Session No. 9 Monday, May 13, 2002

1:30 PM-5:30 PM, CH2M Hill Alumni Center: Ballroom 110C
S3. Contributions to Tectonics and Fission-Track Dating in the Pacific Northwest: In Honor of Joseph Vance
John I. Garver and Mark Brandon, Presiding
Start Time
1:30 PM Introductory Remarks
1:40 PM ON THE BAJA BC HYPOTHESIS: BRANDON, Mark T., Department of Geology and Geophysics, Yale Univ, P.O. Box 208109, 210 Whitney Avenue, New Haven, CT 06520-8109, mark.brandon@yale.edu and COWAN, Darrel S., Earth and Space Sciences, Univ of Washington, P.O. Box 351310, Seattle, WA 98195-1310
2:00 PM A SYNTHESIS OF THE ROSS LAKE FAULT SYSTEM AND ITS BEARING ON THE BAJA BRITISH COLUMBIA MODEL: MILLER, Robert B., Dept. of Geology, San Jose State Univ, San Jose, CA 95192-0102, rmiller@geosun.sjsu.edu, HAUGERUD, Ralph A., U.S. Geol Survey, Dept. Earth and Space Sciences, University of Washington, Box 351310, Seattle, WA 98195, and DRAGOVICH, Joe D., Washington Div. Geology & Earth Resources, Olympia, WA 98504
2:20 PM GEOCHEMISTRY OF MAFIC ROCKS IN THE CHIWAUKUM SCHIST OF THE CASCADES CORE AND POSSIBLE CORRELATIVES: TECTONIC IMPLICATIONS FOR THE NORTH CASCADES: METZGER, Ellen1, MILLER, Robert1, and HARPER, Gregory2, (1) Geology, San Jose State Univ, One Washington Square, San Jose, CA 95192-0102, metzger@geosun.sjsu.edu, (2) Earth and Atmospheric Sciences, SUNY, Albany, NY 12222
2:40 PM CORRELATION OF CHEMICAL TRENDS IN CASCADE ARC GRANITOIDS WITH TERTIARY PLATE MOTIONS: TEPPER, Jeffrey H., Geology Department, Univ of Puget Sound, 1500 N. Warner St, Tacoma, WA 98416, jtepper@ups.edu.
3:00 PM FOREARC-ARC-BACKARC SYSTEMS OF THE CENOZOIC WESTERN PACIFIC: THEIR RELEVANCE TO CORDILLERAN ARC-OPHIOLITE TERRANES: HAWKINS, James W., Geosciences Research Division, Scripps Institution of Oceanography, 9500 Gilman Dr Dept 0220, La Jolla, CA 92093-0220, jhawkins@ucsd.edu.
3:20 PM Break
3:35 PM FISSION-TRACK ANALYSIS OF DETRITAL ZIRCON: GARVER, John I., Geology Department, Union College, Schenectady, NY 12308-2311, garverj@union.edu.
3:55 PM THE "HOH FORMATION" IN THE OLYMPIC SUBDUCTION COMPLEX, WASHINGTON: A WINDOW INTO LATE MIOCENE ACCRETION IN THE CASCADIA SUBDUCTION WEDGE: STEWART, Richard J., Earth and Space Sciences, Univ of Washington, PO Box 1310 63 Johnson Hall, 63 Johnson Hall, Seattle, WA 98195-1310, rjstew@u.washington.edu and BRANDON, Mark T., Geology and Geophysics, Yale Univ, PO Box 208109, New Haven, CT 06520-8109
4:15 PM HELIUM AND FISSION-TRACK THERMOCHRONOLOGY OF THE WASHINGTON CASCADES: REINERS, Peter W., Dept. of Geology and Geophysics, Yale Univ, P.O. Box 208109, New Haven, CT 06520, peter.reiners@yale.edu, EHLERS, Todd A., Division of Geological and Planetary Sciences, California Insitute of Technology, Pasadena, CA 91125, GARVER, John I., Geology Department, Union College, Schenectady, NY 12308-2311, MITCHELL, Sara G., Department of Earth and Space Sciences, Univ of Washington, Seattle, WA 98195, MONTGOMERY, David R., Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195, and VANCE, Joseph A., Univ Washington, PO Box 351310, Seattle, WA 98195-1310
4:35 PM DETERMINING THE ZIRCON FISSION-TRACK CLOSURE TEMPERATURE: BERNET, Matthias1, BRANDON, Mark1, GARVER, John2, REINERS, Peter1, and FITZGERALD, Paul G.3, (1) Geology and Geophysics, Yale Univ, PO Box 208109, New Haven, CT 06520-8109, matthias.bernet@yale.edu, (2) Geology Department, Union College, Olin Building, Schenectady, NY 12308-2311, (3) Earth Sciences, Syracuse Univ, Syracuse, NY 13244-1070
4:55 PM FISSION-TRACK RECORD OF EXHUMATION OF NORTHERN CORSICA (FRANCE): ZATTIN, Massimiliano1, FELLIN, Giuditta1, PICOTTI, Vincenzo1, and VANCE, Joseph A.2, (1) Department of Earth Sciences, Univ of Bologna, Via Zamboni 67, Bologna, 40127, Italy, zattin@geomin.unibo.it, (2) Univ Washington, PO Box 351310, Seattle, WA 98195-1310
5:15 PM Concluding Remarks

Back to the Cordilleran Section - 98th Annual Meeting (May 13–15, 2002)