olivet Nazarene University, One University Avenue, Bourbonnais, IL 60914, arthurmerschat@hotmail.com, arthurmerschat@hotmail.com
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