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2003 Seattle Annual Meeting (November 2–5, 2003)

Session No. 229
Wednesday, 5 November 2003: 8:00 AM-12:00 PM

T139. Granites at Convergent Margins: Physical and Chemical Constraints on Processes and Petrogenesis (Posters)

Mineralogical Society of America

Authors will be present from .

 

Paper #
Booth #
1
160
PETROTECTONIC EVOLUTION OF PALEOPROTEROZOIC GRANITIC ROCKS ACROSS THE 1.8 GA CENTRAL PENOKEAN OROGEN, NORTHERN MI & WI
PIERCEY, Patricia1, SCHNEIDER, D.A.1 and HOLM, D.K.2, (1)Geological Sciences, Ohio Univ, Clippinger Labs 316, Athens, OH 45701, (2)Geology, Kent State Univ, Kent, OH 44242, pp159000@ohio.edu, pp159000@ohio.edu
2
161
CONTRASTING STYLES OF VARISCAN GRANITIC PLUTONISM, CENTRAL BULGARIA: A ZIRCON U-PB GEOCHRONOLOGIC STUDY
CARRIGAN, Charles W., Dept. of Geological Sciences, Univ of Michigan, 2534 C.C. Little Bldg, 425 E. University Ave, Ann Arbor, MI 48109-1063, MUKASA, Samuel B., Department of Geological Sciences, Univ of Michigan, 2534 C.C. Little Bldg, Ann Arbor, MI 48109-1063, HAYDOUTOV, Ivan, Geological Institute, Bulgarian Academy of Sciences, Sofia, Bulgaria and KOLCHEVA, Kristina, Dept. of Geology and Geography, Sofia Univ, Sofia, Bulgaria, cwcarrig@umich.edu, cwcarrig@umich.edu
3
162
ISOTOPIC SIGNATURES OF ACADIAN GRANITES FROM THE LAURENTIAN BORDER: AN EYE INTO BASEMENT SOURCES AND MANTLE CONTRIBUTIONS IN A CONVERGENT SETTING
TOMASCAK, Paul B.1, BROWN, Michael2, SOLAR, Gary S.3 and CENTORBI, Tracey L.1, (1)Dept. of Geology, Univ. of Maryland, College Park, MD 20742, (2)Dept. of Geology, Univ. of Maryland, College Park, MD 20742-4211, (3)Department of Earth Sciences, SUNY College at Buffalo, 1300 Elmwood Avenue, Buffalo, NY 14222, tomascak@geol.umd.edu, tomascak@geol.umd.edu
4
163
GEOCHEMISTRY AND TECTONIC SIGNIFICANCE OF MIOCENE GRANITOIDS IN NORTHWESTERN MEXICO
MORA-KLEPEIS, Gabriela, Geology, Univ of Vermont, 43 Colchester Avenue, Burlington, VT 05405-0122, ROLDÁN-QUINTANA, Jaime, Instituto de Geología, Estación Regional del Noroeste, Universidad Nacional Autónoma de México, Apartado Postal 1039, Hermosillo, 83000, Mexico, MCDOWELL, Fred W., Univ Texas - Austin, Dept Geological Sciences, C1140, Austin, TX 78712-1101 and ORTEGA-RIVERA, Amabel, Centro de Geociencias, UNAM, Campus Juriquilla - UNAM, km15, carretera SLP-Qro, Queretaro, 76230, Mexico, gmora@zoo.uvm.edu, gmora@zoo.uvm.edu
5
164
AN ALTERNATIVE MODEL FOR LARAMIDE MAGMATISM IN THE SW US: IMPORTANCE OF LATE JURASSIC CONTINENTAL RIFTING
MCMILLAN, Nancy J., LAWTON, Timothy and COWEE, Christie, Geological Sciences, New Mexico State Univ, Box 30001, MSC 3AB, Las Cruces, NM 88003, nmcmilla@nmsu.edu, nmcmilla@nmsu.edu
6
165
MAGMATIC ASSIMILATION OF OCEANIC SEDIMENTS IN THE WALLOWA-SEVEN DEVILS ACCRETED TERRANE, NORTH-CENTRAL IDAHO
LEE, Robert G. and LARSON, Peter B., Geology, Washington State Univ, Pullman, 99163, rglee@wsunix.wsu.edu, rglee@wsunix.wsu.edu
7
166
THE ROLE OF LATE EOCENE TECTONISM AND FELSIC MAGMATISM IN THE GENESIS OF REDUCED PORPHYRY COPPER-GOLD MINERALIZATION AT THE NORTH FORK DEPOSIT, NORTH CENTRAL CASCADE MOUNTAIN RANGE, WASHINGTON, USA
SMITHSON, David M.1, ROWINS, Stephen M.1, MORTENSEN, James K.1 and NEWPORT, Grant R.2, (1)Earth and Ocean Sciences, The Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, (2)Mineral Resources, Weyerhaeuser, PO Box 9777, PC-2-121, Federal Way, WA 98003, dsmithson@eos.ubc.ca, dsmithson@eos.ubc.ca
8
167
SODIC-CALCIC ALTERATION OF GRANITES ASSOCIATED WITH MO MINERALIZATION AT THE KOMAKI DISTRICT, SOUTHWEST JAPAN
TAKAGI, Tetsuichi1, NAITO, Kazuki1 and IIZUMI, Shigeru2, (1)Research Center for Deep Geological Environments, National Institute of Advanced Industrial Sci and Technology, Central-7, 1-1-1 Higashi, Tsukuba, 305-8567, Japan, (2)Department of Geoscience, Interdisciplinary Faculty of Sci and Engineering, Shimane Univ, 1060 Nishikawatsu, Matsue, 690-8504, Japan, takagi-t@aist.go.jp, takagi-t@aist.go.jp
9
168
"SEDIMENTARY" STRUCTURES IN A LAYERED GRANODIORITE: AN EXAMPLE OF MAGMA MULTIPHASE DYNAMICS FROM THE TUOLUMNE INTRUSIVE SUITE, SIERRA NEVADA, CALIFORNIA
JAMES, Loetterle and BERGANTZ, George W., Earth Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195, jletter@u.washington.edu, jletter@u.washington.edu
10
169
“CHIPPING” AWAY AT MAGMA EMPLACEMENT PROCESSES: THE DUCTILE TO BRITTLE TRANSITION IN THE WHITE HORSE PLUTON CONTACT AUREOLE
MARKO, Wayne T., Dept. of Geosciences, Texas Tech Univ, 222 Science Bldg, Lubbock, TX 79409 and YOSHINOBU, Aaron S., Department of Geosciences, Texas Tech Univ, Lubbock, TX 79409-1053, wayne.t.marko@ttu.edu, wayne.t.marko@ttu.edu
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