Cordilleran Section - 103rd Annual Meeting (46 May 2007)
Session No. 30 Sunday, 6 May 2007
8:00 AM-6:00 PM, WWUWade King Center: WKC127

Petrology, Volcanology, and Geochemistry (Posters)

 Paper #Booth #
30-11P-T-H2O PHASE RELATIONS OF AN ALEUTIAN HIGH-MAGNESIA BASALT: RESULTS FROM THERMODYNAMIC MODELING AND HYDROUS EXPERIMENTS: WEAVER, Stephanie L. and JOHNSTON, A. Dana, Department of Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, sweaver@uoregon.edu
30-22ON THE ORIGINS OF CHEMICAL AND ISOTOPIC DIVERSITY AMONG THE COLUMBIA RIVER FLOOD BASALTS: WOLFF, J.A.1, RAMOS, F.C.2, HART, G.L.1, and PATTERSON, J.D.2, (1) School of Earth and Environmental Sciences, Washington State University, P.O. Box 642812, Pullman, WA 99164, jawolff@mail.wsu.edu, (2) Department of Geological Sciences, Central Washington University, Ellensburg, WA 98926
30-33THE GRANDE RONDE BASALT AFTER 30 YEARS OF STUDY: REIDEL, Stephen P., Department of Earth and Environmental Sciences, Washington State University -TriCities, 2710 University Drive, Richland, WA 99354, sreidel@tricity.wsu.edu, KAUFFMAN, John D., Idaho Geological Survey, University of Idaho, Moscow, ID 83884, and GARWOOD, Dean, Idaho Geological Survey, Moscow, ID 83843
30-44CONSTRAINING CONTINENTAL BASALTIC MAGMA CHAMBER PROCESSES: TEXTURAL AND IN SITU GEOCHEMICAL INVESTIGATION OF PLAGIOCLASE FROM PISGAH CRATER, CALIFORNIA: MICKIEWICZ, Susan A., BOHRSON, Wendy A., and RAMOS, Frank C., Geological Sciences, Central Washington University, 400 East University Way, Ellensburg, WA 98926, smickiewicz@hotmail.com
30-55DIKE EMPLACEMENT AND GEOCHEMISTRY OF A HIGH-ALUMINA OLIVINE THOLEIITE, BLIZZARD GAP, OREGON: GARCIA, Nicole F., Geology, San Diego State University, 5500 Campanile Dr, San Diego, CA 92182, nicoletime@yahoo.com and CAMP, Victor E., San Diego State Univ, 5500 Campanile Dr, San Diego, CA 92182-1020
30-66NEOGENE BASALT FLOW STRATIGRAPHY NEAR PRINEVILLE, OREGON: INTERACTION WITH THE ANCESTRAL CROOKED RIVER: MCCLAUGHRY, Jason D., Oregon Department of Geology and Mineral Industries, 1510 Campbell Street, Baker City, OR 97814, jmcclaughry@dogami.state.or.us and FERNS, Mark L., Oregon Department of Geology and Mineral Industries, 1510 Campbell Street, Baker City, OR 97814
30-77CONTRASTING BASALTIC ERUPTION STYLES OBSERVED AT RED CONES: TWO NEIGHBORING CINDER CONES IN THE CENTRAL SIERRA NEVADA, CALIFORNIA: MARTOS, Antonio, LOUROS, Michael, and BROWNE, Brandon, Geological Sciences, California State University, Fullerton, 800 N. State College Blvd, Fullerton, CA 92834, luppostm@yahoo.com
30-88THE FELSIC PLUTONIC CORE OF THE WESTERN TALKEETNA ISLAND ARC CRUSTAL SECTION, ALASKA: ITS FORMATION AND IMPLICATIONS FOR CRUSTAL GROWTH ALONG CONTINENTAL MARGINS: JOHNSEN, Michael1, DEBARI, Susan1, and RIOUX, Matthew2, (1) Geology Department, Western Washington University, Bellingham, WA 98225, debari@geol.wwu.edu, (2) Geological Sciences, Univ of California, Santa Barbara, CA 93106
30-99RECOGNITION OF LARAMIDE-AGE INTRUSIVES IN THE EASTERN PENINSULAR RANGES BATHOLITH OF NORTHERN BAJA CALIFORNIA; IMPLICATIONS FOR MAGMATISM AND TECTONICS AT THE ONSET OF THE LARAMIDE OROGENY: MONIZ, Robert E.1, KIMBROUGH, David L.2, GROVE, Marty3, and GROVE, Marty3, (1) Geological Sciences, San Diego State University, 5500 Campanile Dr, San Diego, CA 92182, robsfault@hotmail.com, (2) Geological Sciences, San Diego State University, San Diego, CA 92182-1020, (3) Department of Earth and Space Sciences, University of California-Los Angeles, Los Angeles, CA 90095-1567
30-1010A ZONED PLUTON FORMED IN THE TRANSVERSE RANGES, CALIFORNIA BY NESTED DIAPIRS OF FRACTIONATED CRETACEOUS MAGMAS: ALPERT, Lisa A.1, FOUTZ, Anna M.2, and STULL, Robert J.2, (1) Earth Sciences, University of Southern California, 3651 Trousdale Parkway, ZHS 127, Los Angeles, CA 90089, laalpert@usc.edu, (2) Geological Sciences, California State University, Los Angeles, 5151 State University Drive, Los Angeles, CA 90034
30-1111USING PETROGRAPHY, SCANNING ELECTRON MICROSCOPY, AND GIS TO EXAMINE THE CONTACT BETWEEN A SYNPLUTONIC DIKE AND ITS GRANITOID HOST: WISHER, Aaron P., GeoMapNW, University of Washington, Department of Earth and Space Sciences, Box 351310, Seattle, WA 98195-1310, wisher@u.washington.edu, LOWTHER, J. Stewart, Geology Dept, University of Puget Sound, 1500 N. Warner, Tacoma, WA 98416, and TEPPER, Jeffrey H., Geology Department, University of Puget Sound, 1500 N. Warner, Tacoma, WA 98416-1048, jtepper@ups.edu
30-1212FIELD MEASUREMENTS OF MAFIC ENCLAVE POPULATION DENSITY AT CHAOS CRAGS, LASSEN VOLCANIC NATIONAL PARK, CA AND IMPLICATIONS FOR MAGMA MIXING: STOUT, Christina, M., Department of Geology, California State University, Sacramento, 6000 J St, Sacramento, CA 95819, cstout01@gmail.com, HAMMERSLEY, Lisa, Department of Geology, California State University, Sacramento, 6000 J Street, Sacramento, CA 95819, and CLYNNE, Michael, A., Volcano Hazards Team, U.S. Geological Survey, 345 Middlefield Rd MS910, Menlo Park, CA 94025
30-1313PETROLOGIC CONSTRAINTS ON ERUPTION TRIGGERING AND MAGMA ASCENT AT MAMMOTH MOUNTAIN, CALIFORNIA: WOLFE, Christa1, TERPOLILLI, Christopher2, and BROWNE, Brandon1, (1) Geological Sciences, California State University, Fullerton, 800 N. State College Blvd, Fullerton, CA 92834, wolfe8501@yahoo.com, (2) Geological Sciences, California State University, Fullerton, P.O. Box 6850, Fullerton, CA 92834-6850
30-1414REPLENISHMENT AND INTERACTION OF MAGMA DURING THE FORMATION OF LAKE CITY CALDERA, COLORADO, USA: KENNEDY, Ben Matthew, Earth and Ocean Sciences, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, bkennedy@eos.ubc.ca and STIX, John, Earth and Planetary Sciences, McGill University, 3450 University street, Montreal, QC H3A 2A7, Canada
30-1515CHARACTERIZATION OF TUSCAN FORMATION LAHAR FLOW UNITS, CHICO AREA, NORTHERN CALIFORNIA: CORTINO, Christina Elizabeth and TEASDALE, Rachel, Geological & Environmental Sciences, California State University, Chico, Box 0205, Chico, CA 95929-0205, ccortino@mail.csuchico.edu
30-1616DEPOSITIONAL CHARACTERISTICS OF TUSCAN FORMATION LAHAR FLOW UNITS: CARLTON, Austin Erik, WOHLETZ, Anthony, and TEASDALE, Rachel, Geological and Environmental Sciences, California State University, Chico, Box 0205, Chico, CA 95929-0205, sch1st@hotmail.com
30-1717FORMATION, COMPOSITION AND STRUCTURE OF THE TUSCAN FORMATION IN NORTHERN CALIFORNIA: SMITH, Misty1, MOODY, Jeremiah1, and TEASDALE, Rachel2, (1) Geological & Environmental Sciences, California State University, Chico, Box 0205, Chico, CA 95929-0205, msmith2154@gmail.com, (2) Geological and Environmental Sciences, California State University-Chico, 400 W. 1st Street, Chico, CA 95929-0205
30-1818GOLD-BEARING AMPHIBOLE-APATITE-MAGNETITE VEINS IN THE BULLRUN DISTRICT, NORTHEASTERN OREGON: A POSSIBLE EOCENE FE-OXIDE CU-AU DEPOSIT: JOHNSON, Kenneth and CANTRELL, Kimberly, Department of Natural Sciences, University of Houston-Downtown, 1 Main Street, Suite N813, Houston, TX 77002, johnsonk@uhd.edu
30-1919REGIONAL AND CONTACT METAMORPHISM IN THE CACTUS FLAT AREA, SAN BERNARDINO MOUNTAINS, CALIFORNIA: FOUTZ, Anna M., Geological Sciences, California State University, Los Angeles, 5151 State University Drive, Los Angeles, CA 90034, anna.foutz@sbcglobal.net and STULL, Robert J., California State Univ - Los Angeles, Dept Geological Sciences, Los Angeles, CA 90032

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