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Activity

2023

• THE SOUTHERNMOST CASCADES VOLCANIC ARC AND ITS RELATIONSHIP TO THE BASIN AND RANGE AND THE SIERRA NEVADA
  38 At the Crossroads—Addressing Geological Questions and Complexities Near the Boundary of the Basin & Range, Cascadia, and/or Sierra Nevada Provinces
  Friday, 19 May 2023

  1:30 PM - 4:00 PM

  Whitney Peak Ballroom 2
• INSIGHTS FROM CRYSTAL CHEMISTRY INTO THE PLUMBING SYSTEM OF A RAPIDLY ERUPTED SHIELD VOLCANO, CASCADES VOLCANIC ARC, CALIFORNIA
  1 Drivers of Cordilleran Magmatic Processes and Geochemistry
  Wednesday, 17 May 2023

  8:00 AM - 12:00 PM

  Whitney Peak Ballroom 2
• DOES THE ARRIVAL OF RECHARGE MAGMA CONTROL THE TIMING OF VOLCANIC ERUPTIONS? EVIDENCE FOR POST-RECHARGE COOLING IN ERUPTIONS FROM BROKEOFF VOLCANO, LASSEN VOLCANIC CENTER, CALIFORNIA
  1 Drivers of Cordilleran Magmatic Processes and Geochemistry
  Wednesday, 17 May 2023

  8:00 AM - 12:00 PM

  Whitney Peak Ballroom 2

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2021

• A RHEOLOGICAL INVESTIGATION OF THE 1915 SILICIC LAVAS AT LASSEN PEAK, CALIFORNIA
  T124 Rhyolites, Take a Bow! Examining the Production of Rhyolite Magma in Continental Arc Settings (Posters)
  Monday, 11 October 2021

  2:30 PM - 6:30 PM

  Exhibit Hall A
• VOLCANIC AND TECTONIC GAP BETWEEN THE LASSEN AND SHASTA SEGMENTS OF THE CASCADES VOLCANIC ARC
  14 Quaternary Volcanic Centers of the Cordillera
  Friday, 14 May 2021

  8:30 AM - 12:30 PM

  Mackay School of Earth Sciences & Engineering Room

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2018

• AGE OF ZIRCON: WHAT IS REALLY BEING RECORDED IN INTERMEDIATE-TO-SILICIC ARC VOLCANIC ROCKS?
  T89 Magmas Assemble! Petrologic, Geochemical, Chronologic, and Geophysical Insights into the Architecture and Timescales of Magmatic Systems
  Monday, 5 November 2018

  8:00 AM - 12:00 PM

  Room 240-241

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2017

• MAGMA CHAMBER DYNAMICS AND ERUPTIVE MECHANISMS IN THE CASCADE ARC: INSIGHTS FROM MELT INCLUSIONS AND TITANIUM-IN-QUARTZ THERMOBAROMETRY
  392 D37. Volcanology (Posters)
  Wednesday, 25 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF

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2014

• PRESSURE AND TEMPERATURE EVOLUTION OF THE CHAOS CRAGS MAGMATIC SYSTEM, MT LASSEN; INSIGHTS FROM CL TEXTURES AND TRACE ELEMENTS IN QUARTZ PHENOCRYSTS
  T180 Continental Arcs #3: Mapping the Temporal and Compositional Evolution of Subvolcanic Magmatic Systems
  Tuesday, 21 October 2014

  8:00 AM - 12:00 PM

  118
• FELSIC MAGMAS FROM MT. BAKER IN THE NORTHERN CASCADE ARC: ORIGIN AND ROLE IN ANDESITE PRODUCTION
  T225 Magmatism and Geodynamics within the Cascadia Subduction Zone (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• HIGH-MG ANDESITES FROM THE NORTHERN CASCADE ARC: USING MINERAL CHEMISTRY TO DISTINGUISH BETWEEN HYPOTHESES FOR PETROGENESIS
  T225 Magmatism and Geodynamics within the Cascadia Subduction Zone (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• ZIRCON AGES AND COMPOSITIONS OF THE EAGLE PEAK AND TWIN LAKES SEQUENCES, LASSEN VOLCANIC CENTER, NORTHERN CALIFORNIA
  T213 Continental Arcs #3: Mapping the Temporal and Compositional Evolution of Subvolcanic Magmatic Systems (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• ZIRCON U-PB AGES AND TRACE ELEMENT COMPOSITION FOR ERUPTIVE UNITS BETWEEN 193–588±69 KA, LASSEN VOLCANIC CENTER, NORTHERN CALIFORNIA
  T213 Continental Arcs #3: Mapping the Temporal and Compositional Evolution of Subvolcanic Magmatic Systems (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• CRYSTAL MUSH STORAGE CONDITIONS ACROSS THE CASCADE RANGE INFERRED FROM ZIRCON AGE AND TRACE ELEMENT COMPOSITIONS
  T180 Continental Arcs #3: Mapping the Temporal and Compositional Evolution of Subvolcanic Magmatic Systems
  Tuesday, 21 October 2014

  8:00 AM - 12:00 PM

  118
• WANING DEHYDRATION OF MANTLE SERPENTINITE IN THE SUBDUCTING PLATE DRIVES SLAB MELTING BENEATH THE CASCADE ARC
  T75 Magmas and Their Sources II: A Tribute to the Distinguished Career of Fred Frey
  Sunday, 19 October 2014

  1:00 PM - 5:00 PM

  205/206

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2013

• COMBINED MICROANALYTICAL METHODS DETAIL HISTORY OF MAGMATISM AT MOUNT ST. HELENS
  T405 Microanalysis of Trace Elements and Isotopes in Igneous Petrology: Applications to Genesis, Storage, Evolution, Transport, and Eruption of Magma
  Wednesday, 30 October 2013

  1:00 PM - 5:00 PM

  Room 303

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2012

• UNDERSTANDING THE MOUNT ST. HELENS MAGMATIC SYSTEM USING ZIRCON SURFACE GEOCHRONOLOGY AND GEOCHEMISTRY, 3D X-RAY TOMOGRAPHY, AND GLASS COMPOSITIONS
  35 Mechanisms of Arc Magma Generation along the Cordillera
  Saturday, 31 March 2012

  8:30 AM - 12:50 PM

  Juarez 3

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2010

• ACTIVE INTRUSIVE COMPLEXES BENEATH ARC VOLCANOES: THE ZIRCON RECORD OF MOUNT ST. HELENS
  10 Debating the Connections Between the Plutonic and Volcanic Rock Record
  Thursday, 27 May 2010

  1:30 PM - 5:00 PM

  Platinum 2

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2009

• PLEISTOCENE MAGMATIC-HYDROTHERMAL SYSTEMS IN THE LASSEN REGION, NORTHEASTERN CALIFORNIA
  T204 Magmas and Volatiles: Linking Granites, Volcanoes, Geothermal Systems, and Mineral Deposits II
  Tuesday, 20 October 2009

  1:30 PM - 5:30 PM

  E143/144
• POISON LAKE CHAIN PRIMITIVE BASALTS AS PROXIES FOR MANTLE COMPOSITIONS BENEATH THE SOUTHERN CASCADES
  T110 Multidisciplinary Studies of Cascade Volcanism and its Tectonic Setting (Posters)
  Monday, 19 October 2009

  9:00 AM - 6:00 PM

  Hall A
• PLUTONIC BEHAVIOR OF A CASCADE ARC VOLCANO: THE ZIRCON RECORD OF THE MOUNT ST. HELENS MAGMATIC SYSTEM
  T65 Multidisciplinary Studies of Cascade Volcanism and its Tectonic Setting II
  Sunday, 18 October 2009

  1:30 PM - 5:30 PM

  E143/144
• CASCADE ARC AND WALKER LANE INTERACTION IN THE LASSEN VOLCANIC REGION, CALIFORNIA
  T18 Multidisciplinary Studies of Cascade Volcanism and its Tectonic Setting I
  Sunday, 18 October 2009

  8:00 AM - 12:00 PM

  E143/144

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2008

• CHARACTERIZATION AND DETAILED DESCRIPTION OF THE NOMLAKI TUFF, NORTHERN CALIFORNIA
  30 Igneous/Metamorphic Petrology, and Volcanology (Posters)
  Friday, 21 March 2008

  8:00 AM - 12:00 PM

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2007

• EVOLUTION OF MOUNT ST. HELENS SUB-VOLCANIC MAGMATIC SYSTEM REVEALED BY ZIRCON: EVIDENCE FROM SHRIMP-RG ANALYSIS OF TRACE ELEMENTS AND U-TH DISEQUILIBRIA
  T196 Geochemistry of Magmatic and Metamorphic Processes I: In Honor of the Contributions of Joseph L. Wooden
  Wednesday, 31 October 2007

  8:00 AM - 12:00 PM
• FIELD MEASUREMENTS OF MAFIC ENCLAVE POPULATION DENSITY AT CHAOS CRAGS, LASSEN VOLCANIC NATIONAL PARK, CA AND IMPLICATIONS FOR MAGMA MIXING
  30 Petrology, Volcanology, and Geochemistry (Posters)
  Sunday, 6 May 2007

  8:00 AM - 6:00 PM

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2006

• CHARACTERIZATION OF THE YANA VOLCANIC CENTER
  44 GSA: Petrology and Volcanology (Posters)
  Wednesday, 10 May 2006

  1:00 PM - 5:00 PM

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2005

• GEOLOGIC AND PETROLOGIC FRAMEWORK FOR THE 2004-2005 ERUPTION OF MOUNT ST. HELENS, WASHINGTON
  44 Ophiolites, Batholiths, and Regional Geology II: A Session in Honor of Cliff Hopson
  Sunday, 1 May 2005

  1:00 PM - 5:00 PM

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2003

• VOLCANISM IN THE SOUTHERNMOST CASCADES: TECTONIC CONTROLS, MANTLE SOURCES, AND CRUSTAL INTERACTION
  T251 The Cascade Volcanic Arc System
  Wednesday, 5 November 2003

  1:30 PM - 5:30 PM

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Date Unknown

• THE ANTIQUITY OF MOUNT ST. HELENS AND AGE OF THE HAYDEN CREEK DRIFT
  T33 Quaternary History and Stratigraphy of the Pacific Northwest (Posters)
• OXYGEN ISOTOPE CONSTRAINTS ON MAGMATIC EVOLUTION AND SOURCES AT LASSEN VOLCANIC CENTER, CALIFORNIA
  T231 The Cascade Volcanic Arc System (Posters)
• CONSTRAINTS ON THE TIMESCALES AND MIXING DYNAMICS OF THE MAGMA RECHARGE EVENT ASSOCIATED WITH THE 1915 ERUPTION OF LASSEN PEAK, CALIFORNIA
  T231 The Cascade Volcanic Arc System (Posters)
• REMOTE SENSING AS A TOOL FOR GEOLOGIC MAPPING AT MOUNT ST. HELENS, WASHINGTON
  T231 The Cascade Volcanic Arc System (Posters)
• MULTIPLE DENDROCHRONOLOGICAL RESPONSES TO THE ERUPTION OF CINDER CONE, LASSEN VOLCANIC NATIONAL PARK, CALIFORNIA
  209 Planetary Geology: Potpourri (Posters)