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Activity

2021

• MELT-ROCK REACTIONS RECORDED IN LHERZOLITE XENOLITHS FROM ST. GEORGE ISLAND, ALASKA: IMPLICATIONS FOR MAGMA HETEROGENEITY OF MONOGENETIC VOLCANIC FIELDS
  17 Ultramafic and Mafic Magmatism
  Tuesday, 20 April 2021

  8:00 AM - 12:00 PM

  Missouri State University- Geography and Geology MS Program Room

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2015

• CRUSTAL DIFFERENTIATION PROCESSES AT CERRO UTURUNCU, ANDEAN CENTRAL VOLCANIC ZONE, SW BOLIVIA: INSIGHTS FROM IN SITU SR ISOTOPIC ANALYSES OF PLAGIOCLASE PHENOCRYSTS
  T99 A Matter of Perspective: Integrating Macro- and Micro-Scale Evidence in Investigations of Magmatic Origins and Histories
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 341

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2013

• MULTI-STAGE MIXING FOLLOWING ASSIMILATION-FRACTIONAL CRYSTALLIZATION AT CERRO UTURUNCU, ANDEAN CENTRAL VOLCANIC ZONE, SW BOLIVIA AS REVEALED FROM IN SITU LASER ABLATION ISOTOPIC ANALYSES OF PLAGIOCLASE
  T115 Volcanology, Mineralogy, Geochemistry & Petrogenesis of Circum-Pacific Magmatism: A Tribute Session to Gerhard Wörner
  Monday, 28 October 2013

  8:00 AM - 12:00 PM

  Room 605

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2006

• GEOLOGY OF ST. PAUL AND ST. GEORGE ISLANDS, ALASKA: FIELD- AND WEB-BASED LEARNING THROUGH THE PRIBILOF ISLANDS STEWARDSHIP PROGRAM
  9 GSA: Geoscience Education and Public Outreach
  Monday, 8 May 2006

  12:55 PM - 4:00 PM

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2005

• JOHNSTON RIDGE TO WINDY RIDGE: A SELF-LED GEOLOGIC TRAIL GUIDE AT MOUNT ST. HELENS NATIONAL VOLCANIC MONUMENT
  T176 Geology of Parks and Public Lands: Effective and Innovative Informal Earth Science Education for the Masses
  Tuesday, 18 October 2005

  1:30 PM - 3:30 PM

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2004

• DISAGGREGATION OF PLUTONIC INCLUSIONS IN MOUNT ST. HELENS DACITIC ROCKS ERUPTED FROM 1980 THROUGH 1986
  T25 Sigma Gamma Epsilon Student Research (Posters)
  Sunday, 7 November 2004

  8:00 AM - 12:00 PM

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2002

• UNDERGRADUATE RESEARCH IN FIELD- AND LABORATORY-BASED PETROLOGY PROJECTS: BENEFITS AND CHALLENGES
  T134 Undergraduate Research in the Geosciences: Faculty and Student Perspectives (Posters)
  Tuesday, 29 October 2002

  8:00 AM - 12:00 PM
• ORIGIN OF CALC-ALKALINE MAGMAS AT WASBURN VOLCANO, ABSAROKA VOLCANIC PROVINCE, WYOMING
  30 Pacific Northwest Geology East of the Cascades: In Honor of George W. Walker (Posters)
  Tuesday, 14 May 2002

  1:30 PM - 5:30 PM
• EVIDENCE FOR MIXING AND SELF-MIXING AT VOLCÁN AUCANQUILCHA, CENTRAL VOLCANIC ZONE OF THE ANDES, NORTHERN CHILE
  1 Volcanology, Volcanism, and Volcanic Rocks (Posters)
  Monday, 13 May 2002

  8:00 AM - 12:00 PM

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2001

• PETROGRAPHY AND GEOCHEMISTRY OF THE COPPER LAKES INTRUSIVE SERIES, ABSAROKA VOLCANIC PROVINCE, WYOMING
  7 Undergraduate Research Session (Posters)
  Monday, 30 April 2001

  1:00 PM - 5:00 PM

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Date Unknown

• PETROGENSIS OF SHOSHONITIC MAGMAS AT THE SUNLIGHT VOLCANO, ABSAROKA VOLCANIC PROVINCE, WYOMING
  4 General Geology and Rio Grande Rift (Posters)
• ORIGIN AND TECTONIC IMPLICATIONS OF ACROSS-STRIKE GEOCHEMICAL VARIATIONS IN THE EOCENE ABSAROKA VOLCANIC PROVINCE, USA
  162 Petrology, Igneous and Experimental (Posters)
• OXYGEN ISOTOPE CONSTRAINTS ON MAGMATIC EVOLUTION AND SOURCES AT LASSEN VOLCANIC CENTER, CALIFORNIA
  T231 The Cascade Volcanic Arc System (Posters)
• OXYGEN ISOTOPE GEOCHEMISTRY OF PRIMITIVE CALC-ALKALINE MAFIC LAVAS IN THE SOUTHERNMOST CASCADES
  150 Geochemistry Other (Posters): Hydrothermal and Igneous Geochemistry
• STRUCTURAL TRENDS AND CONTROL ON VOLCANIC FEATURES ON ST. PAUL ISLAND, PRIBILOF ISLANDS, ALASKA
  26 Volcanology, Igneous and Metamorphic Petrology (Posters)
• SPATIAL DISTRIBUTION AND COMPOSITIONAL VARIATIONS OF MAGMATIC INCLUSIONS IN THE MOUNT HELEN DOME, LASSEN VOLCANIC CENTER: IMPLICATIONS FOR MAGMA CHAMBER DYNAMICS
  127 Petrology and Volcanology (Posters)
• MAGMATIC INCLUSIONS IN THE MT. HELEN DOME, LASSEN VOLCANIC CENTER, SOUTHERNMOST CASCADES: CONSTRAINTS ON UPPER-CRUSTAL MAGMATIC AND ERUPTIVE PROCESSES
  5 T5. Processes, Comparisons and Other Cordilleran Issues I: Seismicity, General Tectonic Processes, and Specific Examples
• EVOLUTION AND GEOCHRONOLOGY OF THE YOUNGEST ERUPTIVE CENTER IN THE BERING SEA BASALT PROVINCE: ST. PAUL ISLAND, PRIBILOF ISLANDS, ALASKA
  188 Quaternary Geology/Geomorphology (Posters) III: Glaciers, Volcanoes, Caves, and Isotopes
• GEOLOGIC CONDITIONS AFFECTING GROUNDWATER AND ITS FLOW ON ST. GEORGE ISLAND, ALASKA
  188 Quaternary Geology/Geomorphology (Posters) III: Glaciers, Volcanoes, Caves, and Isotopes