Session: Tectonics III: Wrench Systems- Oceanic and Global Tectonics (GSA Annual Meeting, November 5-8, 2001)

Paper #

Start Time

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8:00 AM

GEOMETRY, KINEMATICS AND REGIONAL SIGNIFICANCE OF THE CHONG SHAN SHEAR ZONE, YUNNAN, CHINA

AKCIZ, Sinan¹, BURCHFIEL, B. Clark², CHEN, Liangzhong³ and YIN, Jiyun³, (1)Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, 1010 Green Building, Cambridge, MA 02139, (2)Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, 54-1010, MIT, Cambridge, MA 02139, (3)Institute of Geol Sciences, No. 131 Baita Road, Kunming, China, akciz@mit.edu, akciz@mit.edu

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8:15 AM

STRUCTURE AND OFFSET OF THE DEAD SEA FAULT SYSTEM: SOUTHEASTERN TURKEY

LISENBEE, Alvis L., Geology and Geological Engineering, South Dakota School of Mines and Technology, 501 E. St. Joseph St, Rapid City, SD 57701, alvis.lisenbee@sdsmt.edu, alvis.lisenbee@sdsmt.edu

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8:30 AM

EVIDENCE OF LATE PLIOCENE TRANSTENSIONAL TECTONICS, PUNTA EL MANGLE, BAJA CALIFORNIA SUR, MEXICO

BACKUS, David H. and JOHNSON, Markes E., Geosciences Dept, Williams College, Williamstown, MA 01267, dbackus@williams.edu, dbackus@williams.edu

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8:45 AM

REGIONAL PLATE MOTION PARTITIONING IN THE SOUTHERN GULF OF CALIFORNIA: EVIDENCE FROM ISLA ESPIRITU SANTO, BAJA CALIFORNIA SUR, MEXICO

PUCHALSKI, Michael C. and UMHOEFER, Paul J., Department of Geology, Northern Arizona Univ, P.O. Box 4099, Flagstaff, AZ 86011, mcp5@dana.ucc.nau.edu, mcp5@dana.ucc.nau.edu

0

9:00 AM

ORIGIN OF THE POVERTY HILLS, OWENS VALLEY, CALIFORNIA, AND IMPLICATIONS FOR THE TECTONIC EVOLUTION OF THE OWENS VALLEY BASIN

TAYLOR, Tatia R., Department of Geology, Miami Univ, 114 Shideler, Oxford, OH 45056 and DILEK, Yildirim, Miami Univ, 114 Shideler Hall, Oxford, OH 45056-2473, taylort3@muohio.edu, taylort3@muohio.edu

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9:15 AM

PALEOMAGNETISM OF THE UPPER PALEOCENE LOCATELLI FORMATION, SANTA CRUZ MOUNTAINS, CALIFORNIA: IMPLICATIONS FOR TECTONIC ROTATION AND TRANSLATION OF THE SALINIAN TERRANE

PROTHERO, Donald R. and LOPEZ, Ruben, Geology, Occidental College, Los Angeles, CA 90041, prothero@oxy.edu, prothero@oxy.edu

0

9:30 AM

BHUJ: A DIFFUSE PLATE BOUNDARY ZONE EARTHQUAKE?

STEIN, Seth¹, SCHOONOVER, Mark², SELLA, Giovanni² and OKAL, Emile², (1)Geological Sciences, Northwestern Univ, Locy Hall, 1847 Sheridan Road, Evanston, IL 60208, (2)Geology, Northwestern Univ, Evanston, IL 60202, bearcats7@aol.com, bearcats7@aol.com

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9:45 AM

RELATIONSHIP BETWEEN CRUSTAL FINITE STRAIN AND SEISMIC ANISOTROPY IN THE MANTLE, PACIFIC-AUSTRALIA PLATE BOUNDARY ZONE, SOUTH ISLAND, NEW ZEALAND

LITTLE, Timothy A. and SAVAGE, Martha Kane, School of Earth Sciences, Victoria Univ, P.O. Box 600, Wellington, 6000, New Zealand, timothy.little@vuw.ac.nz, timothy.little@vuw.ac.nz

10:00 AM

Break

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10:15 AM

TECTONIC CONTROLS ON BASALTIC VOLCANISM NEAR YUCCA MOUNTAIN, NEVADA

O'LEARY, Dennis W., U. S. Geol Survey, Denver Federal Center ms 425, Denver, CO 80225, dwoleary@usgs.gov, dwoleary@usgs.gov

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10:30 AM

ND-SR-OS SYSTEMATICS OF MANTLE XENOLITHS FROM THE SIERRA NEVADA BATHOLITH: STRUCTURAL AND GEOCHEMICAL EVOLUTION OF A SUBCONTINENTAL LITHOSPHERIC MANTLE

ZENG, Lingsen¹, LEE, Cin-Ty² and SALEEBY, Jason², (1)Division of Geological and Planetary Sciences, California Institute Technology, 1201 E California Blvd MC 100-23, Pasadena, CA 91125-0001, (2)California Institute Technology, 1201 E California Blvd MC 170-25, Pasadena, CA 91125-0001, lzeng@gps.caltech.edu, lzeng@gps.caltech.edu

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10:45 AM

MORPHOLOGY AND TECTONICS OF THE HJORT TRENCH, SOUTHERN MACQUARIE RIDGE COMPLEX, SOUTWEST PACIFIC

MECKEL, Timothy A.¹, MOSHER, Sharon¹, COFFIN, Millard F.², BERNARDEL, G.³, ALCOCK, M. B.³, SYMONDS, P. A.³ and PETKOVIC, P.³, (1)Univ Texas - Austin, Dept Geological Sciences, Austin, TX 78712, (2)Institute for Geophysics, Univ Texas - Austin, Austin, TX 78759-8500, (3)Australian Geol Survey Organisation, GPO Box 378, Canberra, ACT 2601, Australia, tip@mail.utexas.edu, tip@mail.utexas.edu

0

11:00 AM

BUOYANCY OF THE OCEAN FLOOR

HYNES, Andrew, Earth and Planetary Sciences, McGill Univ, 3450 University Street, Montreal, QC H3A 2A7, Canada, andrew@eps.mcgill.ca, andrew@eps.mcgill.ca

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11:15 AM

REVEL: A NEW GLOBAL PLATE VELOCITY MODEL AND CHANGES IN PLATE VELOCITIES OVER THE LAST 25 MA

SELLA, Giovanni F.¹, MAO, Ailin², DIXON, Timothy² and STEIN, Seth¹, (1)Geological Sciences, Northwestern Univ, Locy Hall, 1847 Sheridan Road, Evanston, IL 60208, (2)RSMAS-MGG, Univ of Miami, 4600 Rickenbacker Causeway, Miami, FL 33149, sella@earth.northwestern.edu, sella@earth.northwestern.edu

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11:30 AM

A LARGE, SUBDUCTION GENERATED SYNTAXIS IN THE GONDWANIDES OF SOUTHERN GONDWANA-LAND?

NIEMI, Nathan A.¹, MCQUARRIE, Nadine¹, FRIEDRICH, Anke M.¹, WERNICKE, Brian¹ and SENGOR, A.M.C.², (1)Division of Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, (2)ITU Maden Fakultesi, Jeoloji Bolumu, Ayazaga, Istanbul, 80626, Turkey, niemi@gps.caltech.edu, niemi@gps.caltech.edu

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11:45 AM

SAMPLING AND STATISTICS IN PALEOMAGNETIC STUDIES OF SEDIMENTARY ROCKS

RAUB, Timothy D. and KIRSCHVINK, Joseph L., California Institute Technology, 1201 E California Blvd MC 170-25, Pasadena, CA 91125-0001, traub@caltech.edu, traub@caltech.edu