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2009 Portland GSA Annual Meeting (18-21 October 2009)

Session No. 104
Monday, 19 October 2009: 9:00 AM-6:00 PM
Hall A (Oregon Convention Center)

T47. Lithospheric Delamination, Continental Magmatism, and Crustal Uplift in Mountain Evolution (Posters)

GSA International Section; GSA Structural Geology and Tectonics Division; GSA Geophysics Division; GSA History of Geology Division; GSA Sedimentary Geology Division

Authors will be present from 4 to 6 PM.

 

Paper #
Booth #
1
184
UPLIFT, GRAVITATIONAL COLLAPSE, THICK-SKINNED DEFORMATION, AND SLAB FAILURE MAGMATISM DURING CRETACEOUS-TERTIARY OROGENY IN THE NORTH AMERICAN CORDILLERA
HILDEBRAND, Robert S., Department of Geosciences, University of Arizona, 1040 E. 4th Street, Tucson, AZ 85721-0077, hbrand@mail.arizona.edu, hbrand@mail.arizona.edu
2
185
PARTIAL LITHOSPHERIC FOUNDERING BENEATH THE PUNA PLATEAU, NORTHWEST ARGENTINA EVIDENCED BY TRACE ELEMENT AND ISOTOPE GEOCHEMISTRY OF LATE CENOZOIC, SMALL VOLUME BASALTS
DREW, Scott T., Geological Sciences, Brown University, 324 Brook Street, Providence, RI 02912, DUCEA, Mihai N., Department of Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721 and SCHOENBOHM, Lindsay M., Chemical and Physical Sciences, University of Toronto, Mississauga, Mississauga, ON L5L 1C6, Canada, scott_drew@brown.edu, scott_drew@brown.edu
3
186
PAN-AFRICAN GRANITOID MAGMATISM IN CENTRAL DRONNING MAUD LAND CAUSED BY DELAMINATION?
KLEINHANNS, Ilka C.1, JACOBS, Joachim1 and ROLAND, Norbert W.2, (1)Department of Earth Science, University of Bergen, Allegaten 41, Bergen, 5007, Norway, (2)Bundesanstalt fuer Geowissenschaften u. Rohstoffe, Stilleweg 2, Hannover, 30655, Germany, ilka.schoenberg@geo.uib.no, ilka.schoenberg@geo.uib.no
4
187
VOLCANISM DUE TO TRANSTENSION AT THE BIRTH OF THE SIERRA NEVADA MICROPLATE: SIMILARITIES TO ONGOING CONTINENTAL LITHOSPHERIC RUPTURE AT NEARBY LONG VALLEY
BUSBY, Cathy J.1, KOERNER, Alice A.2, HAGAN, Jeanette C.2, PUTIRKA, Keith3 and PLUHAR, Christopher J.4, (1)Department of Earth Science, University of California, Santa Barbara, Webb Hall, BLDG 526, Santa Barbara, CA 93106-9630, (2)Department of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106, (3)Department of Earth and Environmental Sciences, California State University - Fresno, 2345 E. San Ramon Ave, MS/MH24, Fresno, CA 93720, (4)Department of Earth & Environmental Sciences, California State University, Fresno, 2576 E. San Ramon Ave., Mail Stop ST-24, Fresno, CA 93740, cathy@crustal.ucsb.edu, cathy@crustal.ucsb.edu
5
188
CONTROLS OF EXTENSION ON CLIMACTIC ARC MAGMATISM: EBBETTS PASS-CARSON PASS AREA, SIERRA NEVADA (CA)
HAGAN, Jeanette C., Department of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106, BUSBY, Cathy J., Department of Earth Science, University of California, Santa Barbara, Webb Hall, BLDG 526, Santa Barbara, CA 93106-9630 and PUTIRKA, Keith, Department of Earth and Environmental Sciences, California State University - Fresno, 2345 E. San Ramon Ave, MS/MH24, Fresno, CA 93720, hagan@umail.ucsb.edu, hagan@umail.ucsb.edu
6
189
LAM-ICPMS U-PB AGES OF MESOZOIC VOLCANIC ROCKS IN DAXINGANLING AREA (NORTHEASTERN CHINA) AND THEIR TECTONIC SIGNIFICANCE
ZHANG, Da1, DI, Yongjun2, CHEN, Liang3 and FANG, Hongwei2, (1)Institute of Geological Survey, China University of Geosciences, 29 Xueyuan Road, Beijing, China, Beijing, 100083, China, (2)Earth Sciences and Resources, China University of Geosciences, Xueyuan Road, Haidian District, Beijing, 100083, China, (3)Earth Sciences and Resources, China University of Geosciences, Xueyuan Road, Haidian District, Beijing, 100083, zhangda@cugb.edu.cn, zhangda@cugb.edu.cn
7
190
GEOCHEMISTRY AND TECTONICS OF NEOGENE ALKALINE VOLCANISM IN SIVRIHISAR (ESKISEHIR) IN NW ANATOLIA, TURKEY
SARIFAKIOGLU, Ender, Maden Tetkik Arama, Department of Geology, General Directorate of Mineral Research and Exploration, 06520, Ankara, Turkey and DILEK, Yildirim, Dept of Geology, Miami University, Oxford, OH 45056, esarifakioglu@mta.gov.tr, esarifakioglu@mta.gov.tr
8
191
CRUSTAL PROCESS IMPLICATIONS FOR A TECTONO-MAGMATIC EVOLUTION OF LATE CENOZOIC EGRIGOZ PLUTON IN WESTERN ANATOLIA (TURKEY)
ILBEYLI, Nurdane, Mustafa Kemal University, Faculty of Engineering, Iskenderun Campus, Eski Havaalani, Iskenderun/Hatay, 31200, Turkey, nurilbeyli@yahoo.com, nurilbeyli@yahoo.com
9
192
FIELD RELATIONS AND AGE OF LATE CENOZOIC VOLCANIC UNITS INSET WITHIN THE MID-UPPER SAN JOAQUIN RIVER DRAINAGE, CA
CARLSON, Chad W., Earth and Environmental Sciences, California State University Fresno, 2576 East San Ramon Ave M/S ST24, Fresno, CA 93740, WAKABAYASHI, John, 2027 E. Lester Ave, Fresno, CA 93720-3963 and PLUHAR, Christopher J., Earth & Environmental Sciences Dept, California State University, Fresno, 2576 E. San Ramon Ave., Mail Stop ST-24, Fresno, CA 93740, ameanchad@csufresno.edu, ameanchad@csufresno.edu
10
193
LANDSCAPE EVOLUTION OF THE NORTHERN SIERRA NEVADA (U.S.A.): INSIGHTS FROM THE AMERICAN RIVER DRAINAGE
SHRIVER, Andy J., Department of Earth and Environmental Sciences, California State University - Fresno, 2345 E. San Ramon Ave, M/S ST24, Fresno, CA 93740 and WAKABAYASHI, John, Department of Earth and Environmental Sciences, California State University - Fresno, Fresno, CA 93740, andyshriver@csufresno.edu, andyshriver@csufresno.edu
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