13 Time Slices Across the Appalachians: Role of the Rheic Ocean in the Development of the Appalachian Orogen

Monday, 20 March 2006
1:00 PM - 4:00 PM

Presentations

• 1:05 PM
  ORIGIN OF THE RHEIC OCEAN: RIFTING ALONG A NEOPROTEROZOIC SUTURE?
  J. Brendan Murphy, St. Francis Xavier University, Antigonish, NS and Gabriel Gutierrez-Alonso, Universidad de Salamanca, Salamanca, N/A and R. Damian Nance, Ohio Univ, Athens, OH and Javier Fernandez-Suarez, Universidad Complutense, Madrid, N/A and J. Duncan Keppie, Universidad Nacional Autónoma de México, México DF, N/A and Cecilio Quesada, Instituto Geológico y Minero de España, Madrid, N/A and Rob A. Strachan, University of Portsmouth, Portsmouth, N/A and Jarda Dostal, St. Mary's Univ, Halifax, NS
  99565 (THEME SESSIONS)
• 1:25 PM
  BIRTH OF THE RHEIC OCEAN, A 2-STAGE PROCESS ON THE SOUTHERN (MEXICAN) MARGIN
  John Duncan Keppie, Universidad Nacional Autonoma de Mexico, Mexico, N/A and R. Damian Nance, Ohio Univ, Athens, OH and James Brendan Murphy, St. F.X. Univ, Antigonish, NS and Jarda Dostal, St. Mary's Univ, Halifax, NS and Brent V. Miller, Texas A & M, College Station, TX
  100191 (THEME SESSIONS)
• 1:45 PM
  LOWER PALEOZOIC OF NORTHWEST GONDWANA—TERMINAL CAMBRIAN AND LOWEST ORDOVICIAN TIÑU FORMATION IN SOUTHERN MEXICO
  Ed Landing, N.Y.S. Museum, Albany, NY and J. Duncan Keppie, Universidad Nacional Autónoma de México, México DF, N/A and Stephen R. Westrop, Univ of Oklahoma, Norman, OK
  100146 (THEME SESSIONS)
• 2:05 PM
  THE ACATLÁN COMPLEX, SOUTHERN MEXICO: RECORD OF THE ASSEMBLY, DURATION AND BREAKUP OF PANGEA
  R. Damian Nance, Ohio Univ, Athens, OH and Brent V. Miller, Texas A&M Univ, College Station, TX and J. Duncan Keppie, Universidad Nacional Autónoma de México, México DF, N/A and J. Brendan Murphy, St. Francis Xavier University, Antigonish, NS and Jaroslav Dostal, Saint Mary's Univ, Halifax, NS
  99877 (THEME SESSIONS)
• 2:25 PM
  ZIRCON RECYCLING FROM THE GONDWANAN MARGIN OF THE RHEIC OCEAN: THE ROLE OF MEGACRYSTIC GRANITOIDS OF THE ACATLÁN COMPLEX, SOUTHERN MEXICO
  Brent Miller, Univ of North Carolina, Chapel Hill, NC and R. Damian Nance, Ohio Univ, Athens, OH and J. Brendan Murphy, St. Francis Xavier University, Antigonish, NS and J. Duncan Keppie, Universidad Nacional Autónoma de México, México DF, N/A and Jarda Dostal, St. Mary's Univ, Halifax, NS
  100297 (THEME SESSIONS)
• 3:00 PM
  TECTONOMAGMATIC AND PALEOZOIC EVOLUTION OF PLUTONIC ROCKS IN THE NORTHERN ACATLÁN COMPLEX, LA NORIA AREA, SOUTHERN MEXICO
  Hector R. Hinojosa-Prieto, Ohio University, Athens, OH and R. Damian Nance, Ohio Univ, Athens, OH and J. Duncan Keppie, Universidad Nacional Autónoma de México, México DF, N/A and Jaroslav V. Dostal, St. Mary’s University, Halifax, NS and Brent V. Miller, Texas A & M, College Station, TX and J. Murphy, Antigonish, NS
  100750 (THEME SESSIONS)
• 3:20 PM
  STRUCTURAL ANALYSIS OF MORB PILLOW BASALTS AND CLASTIC ROCKS OF THE SOUTHWESTERN COSOLTEPEC FORMATION, ACATLÁN COMPLEX, SOUTHERN MEXICO: A REMNANT OF THE RHEIC OCEAN
  Kathryn R. Grodzicki, Ohio University, Athens, OH and R. Damian Nance, Ohio Univ, Athens, OH and John Duncan Keppie, Universidad Nacional Autonoma de Mexico, Mexico, N/A and Jaroslav Dostal, Saint Mary's Univ, Halifax, NS and J. Murphy, Antigonish, NS
  100691 (THEME SESSIONS)
• 3:40 PM
  DEVONO-CARBONIFEROUS AND PERMIAN TECTONOTHERMAL EVENTS IN THE NORTHERN ACATLÁN COMPLEX, SOUTHERN MEXICO: A RECORD OF CLOSURE OF THE RHEIC OCEAN FOLLOWED BY CONVERGENCE ON THE PACIFIC MARGIN OF PANGEA
  Brent Barley, Ohio University, Athens, OH and J. Duncan Keppie, Universidad Nacional Autónoma de México, México DF, N/A and R. Damian Nance, Ohio Univ, Athens, OH
  100496 (THEME SESSIONS)