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Joint 118th Annual Cordilleran/72nd Annual Rocky Mountain Section Meeting - 2022

Session No. 44
Thursday, 17 March 2022: 1:30 PM-5:30 PM
CBC-A 108 (UNLV Classroom Building Complex A)

T12. Advances in Understanding Arc Magmatism in the Southwestern Cordillera II

 

Robinson Cecil, Joshua Schwartz, PhD and Jade Star Lackey, Advocates
Paper #
Start Time
44-1
1:30 PM
SPATIAL VARIABILITY IN ZIRCON TRACE ELEMENT GEOCHEMISTRY OF THE CRETACEOUS CALIFORNIA ARC
CAMPBELL, Joella1, CECIL, Robinson1 and LACKEY, Jade Star2, (1)Geological Sciences, California State University Northridge, 18111 Nordhoff St, Northridge, CA 91330, (2)Department of Geology, Pomona College, Claremont, CA 91711
44-2
1:50 PM
ASSESSING CRUSTAL INFLUENCE ON SILICIC CORDILLERAN ARC VOLCANISM IN THE MESOZOIC: WHOLE ROCK AND ZIRCON TRACE ELEMENT INSIGHTS
BRADY, Graham and LACKEY, Jade Star, Department of Geology, Pomona College, Claremont, CA 91711
44-3
2:10 PM
INSIGHT INTO REGIONAL TECTONICS REVEALED THROUGH GEOCHEMICAL AND PETROGRAPHIC ANALYSIS OF THE RHYOLITES OF THE TUMALO VOLCANIC CENTER, CENTRAL OREGON
MCLEOD, Jennifer and KENT, Adam, College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, 104 CEOAS Administration Building, Corvallis, OR 97331-5503
44-4
2:30 PM
VOLCANIC AND TOPOGRAPHIC EVOLUTION OF THE SIERRA SAN FRANCISCO, BAJA CALIFORNIA SUR, MEXICO
HAUSBACK, Brian1, GRANDY, Samuel1, DORSEY, Rebecca J.2, DARIN, Michael3 and BENNETT, Scott4, (1)Geology, California State University, Sacramento, 6000 J Street, Sacramento, CA 958l9-6043, (2)Department of Earth Sciences, University of Oregon, Eugene, OR 97403, (3)Nevada Bureau of Mines & Geology, University of Nevada, Reno, 1664 N. Virginia St, MS 0178, Reno, NV 89557-0178, (4)U.S. Geological Survey, 2130 SW Fifth Avenue, Portland, OR 97201
 
2:50 PM
Break
44-5
3:05 PM
EMPLOYING CRYSTAL ZONATION TO QUANTIFY ERUPTION INITIATION MECHANISMS
BERSSON, Jessica1, TILL, Christy1, SCHLIEDER, Tyler2 and COOPER, Kari M.2, (1)School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287, (2)Department of Earth & Planetary Sciences, University of California, Davis, One Shields Ave, Davis, CA 95616
44-6
3:25 PM
USING THERMODYNAMIC MODELING TO UNDERSTAND DISEQUILIBRIUM TEXTURES PRESERVED IN SILICIC ERUPTIONS
HUGGINS, Ellyn, Department of Geological Science and Engineering, University of Nevada, Reno, Reno, NV and RUPRECHT, Philipp, Department of Geological Sciences and Engineering, University of Nevada, Reno, Reno, NV 89557
44-7
3:45 PM
MAGMA STORAGE DEPTHS PRIOR TO THE 2018 MOUNT VENIAMINOF ERUPTION, ALASKA
HUGGINS, Ellyn, Department of Geological Science and Engineering, University of Nevada, Reno, Reno, NV and RUPRECHT, Philipp, Department of Geological Sciences and Engineering, University of Nevada, Reno, Reno, NV 89557
44-8
4:05 PM
REASSESSING EMBAYMENT-BASED MAGMA ASCENT RATES FROM SILICIC TO INTERMEDIATE ARC ERUPTIONS
HOSSEINI, Behnaz, MYERS, Madison L. and SAALFELD, Megan A., Department of Earth Sciences, Montana State University, 226 Traphagen Hall, Bozeman, MT 59718
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