Cordilleran Section - 108th Annual Meeting (29–31 March 2012)

Session No. 2

Thursday, 29 March 2012: 08:30-12:50

Juarez 3 (Hotel Misión Juriquilla)

S1. Amalgamation and Breakup of Pangea in the Americas I

IGCP 597 (Origin and Evolution of Pangea) and IGCP 574 (Bending and Bent Orogens, Continental Ribbons)

J. Brendan Murphy, Jarda Dostal and R. Damian Nance, Conveners

Paper #

Start Time

1

08:30

J. DUNCAN KEPPIE: AN APPRECIATION AND A CELEBRATION

MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada, DOSTAL, Jaroslav, Department of Geology, St. Mary's University, Halifax, NS B3H 3C3, Canada and NANCE, R. Damian, Department of Geological Sciences, Ohio University, Athens, OH 45701, bmurphy@stfx.ca, bmurphy@stfx.ca

2

08:50

PALEOZOIC TERRANES IN THE BASEMENT OF THE ANDES

RAMOS, Víctor A., Laboratorio de Tectónica Andina, CONICET - Universidad de Buenos Aires, Ciudad Universitaria. Pab.II, Buenos Aires, C1428EHA, Argentina, andes@gl.fcen.uba.ar, andes@gl.fcen.uba.ar

3

09:30

POTENTIAL GEODYNAMIC RELATIONSHIPS BETWEEN THE DEVELOPMENT OF PERIPHERAL OROGENS ALONG THE NORTHERN MARGIN OF GONDWANA AND THE AMALGAMATION OF WEST GONDWANA

NANCE, R. Damian, Department of Geological Sciences, Ohio University, Athens, OH 45701, MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada and PISAREVSKY, Sergei A., School of Earth and Environment (M004), University of Western Australia, 35 Stirling Highway, Crawley, WA 6009, Australia, nance@ohio.edu, nance@ohio.edu

4

09:50

PRESENCE OF EXOTIC LAURUSSIAN CRUSTAL BLOCKS WITHIN, AND SOUTH OF, THE RHEIC SUTURE ZONE IN SW IBERIA

BRAID, James A., Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada, QUESADA, Cecilio, Instituto Geológico y Minero de España, Ríos Rosas 23, Madrid, 28003, Spain, MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada and MORTENSEN, James K., Earth and Ocean Sciences, University of British Columbia, Vancouver, BC V6T 1Z4, Canada, c.quesada@igme.es, c.quesada@igme.es

5

10:10

THE GIL MARQUEZ PLUTON, SOUTHERN IBERIA: MAGMATISM DURING CONTINENTAL COLLISION AND THE AMALGAMATION OF PANGEA

GLADNEY, Evan R., Earth Sciences, Saint Francis Xavier University, Antigonish, NS B2G1K5, evan.r.gladney@gmail.com, evan.r.gladney@gmail.com

10:30

Break

6

10:50

TECTONIC SIGNIFICANCE OF A MAFIC MÉLANGE IN THE PANGEAN SUTURE ZONE, SW IBERIA

DAHN, Dustin R.L., Department of Earth Sciences, St Francis Xavier University, Antigonish, NS B2G 2W5, Canada, BRAID, James A., Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada and MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada, x2011rln@stfx.ca, x2011rln@stfx.ca

7

11:10

DETRITAL PROVENANCE OF THE GRENVILLIAN OAXACAN COMPLEX, SOUTHERN MEXICO: A ZIRCON PERSPECTIVE

SOLARI, Luigi¹, ORTEGA-GUTIÉRREZ, Fernando², ELIAS HERRERA, Mariano², ORTEGA-OBREGÓN, Carlos¹, MACÍAS ROMO, Consuelo² and REYES SALAS, Margarita², (1)Universidad Nacional Autónoma de México, Centro de Geociencias, Campus Juriquilla, Santiago de Querétaro, 76001, Mexico, (2)Instituto de Geología, Universidad Nacional Autónoma de México, Ciudad Universitaria, Mexico D.F, 04510, Mexico, solari@servidor.unam.mx, solari@servidor.unam.mx

8

11:30

HIGH PRESSURE KLIPPE ON THE ACTIVE WESTERN MARGEN OF PANGEA DURING INITIAL STAGES OF ITS AMALGAMATION

GALAZ-ESCANILLA, Gonzalo, Departamento Geología Regional, Instituto de Geología, Universidad Nacional Autónoma de México, Ciudad Universitaria, México D.F, 04510, Mexico, KEPPIE, J. Duncan, Departamento de Geología Regional, Instituto de Geología, Universidad Nacional Autónoma de México, México, DF 04510, Mexico, MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada, LEE, James K.W., Department of Geological Sciences and Geological Engineering, Queen's University, Bruce Wing 325, Miller Hall, Kingston, K7L 3N6, Canada and ORTEGA-RIVERA, Amabel, Estación Regional del Noroeste, Instituto de Geología, Universidad Nacional Autónoma de México, L.D. Colosio y Madrid S/N, Campus UNISON, Hermosillo, 83000, Mexico, ggalaz@ing.uchile.cl, ggalaz@ing.uchile.cl

9

11:50

GEOCHEMICAL, GEOCHRONOLOGICAL AND STRUCTURAL CONNECTIONS BETWEEN THE WESTERN AND CENTRAL HIGH PRESSURE BELTS IN ACATLÁN COMPLEX, SOUTHERN MÉXICO: ONE CYCLE OF METAMORPHIC PETROGENESIS AND EMPLACEMENT DURING LATE DEVONIAN-MISSISSIPPIAN SUBDUCTION-EXTRUSION ON THE WESTERN MARGIN OF PANGEA

RAMOS-ARIAS, Mario, Geología Regional, Instituto de Geología, UNAM, Ciudad Universitaria, Coyoacan, México D.F, Mexico, 04510, ORTEGA-OBREGÓN, Carlos, Universidad Nacional Autónoma de México, Centro de Geociencias, Campus Juriquilla, Santiago de Querétaro, 76001, Mexico and KEPPIE, J. Duncan, Departamento de Geología Regional, Instituto de Geología, Universidad Nacional Autónoma de México, México, DF 04510, Mexico, alfredogeo@yahoo.com.mx, alfredogeo@yahoo.com.mx

10

12:10

PERMO-CARBONIFEROUS DEFORMATIONAL EVENTS IN THE XAYACATLÁN TYPE AREA, SOUTHERN MEXICO ASSOCIATED WITH MISSISSIPPIAN EXTRUSION AND MIDDLE PERMIAN TRANSTENSIONAL ARC DEVELOPMENT ON THE WESTERN MARGIN OF PANGEA

MORALES-GÁMEZ, Miguel, Departamento de Geociencias, Instituto Tecnológico Superior de Tacambaro, Av. Tecnologico Zona El Gigante, Tacambaro, 61650, Mexico, KEPPIE, J. Duncan, Departamento de Geología Regional, Instituto de Geología, Universidad Nacional Autónoma de México, México, DF 04510, Mexico, DOSTAL, Jaroslav, Department of Geology, St. Mary's University, Halifax, NS B3H 3C3, Canada, LEE, James K.W., Department of Geological Sciences and Geological Engineering, Queen's University, Bruce Wing 325, Miller Hall, Kingston, K7L 3N6, Canada and ORTEGA-RIVERA, Amabel, Estación Regional del Noroeste, Instituto de Geología, Universidad Nacional Autónoma de México, L.D. Colosio y Madrid S/N, Campus UNISON, Hermosillo, 83000, Mexico, mglmsgz@gmail.com, mglmsgz@gmail.com

11

12:30

EMPLACEMENT OF THE LATE CARBONIFEROUS–PERMIAN ARC-RELATED TOTOLTEPEC PLUTON, ACATLÁN COMPLEX, SOUTHERN MEXICO: SYNTECTONIC INTRUSION ALONG A MID-CRUSTAL TRANSPRESSIONAL SHEAR ZONE

KIRSCH, Moritz, Universidad Nacional Autónoma de México, Centro de Geociencias, Campus Juriquilla, Santiago de Querétaro, 76001, Mexico, KEPPIE, J. Duncan, Departamento de Geología Regional, Instituto de Geología, Universidad Nacional Autónoma de México, México, DF 04510, Mexico, MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada and LEE, James K.W., Department of Geological Sciences and Geological Engineering, Queen's University, Bruce Wing 325, Miller Hall, Kingston, ON K7L 3N6, Canada, moritz@geociencias.unam.mx, moritz@geociencias.unam.mx

See more of: Symposia Sessions

<< Previous Session | Next Session >>