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2006 Philadelphia Annual Meeting (22–25 October 2006)

Session No. 139
Tuesday, 24 October 2006: 8:00 AM-12:00 PM

T119. Crustal Melt Flow in Orogenic Belts: Integrated Field, Microstructural, Geochemical and Geochronological Analysis of Migmatites and Associated Granites

Mineralogical Society of America

 

Paul B. Tomascak and Gary S. Solar, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
1
8:05 AM
CRUSTAL MELT FLOW IN LARGE HOT OROGENS
BROWN, Michael, Laboratory for Crustal Petrology, Department of Geology, University of Maryland, College Park, MD 20742, mbrown@geol.umd.edu, mbrown@geol.umd.edu
2
8:25 AM
TIMESCALES OF MIGMATIZATION, MELT CRYSTALLIZATION, AND COOLING IN CORDILLERAN GNEISS DOMES
GORDON, S.M., WHITNEY, D.L. and TEYSSIER, C., Department of Geology & Geophysics, University of Minnesota, 310 Pillsbury Dr SE, Minneapolis, MN 55455, gordo204@umn.edu, gordo204@umn.edu
3
8:40 AM
FABRIC HOMOGENEITY OF MIGMATITES REVEALED BY ANISOTROPY OF MAGNETIC SUSCEPTIBILITY: IMPLICATIONS FOR FLOW IN A PARTIALLY MOLTEN CRUST
FERRE, Eric C., Department of Geology, Southern Illinois Univ at Carbondale, MC 4324, Carbondale, IL 62901, KRUCKENBERG, Seth C., Department of Geoscience, Univ of Wisconsin-Madison, Madison, WI 53706, TEYSSIER, Christian, Geology and Geophysics, Univ of Minnesota, Minneapolis, MN 55455 and GEBELIN, Aude, AREVA NC, COGEMA, BP 11858, Niamey, 99999, Niger, eferre@geo.siu.edu, eferre@geo.siu.edu
4
8:55 AM
PALEOCENE-EOCENE MIGMATITE CRYSTALLIZATION, EXTENSION, AND EXHUMATION IN THE HINTERLAND OF THE NORTHERN CORDILLERA: OKANOGAN DOME, WASHINGTON
KRUCKENBERG, Seth C.1, FANNING, Mark2, DUNLAP, W. James2, WHITNEY, Donna L.3 and TEYSSIER, Christian3, (1)Department of Geoscience, Univ of Wisconsin-Madison, Madison, WI 53706, (2)Research School of Earth Sciences, Australian National University, Canberra, ACT 0200, Australia, (3)Department of Geology and Geophysics, Univ of Minnesota, Minneapolis, MN 55455, seth@geology.wisc.edu, seth@geology.wisc.edu
5
9:10 AM
STRUCTURAL CONTROLS ON MELT TRANSPORT PATHS AND DURATION OF DEFORMATION-INDUCED MELT MIGRATION, FOSDICK MOUNTAINS, ANTARCTICA
SIDDOWAY, Christine S.1, MCFADDEN, Rory2, TEYSSIER, Christian3, KRUCKENBERG, Seth2 and HAYWOOD, Jenny C.4, (1)Geology Department, Colorado College, 14 E. Cache La Poudre St, Colorado Springs, CO 80903, (2)Geology & Geophysics, Univ of Minnesota, Minneapolis, MN 55455, (3)Department of Geology and Geophysics, Univ of Minnesota, Minneapolis, MN 55455, (4)Dept of Geology, Colorado College, Colorado Springs, CO 80903, teyssier@umn.edu, teyssier@umn.edu
6
9:30 AM
RAPID EXTRUSION AND PERVASIVE HORIZONTAL FABRIC: A CASE FOR LATERAL OVERTURNING OF DEEP CRUSTAL MIGMATITES, NE BOHEMIAN MASSIF
SCHNEIDER, D.A.1, HOLM, D.K.2 and PRESSLER, R.E.1, (1)Geological Sciences, Ohio Univ, Athens, OH 45701, (2)Geology, Kent State Univ, Kent, OH 44242, schneidd@ohio.edu, schneidd@ohio.edu
7
9:45 AM
IN SITU GRANITOID GENESIS AND DEHYDRATION IN THE ADIRONDACKS
LANCASTER, P.J.1, FU, B.1, PAGE, F.Z.1, KITA, N.T.1, BICKFORD, M.E.2, HILL, B.2, MCLELLAND, J.M.3 and VALLEY, J.W.1, (1)Geology and Geophysics, UW-Madison, 1215 W. Dayton St, Madison, WI 53706, (2)Department of Earth Sciences, Syracuse University, Heroy Geology Laboratory, Syracuse, NY 13244-1070, (3)Dept. of Geosciences, Skidmore College, Saratoga Springs, NY 12866, plancast@geology.wisc.edu, plancast@geology.wisc.edu
 
10:00 AM
Break
8
10:15 AM
MELTING AND FLOW OF LOWERMOST CONTINENTAL CRUST, EAST LAKE ATHABASCA AREA, SASKATCHEWAN
WILLIAMS, Michael L.1, DUMOND, Gregory2, GONCALVES, Philippe3, MAHAN, Kevin4, FLOWERS, Rebecca4 and BOWRING, S.a.5, (1)Department of Geosciences, Univ of Massachusetts, 611 North Pleasant Street, Amherst, MA 01003-5820, (2)Geosciences, Univ of Massachusetts, 611 N. Pleasant St, Amherst, MA 01003, (3)Département des Géosciences, Université de Franche-Comté, 16 route de Gray, Besançon, 25030, France, (4)Division of Geological & Planetary Sciences, California Institute of Technology, Mail Stop 100-23, Pasadena, CA 91125, (5)Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, mlw@geo.umass.edu, mlw@geo.umass.edu
9
10:35 AM
GEOCHEMISTRY OF UNDEFORMED GRANITES OF THE SEBAGO MIGMATITE DOMAIN, SOUTHERN MAINE
CIRMO, Ashley C., Earth Sciences, SUNY-Oswego, Oswego, NY 13126, TOMASCAK, Paul B., Department of Earth Sciences, SUNY - Oswego, Oswego, NY 13126 and SOLAR, Gary S., Department of Earth Sciences, SUNY College at Buffalo, 1300 Elmwood Avenue, Buffalo, NY 14222, cirmo@oswego.edu, cirmo@oswego.edu
10
10:50 AM
MONAZITE THERMOCHRONOMETRY IN MIGMATITES FROM NORTH-CENTRAL NEW MEXICO: CONTACT METAMORPHISM OR A REGIONAL MID-CRUSTAL MELT-RICH LAYER?
DANIEL, Christopher G.1, PYLE, Joseph M.2 and HEUER, R. Daniel1, (1)Department of Geology, Bucknell University, O'Leary Center, Lewisburg, PA 17837, (2)Earth and Environmental Sciences, Rensselaer Polytechnic Institute, 110 8th St, 110 8th Street, Troy, NY 12180, cdaniel@bucknell.edu, cdaniel@bucknell.edu
11
11:10 AM
EVIDENCE FOR MONAZITE GROWTH AT ~1.6 GA AND ~1.4 GA IN PROTEROZOIC MIGMATITES OF THE SANTA FE RANGE, NORTH-CENTRAL NEW MEXICO
HEUER, R. Daniel1, DANIEL, Christopher G.1 and PYLE, Joseph M.2, (1)Department of Geology, Bucknell University, O'Leary Center, Lewisburg, PA 17837, (2)Earth and Environmental Sciences, Rensselaer Polytechnic Institute, 110 8th St, Troy, NY 12180, rheuer@bucknell.edu, rheuer@bucknell.edu
12
11:25 AM
STRUCTURE AND MAGMATISM INSIDE THE ANTANANARIVO BLOCK (MADAGASCAR): STAGES OF THE EAST AFRICAN OROGEN
MADISON RAZANATSEHENO, Marie Olga1, RAKOTONDRAZAFY, A.F. Michel2, NÉDELEC, Anne3 and RALISON, Bruno André Noel2, (1)Département des Sciences de la Terre, Université d'Antananarvio, BP 906, Antananarivo, 101, Madagascar, (2)Département des Sciences de la Terre, Université d'Antananarivo, BP 906, Antananarivo, 101, Madagascar, (3)UMR 5563 - LMTG, Université Paul Sabatier, 14 Avenue Edouard Belin, Toulouse, 31 400, France, hibonitemada@yahoo.fr, hibonitemada@yahoo.fr
13
11:40 AM
THE BURNTSIDE LAKE AND SHAGAWA / KNIFE LAKE SHEAR ZONES: DEFORMATION KINEMATICS, GEOCHEMISTRY AND GEOCHRONOLGOY; WAWA SUBPROVINCE, ONTARIO, CANADA
WOLF, David E.1, DAILEY, Joshua B.2, VERVOORT, Jeffrey D.3 and WATKINSON, Anthony J.3, (1)Earth and Atmospheric Sciences, Cornell University, Snee Hall, Cornell University, Ithaca, NY 14853-1504, (2)Dept of Geology, Central Washington University, Ellensburg, WA 98926, (3)Dept of Geology, Washington State University, Pullman, WA 99163, dew36@cornell.edu, dew36@cornell.edu
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