29 Tectonics (Posters)

Presentations

• 1:00 PM
  FELSIC MAGMATISM IN FLOOD BASALT PROVINCES: A STUDY OF THE SOUTH MOUNTAIN (CATOCTIN) HIGH SILICA RHYOLITES
  Arijit Mitra, Virginia Tech, Blacksburg, VA and A.K. Sinha, Virginia Tech, Blacksburg, VA
  69961 (Technical Sessions)
• 1:00 PM
  THE MAGMATIC RECORD OF THE TACONIC OROGENIC CYCLE: EVIDENCE FROM ION PROBE U/PB AGES OF ZIRCONS FROM THE CENTRAL APPALACHIAN OROGEN
  A.K. Sinha, Virginia Tech, Blacksburg, VA
  69973 (Technical Sessions)
• 1:00 PM
  TEMPORAL AND SPATIAL DISTRIBUTION OF CRYOGENIAN AGE IGNEOUS ROCKS IN THE CENTRAL APPALACHIAN OROGEN: A SINGLE HOT SPOT INDUCED MAGMATISM?
  Maria Fokin, Arlington, VA and A.K. Sinha, Virginia Tech, Blacksburg, VA
  69979 (Technical Sessions)
• 1:00 PM
  LATE MESOZOIC EXHUMATION OF THE NORTHERN APPALACHIAN OROGEN: INFORMATION FROM APATITE FISSION TRACK AGES
  Mary K. Roden-Tice, Plattsburgh State Univ, Plattsburgh, NY and David P. West, Middlebury College, Middlebury, VT and Robert P. Wintsch, Indiana Univ, Bloomington, IN and Jaime K. Potter, Plattsburgh State Univ, Plattsburgh, NY and Jenny L. Winch, Plattsburgh State Univ, Plattsburgh, NY
  70044 (Technical Sessions)
• 1:00 PM
  EXTENSIONAL TECTONICS IN COLLISIONAL OROGENS: A CASE STUDY OF EARLY SILURIAN EXTENSION IN THE CENTRAL APPALACHIANS ASSOCIATED WITH THE TACONIC OROGENY
  Jon Trujillo, Virginia Tech, Blacksburg, VA and A.K. Sinha, Virginia Tech, Blacksburg, VA
  70356 (Technical Sessions)
• 1:00 PM
  THE NATURE OF THE SETTERS FORMATION IN THE PENNSYLVANIA PIEDMONT
  Gale C. Blackmer, Bureau of Topographic and Geologic Survey, Middletown, PA and LeeAnn Srogi, West Chester Univ, West Chester, PA
  70447 (Technical Sessions)
• 1:00 PM
  ALLEGHANIAN OVERPRINT IN THE MERRIMACK TERRANE, EASTERN MASSACHUSETTS: TEXTURAL, MINERALOGICAL, AND 40AR/39AR ISOTOPIC EVIDENCE
  M.B. Attenoukon, Indiana Univ, Bloomington, IN and M.J. Kunk, U. S. Geol Survey, Denver, CO and R.P. Wintsch, Indiana Univ, Bloomington, IN
  70594 (Technical Sessions)
• 1:00 PM
  U-PB ZIRCON AGES FROM THE INNER PIEDMONT TERRANE: IMPLICATIONS FOR A LAURENTIAN ORIGIN
  Ann L. Heatherington, Univ of Florida, Gainesville, FL and Paul A. Mueller, Univ of Florida, Gainesville, FL
  70655 (Technical Sessions)
• 1:00 PM
  UPLIFT AND EXHUMATION OF THE CORDILLERA HUAYHUASH, NORTHERN PERU, BASED ON U+TH/HE AND FISSION-TRACK DATING OF ZIRCON
  Lydia J. Walker, Union College, Schenectady, NY and John I. Garver, Union College, Schenectady, NY
  70753 (Technical Sessions)
• 1:00 PM
  DEPOSITIONAL RESPONSE OF ORDOVICIAN FORELAND BASIN TURBIDITES TO BATHYMETRY IN THE FRONTAL THRUST OF THE TACONIC THRUST WEDGE
  Larissa N. Powers, Union College, Schenectady, NY and John I. Garver, Union College, Schenectady, NY
  70809 (Technical Sessions)
• 1:00 PM
  CONSTRAINTS IN THE THERMAL HISTORY OF THE POTOMAC AND WESTMINSTER TERRANES IN MARYLAND, VIRGINIA, AND WASHINGTON D.C.: EXTRACTION OF USEFUL AGES FROM COMPLEX 40AR/39AR AGE SPECTRA
  M.J. Kunk, U. S. Geol Survey, Denver, CO and R.P. Wintsch, Indiana Univ, Bloomington, IN and C.S. Southworth, U.S. Geol Survey, Reston, VA and B.K. Mulvey, Indiana Univ, Bloomington, IN and C.W. Naeser, U.S. Geol Survey, Reston, VA and N.D. Naeser, U.S. Geol Survey, Reston, VA
  70871 (Technical Sessions)
• 1:00 PM
  40AR/39AR CONSTRAINTS ON THE AGE OF FABRIC DEVELOPMENT IN THE WESTMINSTER TERRANE, NORTH-CENTRAL MARYLAND
  B.K. Mulvey, Indiana Univ, Bloomington, IN and M.J. Kunk, U. S. Geol Survey, Denver, CO and C.S. Southworth, U.S. Geol Survey, Reston, VA and R.P. Wintsch, Indiana Univ, Bloomington, IN
  70897 (Technical Sessions)