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Activity

2016

• CRYSTAL ACCUMULATION AND MELTING IN FELSIC ALKALINE MAGMAS, AND THE SYENITE-TRACHYTE PROBLEM
  T19 Alkaline Rocks: In Honor and Memory of Daniel S. Barker
  Sunday, 25 September 2016

  8:00 AM - 12:00 PM

  Room 205

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2014

• DATING THE COLUMBIA RIVER FLOOD BASALTS BY CORRELATION OF INTERBEDDED SILICIC ASH LAYERS
  207 Volcanology (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• GEOCHEMICAL STRATIGRAPHY IN THE YELLOWSTONE LAVA CREEK TUFF MAGMA CHAMBER: IMPLICATIONS FOR ERUPTION TRIGGERING MECHANISMS FROM MAJOR AND TRACE ELEMENT ZONING IN FELDSPAR
  T233 Cenozoic Magmatism and Volcanism in the North American Cordillera (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• ORIGIN OF COMPOSITIONAL ZONING IN RHYOLITIC IGNIMBRITES BY CUMULATE MELTING: A PETROLOGIC COMPARISON OF 'BISHOP TYPE' AND 'SNAKE RIVER TYPE' RHYOLITES
  35 Yellowstone–Snake River Plain–Columbia River Volcanic Province: Geology, Petrology, Geophysics, and Geodynamics
  Wednesday, 21 May 2014

  1:00 PM - 5:00 PM

  Gaines Hall 101
• PETROGENESIS OF THE MAFIC AND INTERMEDIATE MAGMAS AT THE MCDERMITT CALDERA CENTER, NORTHERN NEVADA AND SOUTHERN OREGON
  35 Yellowstone–Snake River Plain–Columbia River Volcanic Province: Geology, Petrology, Geophysics, and Geodynamics
  Wednesday, 21 May 2014

  1:00 PM - 5:00 PM

  Gaines Hall 101
• AN OVERVIEW OF THE VOLCANOLOGY, PETROGENESIS, AND TECTONIC SETTING OF THE OWYHEE FRONT RHYOLITES IN THE WESTERN SNAKE RIVER PLAIN, IDAHO
  32 Yellowstone–Snake River Plain–Columbia River Volcanic Province: Geology, Petrology, Geophysics, and Geodynamics (Posters)
  Wednesday, 21 May 2014

  8:00 AM - 5:00 PM

  Ballroom B, C, D

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2013

• CORRELATING MAGMATIC TEMPERATURES AND MELT INCLUSION ISOTOPIC COMPOSITIONS IN SINGLE QUARTZ CRYSTALS HOSTED IN HIGH SILICA RHYOLITES, VALLES CALDERA, NEW MEXICO
  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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2011

• APPLICATION OF PORTABLE X-RAY FLUORESCENCE SPECTROMETRY TO PROBLEMS IN VOLCANOLOGY
  T89 Spectroscopy for the Geosciences in the 21st Century
  Monday, 10 October 2011

  8:00 AM - 12:00 PM

  Room 102D-F
• A SIMPLE GEOCHEMICAL MODEL FOR BASALT AND RHYOLITE GENESIS ALONG THE YELLOWSTONE HOTSPOT TRACK
  T35 Recent Advances in Studies of Large-Volume Silicic Volcanism: Stratigraphy, Architecture, Evolution (Posters)
  Sunday, 9 October 2011

  9:00 AM - 6:00 PM

  Hall C
• JUST HOW BIG IS COUGAR POINT TUFF XIII?
  T35 Recent Advances in Studies of Large-Volume Silicic Volcanism: Stratigraphy, Architecture, Evolution (Posters)
  Sunday, 9 October 2011

  9:00 AM - 6:00 PM

  Hall C
• STRONTIUM ISOTOPES AND MAGMA DYNAMICS: WHAT WE CAN LEARN FROM HIGH-TEMPERATURE RHYOLITES
  15 Geochemistry of Igneous Rocks: From Small Scales to Big Pictures
  Thursday, 19 May 2011

  8:00 AM - 12:00 PM

  Juniper

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2010

• RECONSTRUCTION OF THE YOUNGEST VOLCANIC ERUPTIONS FROM THE VALLES CALDERA, JEMEZ MOUNTAINS VOLCANIC FIELD
  T44 Volcanic and Landscape Evolution of the Jemez Mountains Volcanic Field (Posters)
  Sunday, 31 October 2010

  8:00 AM - 6:00 PM

  Hall D
• THE TSHIREGE MEMBER OF THE BANDELIER TUFF: A NEW ATTEMPT AT A COMPREHENSIVE STRATIGRAPHY
  T44 Volcanic and Landscape Evolution of the Jemez Mountains Volcanic Field (Posters)
  Sunday, 31 October 2010

  8:00 AM - 6:00 PM

  Hall D
• A NEW LOOK AT THE DEPOSITS AND ERUPTION SEQUENCE OF THE OTOWI MEMBER, BANDELIER TUFF FORMATION, JEMEZ MOUNTAINS, NEW MEXICO
  T13 Volcanic and Landscape Evolution of the Jemez Mountains Volcanic Field
  Sunday, 31 October 2010

  8:00 AM - 12:00 PM

  Mile High Ballroom 4AB
• CHEMICAL AND PETROGRAPHIC CHARACTERISTICS OF CRYSTALS FROM THE EAST FORK MEMBER, VALLES CALDERA, NEW MEXICO, USA
  T44 Volcanic and Landscape Evolution of the Jemez Mountains Volcanic Field (Posters)
  Sunday, 31 October 2010

  8:00 AM - 6:00 PM

  Hall D
• CORRELATING MAGMATIC TEMPERATURES AND MELT INCLUSION COMPOSITIONS AT THE SINGLE CRYSTAL LEVEL
  T13 Volcanic and Landscape Evolution of the Jemez Mountains Volcanic Field
  Sunday, 31 October 2010

  8:00 AM - 12:00 PM

  Mile High Ballroom 4AB
• SPATIAL AND TEMPORAL TRENDS IN JEMEZ MOUNTAINS VOLCANISM
  T44 Volcanic and Landscape Evolution of the Jemez Mountains Volcanic Field (Posters)
  Sunday, 31 October 2010

  8:00 AM - 6:00 PM

  Hall D
• CALDERAS REVISITED: VALLES CALDERA, NEW MEXICO
  65 Igneous/Metamorphic Petrology and Geochemistry (Posters)
  Tuesday, 16 March 2010

  8:00 AM - 12:05 PM

  International ABCDF

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2009

• PETROGENESIS OF THE GRANDE RONDE LAVAS: HIGH-P MELTING OF BASALTIC ROCK OR CRUSTAL CONTAMINATION?
  T80 Sixth Columbia River Basalt Symposium I: Volcanism, Tectonism, Petrology, and Hydrogeology 2009
  Monday, 19 October 2009

  8:00 AM - 12:00 PM

  B110/111/112
• EVALUATING THE ORIGIN OF COLUMBIA RIVER BASALTS: INSIGHTS FROM MINERAL SCALE ISOTOPE VARIATIONS
  T80 Sixth Columbia River Basalt Symposium I: Volcanism, Tectonism, Petrology, and Hydrogeology 2009
  Monday, 19 October 2009

  8:00 AM - 12:00 PM

  B110/111/112
• GEOLOGIC EVOLUTION AND INITIAL CONSTRAINTS ON THE PETROGENESIS OF THE MCDERMITT VOLCANIC CENTER, NORTHERN NV AND SOUTHERN OR
  T138 Large Igneous Provinces (LIPs) through Geologic Time
  Monday, 19 October 2009

  1:30 PM - 5:30 PM

  Portland Ballroom 252
• POTENTIAL SOURCE CONTRIBUTIONS FOR LOW δ18O RHYOLITES IN THE CENTRAL SNAKE RIVER PLAIN
  T106 Sixth Columbia River Basalt Symposium: Volcanism, Tectonism, Petrology, and Hydrogeology 2009 (Posters)
  Monday, 19 October 2009

  9:00 AM - 6:00 PM

  Hall A
• GEOCHEMISTRY OF VOLCANIC ROCKS FROM THE MOUNT TAYLOR VOLCANIC FIELD, AND COMPARISON WITH THE NEARBY JEMEZ MOUNTAINS
  33 Petrology, Igneous (Posters)
  Sunday, 18 October 2009

  9:00 AM - 6:00 PM

  Hall A
• TWO CATEGORIES OF A-TYPE RHYOLITE: EXAMPLES FROM THE SNAKE RIVER PLAIN AND TRANS-PECOS TEXAS
  2 Trans-Pecos Volcanic Province
  Monday, 16 March 2009

  8:00 AM - 10:00 AM

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2008

• TWO PETROLOGIC TYPES OF HIGH-GRADE IGNIMBRITE? A COMPARISON BETWEEN RHYOLITES OF THE TRANS-PECOS TEXAS AND CENTRAL SNAKE RIVER PLAIN VOLCANIC FIELDS
  9 Alkali Magmatism and Associated Minerals and Rocks
  Tuesday, 1 April 2008

  8:00 AM - 10:40 AM
• CONNECTING HIGH-SILICA, RHYOLITE-HOSTED PHENOCRYSTS TO POTENTIAL CRYSTAL MUSH INTRUSIVE COMPLEMENTS: INSIGHTS FROM BAITOUSHAN VOLCANO AND VALLES CALDERA
  18 Mafic-Silicic Magmatism: Crystallization Histories, Magma Interactions, and Eruption Mechanisms II
  Thursday, 20 March 2008

  1:30 PM - 4:30 PM

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2007

• OXYGEN ISOTOPE VARIATIONS ALONG THE YELLOWSTONE HOTSPOT TRACE: CAN A SINGLE MODEL EXPLAIN IT ALL?
  T169 The Track of the Yellowstone Hot Spot II: What do Neotectonics, Climate Indicators, Volcanism, and Petrogenesis Reveal about Subsurface Processes?
  Tuesday, 30 October 2007

  1:30 PM - 5:30 PM
• WIDESPREAD GENERATION OF LOW-δ18O MAGMA IN THE CENTRAL SNAKE RIVER PLAIN: COMPARING THE WEST BENNETT HILLS AND BRUNEAU-JARBIDGE RHYOLITES
  T169 The Track of the Yellowstone Hot Spot II: What do Neotectonics, Climate Indicators, Volcanism, and Petrogenesis Reveal about Subsurface Processes?
  Tuesday, 30 October 2007

  1:30 PM - 5:30 PM
• A SIMPLE GEOCHEMISTRY-BASED MODEL FOR CRB VOLCANISM AND ITS RELATION TO SNAKE RIVER PLAIN MAGMATISM
  T107 The Track of the Yellowstone Hot Spot I: What Do Neotectonics, Climate Indicators, Volcanism, and Petrogenesis Reveal about Subsurface Processes?
  Monday, 29 October 2007

  1:30 PM - 5:30 PM
• ON THE ORIGINS OF CHEMICAL AND ISOTOPIC DIVERSITY AMONG THE COLUMBIA RIVER FLOOD BASALTS
  30 Petrology, Volcanology, and Geochemistry (Posters)
  Sunday, 6 May 2007

  8:00 AM - 6:00 PM

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2004

• LARGE VOLUME LOW d18O RHYOLITES IN THE BRUNEAU-JARBIDGE VOLCANIC CENTER: EVIDENCE FOR LARGE SCALE MELTING OF HYDROTHERMALLY ALTERED CRUST?
  14 Large-volume Ryolites of the Western USA: A Tribute to Bill Bonnichsen
  Monday, 3 May 2004

  1:00 PM - 5:00 PM

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2003

• LARGE-SCALE LOW d18O RHYOLITIC VOLCANISM, BRUNEAU-JARBIDGE VOLCANIC FIELD, IDAHO
  62 Volcanology and Igneous Petrology
  Monday, 3 November 2003

  8:00 AM - 12:00 PM
• ISOTOPIC HETEROGENEITY AND CRYSTAL ISOTOPE STRATIGRAPHY OF FLOOD BASALT LAVAS: THE COLUMBIA RIVER BASALT GROUP
  T53 The Columbia River Flood Basalts: New Insights into the Volcanism, Petrology, and Tectonism of a Large Igneous Province: Dedicated to Peter Hooper on His Retirement
  Sunday, 2 November 2003

  1:00 PM - 3:45 PM

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2001

• CHEMICAL VARIABILITY WITHIN SCORIA CONES: NO MAGMA CHAMBERS?
  155 Igneous Petrology (Posters)
  Thursday, 8 November 2001

  8:00 AM - 12:00 PM

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Date Unknown

• CONTAMINATION VS. LONG-TERM STORAGE OF HIGH-SILICA RHYOLITE MAGMA: HIGH-PRECISION PB ISOTOPE RATIO EVIDENCE FROM THE BANDELIER TUFF
  162 Petrology, Igneous and Experimental (Posters)
• A FUSED TUFF IN THE TERTIARY GRANDE RONDE BASALT, COLUMBIA RIVER BASALT GROUP, WEST-CENTRAL IDAHO
  143 Mineralogy/Crystallography; Petrology; Volcanology (Posters)
• DIVERSE RHYOLITES CLOSELY ASSOCIATED IN SPACE AND TIME, WESTERN SNAKE RIVER PLAIN
  224 Volcanology (Posters)
• MIOCENE RHYOLITES OF THE OWYHEE FRONT, WESTERN SNAKE RIVER PLAIN, IDAHO
  127 Petrology and Volcanology (Posters)