Session Information

2007 Fall Meeting

Volcanology, Geochemistry, and Petrology

 

Wednesday Afternoon 1

Time Session Location Title
1340 V33C MS Exh Hall B Dynamics and Longevity of Silicic Magma Systems I Posters
(joint with T)
Presiding: D S Coleman, University of North Carolina; J S Miller, San Jose State University; G Gualda, Vanderbilt University
   [Abstracts]
1340 V33C-1509 MS Exh Hall B Postcollapse Volcanism in the Valles Caldera, New Mexico: Magma System Dynamics During a Transition Between Large Volume Explosive and Small Volume Effusive Eruptions
*T L Spell, K I Gibler
POSTER    [details]
1340 V33C-1510 MS Exh Hall B Advanced fractional crystallisation and homogenization of large-volume rhyolite before the Oraefajokull 1362 AD plinian eruption, SE Iceland
R S Selbekk, *R G Tronnes
POSTER    [details]
1340 V33C-1511 MS Exh Hall B Magma Recharge and Mixing Processes That Triggered the Eruption of Trachytes and Phonolites at Suswa Volcano, Kenya Rift, East Africa
*E V Vanessa, E Y Anthony, M Ren, R Macdonald, J C White
POSTER    [details]
1340 V33C-1512 MS Exh Hall B Coeval Intrusion and Batholith-Wide Mingling in the Gobi-Tienshan Intrusive Complex, Southern Mongolia
*R C Economos, L O Said, S R Paterson, J L Anderson
POSTER    [details]
1340 V33C-1513 MS Exh Hall B The importance of mixing in the evolution of silicic magmas in northern Costa Rica
*D W Szymanski, L C Patino, T A Vogel, G E Alvarado
POSTER    [details]
1340 V33C-1514 MS Exh Hall B Streaked Pumice From the Youngest Toba Tuff: New Constraints on Compositional and Temperature Gradients
*M Ferreira, J Vazquez
POSTER    [details]
1340 V33C-1515 MS Exh Hall B Pre-eruption Thermal Rejuvenation and Stirring of a Partly Crystalline Rhyolite Pluton Revealed by the Earthquake Flat Pyroclastics Deposits, New Zealand
*P Shane, C Molloy, I Nairn
POSTER    [details]
1340 V33C-1516 MS Exh Hall B Geochemical Constraints on Rhyolitic Source Processes, TaupoVolcanic Zone, New Zealand
*I E Smith, P A Shane
POSTER    [details]
1340 V33C-1517 MS Exh Hall B Trace Element and Textural Variation in Plagioclase Phenocrysts from Prehistoric Eruptions at Mount St. Helens
*S F Kyriazis, J A Vazquez, K M Cooper, M A Clynne
POSTER    [details]
1340 V33C-1518 MS Exh Hall B Composition of Magmas, Minerals, and Melts of Tuffs and Lavas from the San Luis Caldera Complex, Colorado: Framework for Crystal Recycling and Melt Extraction Processes
*M J Streck, P W Lipman
POSTER    [details]
1340 V33C-1519 MS Exh Hall B Crystallization and Melt Removal at Arenal Volcano, Polytopic Vector Analysis
*P J Hidalgo, T A Vogel, L L Bolge, R Ehrlich, G E Alvarado
POSTER    [details]
1340 V33C-1520 MS Exh Hall B Complete Chemical Analyses of Amphibole and Biotite: Evidence for Thermal Input and Volatile Loss in Shallow Silicic Magma Chambers by Multiple Mafic Magma Recharge Events at Lassen Volcanic Center
*S Underwood, T C Feeley
POSTER    [details]
1340 V33C-1521 MS Exh Hall B A New Explanation For Oscillatory Zoning In Plagioclase Phenocrysts
*G K Ustunisik, A Kilinc
POSTER    [details]
1340 V33C-1522 MS Exh Hall B Dynamic Magma Chamber Processes Reflected in Trace-Element Data From the May 1915 Eruption of Lassen Peak, California
*R A Kernen, J M Wenner, M A Clynne, J B Mahoney, J W Ferguson
POSTER    [details]
1340 V33C-1523 MS Exh Hall B Experimental Determination of Olivine Reaction Rim Growth Rates in the Lassen Peak, CA Magma Chamber
*B E Schwab, J M Castro
POSTER    [details]
1340 V33C-1524 MS Exh Hall B Magnetic fabric of the Torres del Paine, Patagonia
J Michel, *L Baumgartner, M de Saint-Blanquat, B Putlitz, A Sanchez, B Darbellay, M Cavargna
POSTER    [details]
1340 V33C-1525 MS Exh Hall B Evidence for volcano-pluton connections in the distal volcanic record: Examples from the western United States
*E H Christiansen, B J Kowallis, B B Britt
POSTER    [details]
1340 V33C-1526 MS Exh Hall B Magnetotelluric imaging of the Miocene Kumano-Omine volcano-plutonic complex in the Kii Peninsula, southwest Japan
*K Umeda
POSTER    [details]
1340 V33C-1527 MS Exh Hall B Incremental formation, differentiation, and explosion of an arc magma chamber: Isotopic and physical study of multi-caldera Ksudach volcano, Kamchatka, Russia
*I Bindeman, P Izbekov, C Chen, V Ponomareva, I Melekestsev
POSTER    [details]
1340 V33C-1528 MS Exh Hall B HREE Enrichment in Iron-rich Pyroxenes from Felsic Liquids
*P H Olin, J A Wolff
POSTER    [details]
1340 V33C-1529 MS Exh Hall B Rare Earth Element (REE)- SiO2 Variations in Intra-oceanic arc Felsic Liquids Generated by Basalt Fractionation and Amphibolite Melting: A Potential test for Discrimination
*J G Brophy
POSTER    [details]
1340 V33C-1530 MS Exh Hall B The role and fate of peritectic garnet in S-type granite Petrogenesis: The example of the Cape Granite Suite (South Africa)
*A Villaros, G Stevens, I Buick
POSTER    [details]


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