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Activity

2022

• LONG-TERM THERMAL HISTORY OF THE PRECAMBRIAN BASEMENT IN THE US GREAT PLAINS USING ZIRCON (U-TH)/HE THERMOCHRONOLOGY FROM BORE-HOLE SAMPLES
  T163 Advances and Applications of Thermochronology in Tectonic, Magmatic, Basin, and Geomorphic Studies (Posters)
  Tuesday, 11 October 2022

  9:00 AM - 1:00 PM

  Exhibit Hall F

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2021

• OPEN-SYSTEM BEHAVIOR IN A CRUSTAL-SCALE MAGMA COLUMN, KLAMATH MOUNTAINS, CALIFORNIA
  T37 The How, When, Where, and Why of Open-System Magma Processes
  Sunday, 10 October 2021

  1:30 PM - 5:30 PM

  Portland Ballroom 252 (Hybrid Room)

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2020

• THE GEOLOGIC BASEMENT IN TEXAS: RESULTS OF A NEW STATE-WIDE SYNTHESIS
  T161 The Geology of Induced Seismicity
  Wednesday, 28 October 2020

  5:30 PM - 8:00 PM

  Meeting Rooms

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2019

• THE GRANITE RHYOLITE PROVINCE OF NORTH AMERICA
  13 Rhyolite/Granite Magmatism I
  Tuesday, 26 March 2019

  8:00 AM - 12:00 PM

  Konza Prairie Room

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2018

• LENGTH SCALES OF MAGMA MIXING AND MAGMA CHAMBER DIMENSIONS AS INFERRED FROM ZONING IN FELDSPARS, TUOLUMNE INTRUSIVE COMPLEX, YOSEMITE NATIONAL PARK, CA
  36 D2. Geology of the Sierra Nevada (Posters)
  Wednesday, 16 May 2018

  8:30 AM - 6:30 PM

  Outdoor Tents

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2017

• PRESERVATION OF PALEOTOPOGRAPHY OF THE GRANITE-RHYOLITE PROVINCE OF THE MIDCONTINENT, USA: A BURIAL AND EXHUMATION HISTORY
  T388 Challenges in Tectonics: Dynamic Interactions among Earth-Surface Processes, Landscape Evolution, and Tectonics (Posters)
  Wednesday, 25 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• ZONING IN FELDSPARS AS TRACERS OF LENGTH SCALES OF MAGMA MIXING AND MAGMA CHAMBER SIZE IN THE TUOLUMNE INTRUSIVE COMPLEX, YOSEMITE NATIONAL PARK, CA
  T154 Geochemical and Petrologic Forensics in the study of Earth’s Magmatism: A Tribute to the Distinguished Career of Jon Davidson (1959–2016) (Posters)
  Monday, 23 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• COMPLEX MAGMA MIXING IN THE LOWER CRUST RECORDED BY MAJOR AND TRACE ELEMENT ZONING IN HIGH-PRESSURE AMPHIBOLE: KLAMATH MOUNTAIN PROVINCE, NORTHERN CALIFORNIA
  T47 Geochemical and Petrologic Forensics in the study of Earth’s Magmatism: A Tribute to the Distinguished Career of Jon Davidson (1959–2016)
  Sunday, 22 October 2017

  1:30 PM - 5:30 PM

  Skagit 2
• TRACKING STAGES OF MAGMATIC EVOLUTION BY COMPARISON OF TRACE ELEMENTS AND ISOTOPES IN DIFFERENT MINERAL POPULATIONS IN THE TUOLUMNE INTRUSIVE COMPLEX
  T47 Geochemical and Petrologic Forensics in the study of Earth’s Magmatism: A Tribute to the Distinguished Career of Jon Davidson (1959–2016)
  Sunday, 22 October 2017

  1:30 PM - 5:30 PM

  Skagit 2
• HIGH-PRESSURE AMPHIBOLE IN JURASSIC ARC MAGMAS: INSIGHTS INTO DEEP CRUSTAL MAGMATIC PROCESSES
  17 Cordilleran Magmatic Forensics II—Insights from the Igneous, Metamorphic, and Sedimentary Record
  Tuesday, 23 May 2017

  1:30 PM - 4:50 PM

  Room 318A

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2016

• PRECAMBRIAN BASEMENT OF WEST TEXAS AND EASTERN NEW MEXICO, THE STORY FROM CORE AND CUTTINGS
  T130 Structure and Tectonics of the South-Central United States: Craton to Gulf of Mexico and the Annual George P. Woollard Award Presentation
  Monday, 26 September 2016

  1:30 PM - 5:30 PM

  Room 407
• GARNET ZONING IN THE BROKEN HILL ORE PACKAGE: EVIDENCE FOR METASOMATIC REACTIONS DURING COOLING OF THE PARTIALLY MELTED BROKEN HILL ORE BODY
  T108 Fifty Years of Innovation in Petrology and Orogenic Systems I: A Tribute to Lincoln Hollister
  Monday, 26 September 2016

  8:00 AM - 12:00 PM

  Room 205
• SIGNIFICANCE OF THE HORNBLENDE POPULATION DIVERSITY IN THE MARGINS OF THE KUNA CREST LOBE, TUOLUMNE INTRUSIVE COMPLEX, SIERRA NEVADA, CA
  T152 Go Small or Go Home: Microbeam Techniques Applied to Igneous, Metamorphic, and Sedimentary Petrology of Earth and Planetary Materials (Posters)
  Monday, 26 September 2016

  9:00 AM - 6:30 PM

  Exhibit Hall E/F
• TRACE ELEMENT ZONING IN HORNBLENDE: TRACKING AND MODELLING CRYSTALLIZATION OF CALC-ALKALINE ARC PLUTONS
  T35 Go Small or Go Home: Microbeam Techniques Applied to Igneous, Metamorphic, and Sedimentary Petrology of Earth and Planetary Materials
  Sunday, 25 September 2016

  1:30 PM - 5:30 PM

  Room 404
• CRYSTAL ACCUMULATION AND COMPOSITIONAL TRENDS IN A TILTED CALC-ALKALINE PLUTON
  13 Magma Sources to Volcanoes: Exploring Processes, Volumes, Storage and Inter-Connectivity in Continental Arcs
  Tuesday, 5 April 2016

  8:30 AM - 12:30 PM

  Meeting Room 200 C

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2014

• BATHOLITH EVOLUTION IN A 40-KM-THICK ACCRETIONARY COMPLEX, KLAMATH MOUNTAINS, CA
  T149 Continental Arcs #2: Processes at Arc to Magma Reservoir-Scale and Connections from Magma Source to Volcano
  Monday, 20 October 2014

  1:00 PM - 5:00 PM

  121
• MODIFICATION OF ARC LOWER CRUST: HF ISOTOPE EVIDENCE FOR SPATIAL/TEMPORAL CHANGES TO SOURCES OF JURASSIC PLUTONS, KLAMATH MOUNTAINS, CA AND OR
  8 Snoke Session 2: The Eclectic Tectonic Legacy of Arthur W. Snoke—Comparative Anatomy and Tectonic Evolution of Continental Margins from the Precambrian to Recent I
  Monday, 19 May 2014

  1:00 PM - 5:00 PM

  Gaines Hall 101

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2013

• USE OF AUGITE TO CHARACTERIZE TRACE ELEMENT CONCENTRATIONS IN CONTEMPORANEOUS JURASSIC ARC AND REMNANT ARC MAGMAS: THE CHETCO COMPLEX AND GRAYBACK PLUTON, KLAMATH MOUNTAINS, OREGON
  T154 Processes and Timescales of Magma Evolution in the Crust: Insights from the Past Fifty Years and Approaches for the Next Fifty Years (Posters)
  Monday, 28 October 2013

  9:00 AM - 6:30 PM

  Hall D
• THE WESTERN HAYFORK TERRANE: MIDDLE JURASSIC ARC WITH ADAKITIC AFFINITIES IN THE KLAMATH MOUNTAIN PROVINCE, OR AND CA
  12 Oceanic Petrogenesis of Pacific-Type Convergent Margins
  Tuesday, 21 May 2013

  8:15 AM - 12:00 PM

  Salon A1
• WHOLE-ROCK GEOCHEMICAL CLIMATE SIGNATURES OF PALEOSOLS RECOVERED FROM PLAYA CORES, SOUTHERN HIGH PLAINS, TEXAS
  24 Proxy Records of Abrupt Holocene Climate and Environmental Change
  Friday, 5 April 2013

  8:00 AM - 12:00 PM

  Classroom 203
• DECIPHERING THE TECTONIC SETTING OF THE PECOS MAFIC INTRUSIVE COMPLEX USING TRACE ELEMENT CONCENTRATIONS IN ORTHOPYROXENE
  11 Tectonic Evolution of South-Central Laurentia I: Megacontinents and Exotic Terranes, Orogenic Belts and Rifts: Celebrating the Career of Wm. R. Muehlberger
  Thursday, 4 April 2013

  1:30 PM - 5:30 PM

  Classroom 105
• TONALITIC-TRONDHJEMITIC MAGMATISM FROM GARNET-BEARING AND GARNET-FREE MIGMATIZED AMPHIBOLITES ON POLLOCK MOUNTAIN, WESTERN IDAHO: ESTIMATING MELT COMPOSITIONS FROM HORNBLENDE TRACE ELEMENT DATA
  10 Undergraduate Research I (Posters)
  Thursday, 4 April 2013

  8:00 AM - 12:00 PM

  Classroom 108
• XENOLITHS, ENCLAVES, AND SYNPLUTONIC DIKES IN THE WOOLEY CREEK BATHOLITH, NORTHERN CALIFORNIA
  12 Origins of Granites: A Tribute to Chappell and White
  Thursday, 4 April 2013

  1:30 PM - 5:30 PM

  Classroom 203

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2012

• THE FISH LAKE COMPLEX, NE OREGON: ESTIMATING MELT COMPOSITIONS USING CLINOPYROXENE TRACE ELEMENT DATA FROM A CUMULATE-RICH PLUTON
  34 Tectonics (Posters)
  Friday, 11 May 2012

  8:00 AM - 12:00 PM

  Alvarado D&E
• MIGMATIZATION OF AMPHIBOLITES ON POLLOCK MOUNTAIN, BLUE MOUNTAINS PROVINCE, WESTERN IDAHO
  23 Undergraduate Research in the Rocky Mountains (Posters)
  Thursday, 10 May 2012

  8:00 AM - 5:30 PM

  Alvarado D&E

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2010

• SPHENE AS A PRODUCT OF CALC-SILICATE ASSIMILATION, HORTAVæR INTRUSIVE COMPLEX, NORWAY
  T266 Accessory Minerals as Monitors of Magmatic Processes: New Ideas, Applications, and Pitfalls (Posters)
  Wednesday, 3 November 2010

  8:00 AM - 6:00 PM

  Hall D
• MAGMA EMPLACEMENT AND FABRIC DEVELOPMENT IN THE WOOLEY CREEK BATHOLITH, KLAMATH MOUNTAINS, CA
  33 Petrology (Posters)
  Sunday, 31 October 2010

  8:00 AM - 6:00 PM

  Hall D
• XENOLITH FRAGMENTATION, SCREEN FORMATION & ASSIMILATION IN THE TILTED WOOLEY CREEK BATHOLITH: A DOG'S BREAKFAST OF PROCESSES DURING MAGMA EMPLACEMENT
  33 Petrology (Posters)
  Sunday, 31 October 2010

  8:00 AM - 6:00 PM

  Hall D
• MAGMA MINGLING & MIXING: MAFIC ENCLAVES AND DIKES IN THE WOOLEY CREEK BATHOLITH, N. CALIFORNIA
  33 Petrology (Posters)
  Sunday, 31 October 2010

  8:00 AM - 6:00 PM

  Hall D

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2009

• HIGH-PRECISION GEOCHRONOLOGICAL TEST OF BIG TANK: MAGMATIC EVOLUTION OF UPWARDLY ZONED WOOLEY CREEK BATHOLITH WITH IMPLICATIONS FOR ZIRCON RESIDENCE TIMES
  T186 EARTHTIME: From Developing Tools to Teaching about Time (Posters)
  Tuesday, 20 October 2009

  9:00 AM - 6:00 PM

  Hall A
• GEOCHEMISTRY AND PETROLOGY OF LATE EOCENE CASCADE HEAD AND YACHATS BASALTS AND ALKALIC INTRUSIONS OF THE CENTRAL OREGON COAST RANGE, U.S.A
  33 Petrology, Igneous (Posters)
  Sunday, 18 October 2009

  9:00 AM - 6:00 PM

  Hall A

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2008

• PIXE Analysis of Lake Sediment, as a Complementary Technique for ICP Analysis
  141 Geochemistry; Geochemistry, Organic (Posters)
  Sunday, 5 October 2008

  8:00 AM - 4:45 PM

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2005

• PALEOMAGNETISM OF MESOPROTEROZOIC IGNEOUS ROCKS, WEST-TEXAS BORE CORE
  170 Precambrian Geology
  Tuesday, 18 October 2005

  1:30 PM - 5:30 PM
• WIDESPREAD GRENVILLE-AGE MAGMATISM IN THE BASEMENT OF WEST TEXAS AND ADJACENT NEW MEXICO
  17 Proterozoic Growth and Evolution of Southern Laurentia (Posters)
  Saturday, 2 April 2005

  1:30 PM - 5:00 PM
• A GEOCHEMICAL AND MINERALOGIC COMPARISON BETWEEN GEOPHAGOUS CLAYS AND NON-GEOPHAGOUS CLAYS FROM THE HOUSTON,TEXAS AREA
  12 Undergraduate Research (Posters)
  Saturday, 2 April 2005

  8:30 AM - 12:00 PM

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2002

• IRON-ENRICHMENT IN OXIDIZED SILICEOUS MAGMA? AN EXAMPLE AND POSSIBLE MECHANISM FROM THE CORNUCOPIA STOCK, NE OREGON
  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

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2001

• ARCHITECTURE OF EXTENSION-RELATED PROTEROZOIC UPPER CRUST IN THE GRANITE-RHYOLITE PROVINCE, WEST TEXAS AND ADJACENT NEW MEXICO
  T36 The Proterozoic of the Eastern Midcontinent and Beyond
  Monday, 5 November 2001

  1:30 PM - 5:30 PM

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Date Unknown

• U-PB ZIRCON AGES OF SURFACE AND SUBSURFACE SAMPLES FROM TEXAS AND SOUTHERN NEW MEXICO: IMPLICATIONS FOR GRENVILLE-AGE AND TERTIARY MAGMATISM
  T57 A Xenolith Perspective on the Physical and Chemical Evolution of Continental Lithosphere (Posters)
• NEW U-PB GEOCHONOLOGY FOR THE HELGELAND NAPPE COMPLEX (HNC), NORWEGIAN CALEDONIDES: CONSTRAINTS AND CONUNDRUMS
  171 Tectonics (Posters)