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Activity

2013

• STABLE ISOTOPE GEOCHEMISTRY OF THE PEA RIDGE IRON OXIDE-RARE EARTH ELEMENT DEPOSIT, ST. FRANCOIS MOUNTAINS, SOUTHEASTERN MISSOURI: TEMPERATURE OF ORE FORMATION, SOURCE OF HYDROTHERMAL FLUID, AND SOURCE OF SULFUR
  T207 Evolution of REE-Enriched Carbonatite-Alkalic Rock Systems: In Honor of Daniel R. Shawe
  Tuesday, 29 October 2013

  8:00 AM - 12:00 PM

  Room 304

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2011

• AR/AR GEOCHRONOLOGY OF MAGMATIC-STEAM ALUNITE FROM ALUNITE RIDGE, MARYSVALE VOLCANIC FIELD, UTAH: TIMING OF MAGMATIC FLUID DISCHARGE AND AGE OF CONCEALED INTRUSIONS
  T212 Tectonics and Metallogeny
  Tuesday, 11 October 2011

  1:30 PM - 5:30 PM

  Room 101H-J

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2010

• PLIOCENE UPLIFT AND PALEOCLIMATIC EVOLUTION IN THE NORTHEASTERN TIBETAN PLATEAU: EVIDENCE FROM 40AR/39AR AND STABLE ISOTOPE DATA OF SUPERGENE JAROSITE
  T264 Transformative Science in the Himalaya and Tibet: Insight from Geophysical, Geochemical, and Geologic Studies (Posters)
  Wednesday, 3 November 2010

  8:00 AM - 6:00 PM

  Hall D

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2009

• FLUID INCLUSION ACTIVE AND NOBLE GASES IN COARSE-BANDED ALUNITE VEINS AT ALUNITE RIDGE, MARYSVALE, UTAH, AND IMPLICATIONS FOR CRUST-MANTLE MAGMATIC VOLATILE EVOLUTION
  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
• CHEMICAL COMPOSITIONS OF MAGMATIC STEAM ALUNITE VEINS FROM DIVERSE PORPHYRY-EPITHERMAL SYSTEMS–IMPLICATIONS FOR MAGMATIC VOLATILE CONTENTS AND DEGASSING PROCESSES
  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
• LOW SALINITY FLUIDS FROM LARGE OPEN SYSTEM MAGMA CHAMBERS FORM PORPHYRY-CU (MO-AU) DEPOSITS
  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
• 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
• OVERVIEW OF THE USGS DENVER INCLUSION ANALYSIS LABORATORY [DIAL] AND APPLICATIONS TO MINERAL RESOURCE INVESTIGATIONS
  T93 Melt and Fluid Inclusion Analysis in Resource Investigations
  Monday, 19 October 2009

  8:00 AM - 12:00 PM

  D135/136
• GEOCHEMICAL AND ISOTOPIC EVIDENCE FOR DIFFERENTIATION AND ASSIMILATION IN THE ORIGIN OF MOUNT RAINIER'S CALC-ALKALINE ANDESITIC SUITE
  T65 Multidisciplinary Studies of Cascade Volcanism and its Tectonic Setting II
  Sunday, 18 October 2009

  1:30 PM - 5:30 PM

  E143/144
• THE AGE OF ZIRCONS AND COMPOSITION OF MELT INCLUSIONS IN QUARTZ PHENOCRYSTS FROM AN ALTERED DIKE INDICATE THE ~14 MA ALUNITE RIDGE - DEER TRAIL SYSTEM OVERLIES A 30.7 MA SILICIC INTRUSION
  11 General Discipline Posters
  Tuesday, 12 May 2009

  8:00 AM - 5:00 PM

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2007

• ORIGIN AND COMPOSITIONS OF FLUIDS THAT FORM PORPHYRY CU (MO-AU) DEPOSITS
  T226 Diversity in Crustal Fluid Compositions: Geological Origins and Consequences
  Wednesday, 31 October 2007

  1:30 PM - 5:30 PM

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2006

• FLUID INCLUSION EVIDENCE FOR MAGMATIC BRINE BELOW THE SUMMITVILLE HIGH-SULFIDATION CU-AU DEPOSIT, CO AND ITS POTENTIAL RELATION TO THE BRITTLE-DUCTILE TRANSITION AND MINERALIZATION
  141 Economic Geology (Posters)
  Tuesday, 24 October 2006

  8:00 AM - 12:00 PM

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2005

• THE HIGH-GRADE HUGO DUMMETT PORPHYRY CU-AU DEPOSIT, SOUTH GOBI, MONGOLIA: RECONNAISSANCE STABLE ISOTOPE STUDY
  227 Economic Geology (Posters)
  Wednesday, 19 October 2005

  8:00 AM - 12:00 PM
• ORIGIN AND EVOLUTION OF HYDROTHERMAL FLUIDS THAT FORMED THE PORPHYRY CU-MO DEPOSIT IN BUTTE, MONTANA: A MULTI-FACETED FLUID INCLUSION STUDY
  T138 Sources of Porphyry Copper Deposits: Magmas, Metals, and Fluids II
  Tuesday, 18 October 2005

  8:00 AM - 12:00 PM
• COBALT-CYANIDE COMPLEXING IN ORE PROCESSING EFFLUENTS AT GOLD MINES: SIGNIFICANCE FOR CYANIDE PERSISTENCE AND COBALT MOBILITY
  T73 Sources, Transport, Fate, and Toxicology of Trace Elements in the Environment
  Monday, 17 October 2005

  8:00 AM - 12:00 PM
• UNRAVELING AQUEOUS SULFATE STABLE ISOTOPES FROM PYRITE OXIDATION AND GYPSUM DISSOLUTION IN THE UPPER ANIMAS DRAINAGE BASIN, SAN JUAN MOUNTAINS, COLORADO
  T20 Experimental, Theoretical, Stable Isotope, and Predictive Studies of Sulfide Oxidation Processes in the Field and Laboratory
  Sunday, 16 October 2005

  8:00 AM - 12:00 PM

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2003

• ISOTOPIC STUDIES OF SULFUR-BEARING MINERALS IN THE CLASTS AND MATRIX OF HOLOCENE DEBRIS FLOWS FROM MOUNT RAINIER, WASHINGTON
  T218 Hydrothermal Alteration on Active Volcanoes: Processes, Rates, and Applications to Hazards and Resources
  Wednesday, 5 November 2003

  8:00 AM - 12:00 PM
• CHEMICAL MODELING OF VOLCANIC GAS INTERACTIONS WITH GROUND WATER AND ANDESITE: INSIGHTS INTO HYDROTHERMAL ALTERATION AT MOUNT RAINIER, WASHINGTON
  T218 Hydrothermal Alteration on Active Volcanoes: Processes, Rates, and Applications to Hazards and Resources
  Wednesday, 5 November 2003

  8:00 AM - 12:00 PM
• HYPOGENE HYDROTHERMAL ALTERATION OF QUATERNARY VOLCANIC ROCKS FROM MOUNT RAINIER, WASHINGTON
  T218 Hydrothermal Alteration on Active Volcanoes: Processes, Rates, and Applications to Hazards and Resources
  Wednesday, 5 November 2003

  8:00 AM - 12:00 PM
• SULFUR CYCLING DYNAMICS AND HYDROLOGIC INTERACTIONS AMONG PRAIRIE WETLANDS: THE INFLUENCE OF LANDSCAPE POSITION AND HYDROPERIOD
  T101 Ecological Stoichiometry: Elemental Cycling and Biogeochemical Interactions in Ecosystem Processes
  Monday, 3 November 2003

  1:30 PM - 5:30 PM

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2002

• HYDROTHERMAL VENTS AND SUBLACUSTRINE SILICEOUS SPIRES IN YELLOWSTONE LAKE
  T228 Geology in the National Parks II: Research, Mapping, Education, and Interpretation
  Wednesday, 30 October 2002

  1:30 PM - 5:30 PM
• SYNCHRONOUS AU-ALUNITE IN THE PASCUA-LAMA HIGH-SULFIDATION SYSTEM: CONSTRAINTS ON THE ORIGIN AND CHEMISTRY OF MINERALIZING FLUIDS
  82 Economic Geology II: Carlin Au, Low and High Sulfidation Au-Ag-Cu, Porphyry Cu-Mo-Au, and W-Skarn Deposits
  Monday, 28 October 2002

  1:30 PM - 5:30 PM
• CARLIN-TYPE GOLD DEPOSITS RELATED TO THE BINGHAM CANYON, UTAH, PORPHYRY CU DEPOSIT; THERMAL AND ISOTOPIC CONSTRAINTS
  T63 Diverse Origins of Sedimentary Rock-Hosted Disseminated Gold Deposits: A Global Perspective
  Monday, 28 October 2002

  8:00 AM - 12:00 PM

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2001

• REVIEW OF THE IRON OXIDE DEPOSITS OF MISSOURI—MAGMATIC END MEMBERS OF THE IRON OXIDE-CU-AU-U-REE DEPOSIT FAMILY
  2 SEG Special Session II: Iron-Oxide(-Copper-Gold) Systems—Deposit Studies to Global Context
  Sunday, 4 November 2001

  1:30 PM - 5:30 PM

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Date Unknown

• MAPPING MIOCENE HYDROTHERMAL SYSTEMS AND ASSOCIATED MINE SITES IN THE ANTELOPE RANGE, MARYSVALE VOLCANIC FIELD, UTAH, USING AVIRIS SPECTROSCOPIC REMOTE SENSING, STABLE ISOTOPES, ARGON DATING, X-RAY DIFFRACTION, AND ICP-MS
  T209 Remotely Sensed Data for Geologic and Environmental Studies (Posters)
• STYLE, EXTENT, AND ORIGIN OF HYDROTHERMAL ALTERATION AT MOUNT RAINIER VOLCANO, CASCADE ARC, USA
  32 Volcanoes of the Pacific Basin and Rim: Geological and Geophysical Observations (Posters)
• COMPARISON OF WHITE-TAILED KITE FOOD WEB DYNAMICS AMONG VARIOUS HABITATS IN CALIFORNIA USING STABLE ISOTOPE ANALYSIS
  T226 Working at the Interface of Isotope Geochemistry and Ecology: A Rapidly Growing Discipline (Posters)
• ENVIRONMENTAL LEGACY OF THE CALIFORNIA GOLD RUSH: 2. ACID MINE DRAINAGE FROM ABANDONED PLACER-GOLD MINES
  T92 Integrated Studies of the Effects of Abandoned Mines on the Environment (Posters)
• PROCESSES THAT FORM WORLD-CLASS ORE DEPOSITS AND THEIR APPLICATION IN MINERAL-RESOURCE ASSESSMENTS
  115 Economic Geology (Posters) II: Miscellaneous Ore Deposits and Genesis