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Cordilleran Section - 103rd Annual Meeting (4–6 May 2007)

Session No. 30
Sunday, 6 May 2007: 8:00 AM-6:00 PM

Petrology, Volcanology, and Geochemistry (Posters)

Authors will be present from .

 

Paper #
Booth #
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P-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, sweaver@uoregon.edu
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ON 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, (2)Department of Geological Sciences, Central Washington University, Ellensburg, WA 98926, jawolff@mail.wsu.edu, jawolff@mail.wsu.edu
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THE 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, KAUFFMAN, John D., Idaho Geological Survey, University of Idaho, Moscow, ID 83884 and GARWOOD, Dean, Idaho Geological Survey, Moscow, ID 83843, sreidel@tricity.wsu.edu, sreidel@tricity.wsu.edu
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CONSTRAINING CONTINENTAL BASALTIC MAGMA CHAMBER PROCESSES: TEXTURAL AND IN SITU GEOCHEMICAL INVESTIGATION OF PLAGIOCLASE FROM PISGAH CRATER, CALIFORNIA
MICKIEWICZ, Susan A.1, BOHRSON, Wendy A.1 and RAMOS, Frank C.2, (1)Geological Sciences, Central Washington University, 400 East University Way, Ellensburg, WA 98926, (2)Geological Sciences, New Mexico State University, Las Cruces, NM 88003, smickiewicz@hotmail.com, smickiewicz@hotmail.com
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DIKE 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 and CAMP, Victor E., San Diego State Univ, 5500 Campanile Dr, San Diego, CA 92182-1020, nicoletime@yahoo.com, nicoletime@yahoo.com
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NEOGENE BASALT FLOW STRATIGRAPHY NEAR PRINEVILLE, OREGON: INTERACTION WITH THE ANCESTRAL CROOKED RIVER
MCCLAUGHRY, Jason D. and FERNS, Mark L., Oregon Department of Geology and Mineral Industries, 1510 Campbell Street, Baker City, OR 97814, jmcclaughry@dogami.state.or.us, jmcclaughry@dogami.state.or.us
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CONTRASTING BASALTIC ERUPTION STYLES OBSERVED AT RED CONES: TWO NEIGHBORING CINDER CONES IN THE CENTRAL SIERRA NEVADA, CALIFORNIA
MARTOS, Antonio1, LOUROS, Michael and BROWNE, Brandon1, (1)Geological Sciences, California State University, Fullerton, 800 N. State College Blvd, Fullerton, CA 92834, luppostm@yahoo.com, luppostm@yahoo.com
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THE 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, (2)Geological Sciences, Univ of California, Santa Barbara, CA 93106, debari@geol.wwu.edu, debari@geol.wwu.edu
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RECOGNITION 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, (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, robsfault@hotmail.com, robsfault@hotmail.com
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A 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, (2)Geological Sciences, California State University, Los Angeles, 5151 State University Drive, Los Angeles, CA 90034, laalpert@usc.edu, laalpert@usc.edu
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USING 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, 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, jtepper@ups.edu
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FIELD 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, 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, cstout01@gmail.com, cstout01@gmail.com
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PETROLOGIC 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, (2)Geological Sciences, California State University, Fullerton, P.O. Box 6850, Fullerton, CA 92834-6850, wolfe8501@yahoo.com, wolfe8501@yahoo.com
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REPLENISHMENT 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 and STIX, John, Earth and Planetary Sciences, McGill University, 3450 University street, Montreal, QC H3A 2A7, Canada, bkennedy@eos.ubc.ca, bkennedy@eos.ubc.ca
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CHARACTERIZATION 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, ccortino@mail.csuchico.edu
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DEPOSITIONAL 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, sch1st@hotmail.com
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FORMATION, 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, (2)Geological and Environmental Sciences, California State University-Chico, 400 W. 1st Street, Chico, CA 95929-0205, msmith2154@gmail.com, msmith2154@gmail.com
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GOLD-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, johnsonk@uhd.edu
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REGIONAL 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 and STULL, Robert J., California State Univ - Los Angeles, Dept Geological Sciences, Los Angeles, CA 90032, anna.foutz@sbcglobal.net, anna.foutz@sbcglobal.net
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