Rocky Mountain (63rd Annual) and Cordilleran (107th Annual) Joint Meeting (18–20 May 2011)

Session No. 15
Thursday, 19 May 2011: 8:00 AM-12:00 PM
Juniper (Riverwoods Conference Center)

T8. Geochemistry of Igneous Rocks: From Small Scales to Big Pictures

 

Adam Kent, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
1
8:05 AM
CRYSTAL AGGREGATES FROM THE SNAKE RIVER PLAIN: A MICRO-SCALE INVESTIGATION OF A LARGE IGNEOUS PROVINCE
ELLIS, Ben, Institute of Geochemistry and Petrology, Department of Earth Sciences, ETH Zurich, Clausiusstrasse 25, Zürich, 8092, Switzerland and WOLFF, John A., School of Earth and Environmental Sciences, Washington State University, Pullman, WA 99164-2812, ben.ellis@erdw.ethz.ch, ben.ellis@erdw.ethz.ch
2
8:25 AM
STRONTIUM ISOTOPES AND MAGMA DYNAMICS: WHAT WE CAN LEARN FROM HIGH-TEMPERATURE RHYOLITES
WOLFF, John A., School of Earth and Environmental Sciences, Washington State University, Pullman, WA 99164-2812, ELLIS, Ben, Institute of Geochemistry and Petrology, Department of Earth Sciences, ETH Zurich, Clausiusstrasse 25, Zürich, 8092, Switzerland and RAMOS, Frank C., Department of Geological Sciences, New Mexico State University, Las Cruces, NM 88003, jawolff@mail.wsu.edu, jawolff@mail.wsu.edu
3
8:45 AM
MELT INCLUSIONS, BASALTIC MAGMATISM AND MANTLE METASOMATISM IN THE RIO GRANDE RIFT
ROWE, Michael C., School of the Environment, Washington State University, 1228 Webster Physical Science Bldg, Pullman, WA 99164-2812, LASSITER, John C., Department of Geological Sciences, University of Texas at Austin, 1 University Station C1100, Austin, TX 78712 and SCHMANDT, Brandon, Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, mcrowe@wsu.edu, mcrowe@wsu.edu
4
9:05 AM
NEW INSIGHT INTO VOLATILE SOURCES AND MAGMATIC PROCESSES OF ALKALINE ROCKS IN THE NAVAJO VOLCANIC FIELD FROM CHLORINE ISOTOPES AND CHLORINE-FLUORINE TRENDS
CAMMACK, Jacob N. and GONZALES, David A., Department of Geosciences, Fort Lewis College, 1000 Rim Drive, Durango, CO 81301, JNCAMMACK@fortlewis.edu, JNCAMMACK@fortlewis.edu
5
9:25 AM
INSIGHT INTO THE VOLATILE HISTORIES OF MAGMAS OF THE NAVAJO VOLCANIC FIELD USING OXYGEN AND CARBON ISOTOPES
ZBROZEK, Michael C. and GONZALES, David A., Department of Geosciences, Fort Lewis College, 1000 Rim Drive, Durango, CO 81301, mczbrozek@gmail.com, mczbrozek@gmail.com
 
9:45 AM
Break
6
10:00 AM
NEW INSIGHTS FROM LA-ICP-MS ANALYSES OF COAST RANGE OPHIOLITE REFRACTORY PERIDOTITE
JEAN, Marlon M., Geology and Environmental Sciences, Northern Illinois University, Davis Hall 312, Normal Rd, DeKalb, IL 60115 and SHERVAIS, John, Utah State University, 4505 Old Main Hill, Logan, UT 84322-4505, mmj@niu.edu, mmj@niu.edu
7
10:20 AM
FORMATION OF U-SERIES DISEQUILIBRIA IN VOLCANIC ARC MAGMAS: CRUST OR MANTLE CONTROL?
KAYZAR, Theresa M., NELSON, Bruce K., BACHMANN, Olivier and BAUER, Ann M., Department of Earth and Space Sciences, University of Washington, 4000 15th Avenue NE, Seattle, WA 98195, tkayzar@uw.edu, tkayzar@uw.edu
8
10:40 AM
RECONCILING CRYSTAL RESIDENCE AGES IN ANDESITIC VOLCANOES: AN EXAMPLE FROM MOUNT HOOD, OR
KENT, Adam J.R., College of Earth, Ocean & Atmospheric Sciences, Oregon State University, 104 Ocean Admin, Corvallis, OR 97331, COOPER, Kari M., Geology, UC Davis, 1 Shields Ave, Davis, CA 95616, EPPICH, Gary R., Department of Geology, University of California - Davis, 1 Shields Ave, Davis, CA 95616, KOLESZAR, Alison M., Dept of Geosciences, Oregon State University, 104 Wilkinson Hall, Corvallis, OR 97331 and SALISBURY, Morgan, Department of Geosciences, Oregon State University, Wilkinson Hall 104, Corvallis, OR 97331, adam.kent@geo.oregonstate.edu, adam.kent@geo.oregonstate.edu
9
11:00 AM
CRYSTALS THROUGH THE YEARS AT THE AUCANQUILCHA VOLCANIC CLUSTER: THE THERMAL EVOLUTION OF A LONG-LIVED ARC SYSTEM AS CONSTRAINED BY INTENSIVE PARAMETERS
WALKER Jr, Barry A., Geosciences, Oregon State University, Corvallis, OR 97331-5506, GRUNDER, Anita L., Geosciences, Oregon State University, 104 Wilkinson Hall, Corvallis, OR 97331, TEPLEY, Frank, Marine Geology & Geophysics, Oregon State University, Corvallis, OR 97331-5503, MORSON, Alissa, Earth Sciences, Carleton College, Mudd Hall, Northfield, MN 55057 and KLEMETTI, Erik W., Geosciences, Denison University, Granville, OH 43023, barryalanwalker@gmail.com, barryalanwalker@gmail.com
10
11:20 AM
DOCUMENTING MAGMA EVOLUTION OF THE FOSSA DELLE FELCI (SALINA ISLAND, SOUTHERN TYRRHENIAN SEA) VOLCANIC SEQUENCE THROUGH INTEGRATION OF QUANTITATIVE MODELING AND IN SITU CHEMICAL ANALYSIS
MAYFIELD, Aaron1, BOHRSON, Wendy A.2, HUNT, Rachel2 and CREAMER, Jeffrey3, (1)Department of Geological Sciences, Central Washington University, 400 E University Way, Ellensburg, WA 98926, (2)Department of Geological Sciences, Central Washington University, 400 E. University Way, Ellensburg, WA 98926, (3)Department of Earth Sciences, University of California at Santa Barbara, 1006 Webb Hall, Santa Barbara, CA 93106-9630, mayfiela@geology.cwu.edu, mayfiela@geology.cwu.edu
11
11:40 AM
MIXING PROCESSES AND MELT SOURCES IN THE AZTEC WASH PLUTON AS REVEALED BY O AND HF ISOTOPIC ANALYSIS OF ZIRCON
RYAN, Mark1, MILLER, Jonathan1, MILLER, Calvin2, BROMLEY, S. Ashley3, DAVIES, Gareth R.4 and SCHMITT, Axel K.5, (1)Department of Geology, San Jose State University, San Jose, CA 95192-0102, (2)Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, (3)Geosciences, Oregon State University, 104 Wilkinson Hall, Corvallis, OR 97333, (4)Department of Petrology, VU University Amsterdam, De Boelelaan 1085, Amsterdam, 1081HV, Netherlands, (5)Earth and Space Sciences, University of California, Los Angeles, CA 90095, ryan.mrk@googlemail.com, ryan.mrk@googlemail.com
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