---

Activity

2013

• HOW FAR WEST DOES THE ANCESTRAL ROCKY MOUNTAINS OROGEN EXTEND? TECTONIC ANALYSIS OF THE LATE PALEOZOIC ELY-BIRD SPRING BASIN OF NEVADA AND UTAH
  T401 Tectonics and Paleoenvironments of Western Pangaea—New Perspectives on the Greater Ancestral Rocky Mountains
  Wednesday, 30 October 2013

  1:00 PM - 5:00 PM

  Room 505
• LOW LATITUDE ISOTOPIC RESPONSES TO THE LATE PALEOZOIC ICE AGE: TRACKING ICEHOUSE CARBONATE FACIES SHIFTS WITH WHOLE-ROCK CARBONATE CARBON AND OXYGEN ISOTOPES, THE ELY-BIRD SPRING BASIN, NEVADA AND UTAH
  T256 Climate of the Late Paleozoic—Earth's Last Icehouse and Icehouse Collapse (Posters)
  Tuesday, 29 October 2013

  9:00 AM - 6:30 PM

  Hall D

---

2012

• INVESTIGATION OF A COMMERCIALLY AVAILABLE HIGH TEMPERATURE CARBON REDUCTION INSTRUMENT FOR THE ANALYSIS OF STABLE OXYGEN ISOTOPES IN SILICATES, OXIDES AND BIOGENIC SILICA
  26 Paleoclimatology/Paleoceanography (Posters)
  Sunday, 4 November 2012

  9:00 AM - 6:30 PM

  Hall B
• CARBONATE-CARBON ISOTOPE STRATIGRAPHY AND THREE-DIMENSIONAL SUBSIDENCE HISTORY OF THE PENNSYLVANIAN ELY-BIRD SPRING BASIN, NEVADA AND UTAH
  14 Exploring Stratigraphic, Geochemical, and Paleobiologic Records in Phanerozoic Marine Systems of the Rocky Mountain Region
  Wednesday, 9 May 2012

  3:15 PM - 4:30 PM

  Alvarado H

---

2011

• GEOCHEMISTRY AND STABLE ISOTOPES OF A EUTROPHIC LAKE IN WESTERN MONTANA, USA
  T63 Processes within Extreme Lake Systems
  Sunday, 9 October 2011

  1:30 PM - 5:30 PM

  Room M100DE
• GEOCHEMICAL AND HYDROLOGICAL PROCESSES CONTROLLING GROUNDWATER QUALITY IN ASSIUT GOVERNORATE, EGYPT: GEOCHEMICAL AND ISOTOPIC EVIDENCE
  T61 Groundwater–Surface Water Interaction: Relating Understanding That Spans the Water-Rich Midwest to the Scarcity of the Outback
  Sunday, 9 October 2011

  1:30 PM - 5:30 PM

  Room M100HI

---

2010

• THE RATE OF OXYGEN ISOTOPE EXCHANGE BETWEEN SELENATE AND WATER
  T262 Sources, Transport, and Fate of Trace and Toxic Elements in the Environment (Posters)
  Wednesday, 3 November 2010

  8:00 AM - 6:00 PM

  Hall D
• USING STABLE ISOTOPES TO TRACE CONTAMINATION OF THE MADISON LIMESTONE AQUIFER FROM ACIDIC COAL MINE DRAINAGE, CENTRAL MONTANA
  T82 Sources of Acid Rock Drainage to Draining Mine Tunnels and in Complex Geologic Systems
  Monday, 1 November 2010

  8:00 AM - 12:00 PM

  Room 402

---

2009

• MULTIPLE SULFUR AND OXYGEN ISOTOPE FRACTIONATION FACTORS DURING UV PHOTOLYSIS OF SO 2
  264 Geochemical Approaches to Earth Processes
  Wednesday, 21 October 2009

  1:30 PM - 5:30 PM

  Portland Ballroom 252
• DIEL CHANGES IN THE CONCENTRATION AND STABLE CARBON ISOTOPE COMPOSITION OF DISSOLVED INORGANIC AND ORGANIC CARBON IN TWO MONTANA, USA RIVERS
  T116 Diurnal Biogeochemical Processes in Rivers, Lakes, and Shallow Groundwater (Posters)
  Monday, 19 October 2009

  9:00 AM - 6:00 PM

  Hall A
• SEASONAL AND SPATIAL GRADIENTS IN STABLE ISOTOPES OF DISSOLVED OXYGEN AND DISSOLVED INORGANIC CARBON IN A FLOODPLAIN AQUIFER
  T78 Groundwater in Ecosystems: Effects of Physical, Chemical, and Biological Processes and Feedback Mechanisms
  Monday, 19 October 2009

  8:00 AM - 12:00 PM

  D137/138
• SULFUR ISOTOPE CONSTRAINTS FOR A DYNAMIC MAGMATIC SULFIDE ORE DEPOSITION MODEL IN THE SILL-LIKE SOUTH KAWISHIWI INTRUSION OF THE DULUTH COMPLEX, MINNESOTA, USA
  1 Economic Geology I: Copper and Gold Transport in Crustal Fluids: New Advances from Field, Experimental, and Theoretical Studies; Magmatic Sulfide Ores; Porphyry Cu-Mo Ores; S Isotopes
  Sunday, 18 October 2009

  8:00 AM - 12:00 PM

  D137/138
• DIEL CYCLES IN STABLE-ISOTOPE COMPOSITION OF NITRATE, AMMONIA, DISSOLVED OXYGEN, AND DISSOLVED INORGANIC CARBON IN A HYPEREUTROPHIC STREAM
  T69 Diurnal Biogeochemical Processes in Rivers, Lakes, and Shallow Groundwater
  Sunday, 18 October 2009

  1:30 PM - 5:30 PM

  C124
• CARBON ISOTOPE CHEMOSTRATIGRAPHY OF LOWER PENNSYLVANIAN CYCLOTHEMS AT GRINDSTONE MOUNTAIN, ELKO COUNTY, NEVADA
  8 New Developments and Discoveries in Paleozoic Stratigraphy and Paleontology in the Rocky Mountains and Basin and Range
  Tuesday, 12 May 2009

  8:00 AM - 12:00 PM
• LATEST GUADALUPIAN CARBON ISOTOPE RECORD FROM THE REEF TRAIL MEMBER OF THE BELL CANYON FORMATION, WEST TEXAS, USA
  12 Recent Advances in Geology, Geochemistry and Biostratigraphy of the Permian Basin, Texas and New Mexico
  Tuesday, 17 March 2009

  8:00 AM - 10:00 AM
• UNDERSTANDING PERMIAN RADIOLARIAN ECOLOGY BY USE OF GEOCHEMICAL PROXIES IN THE LAMAR LIMESTONE, DELAWARE BASIN, WEST TEXAS
  12 Recent Advances in Geology, Geochemistry and Biostratigraphy of the Permian Basin, Texas and New Mexico
  Tuesday, 17 March 2009

  8:00 AM - 10:00 AM

---

2008

• Permian Radiolarian Faunal Variations Correlated to Stable Carbon and Oxygen Isotopes in the Lamar Limestone, Delaware Basin, West Texas: Implications for Radiolarian Paleoecology
  806 Applied Micropaleontology: Tools and Techniques for the 21st Century
  Tuesday, 7 October 2008

  8:00 AM - 12:00 PM

---

2006

• SULFUR ISOTOPE STUDY OF GRANITIC PLUTONS IN THE GREAT BASIN, WESTERN USA: IMPLICATIONS FOR MAGMA-CRUST INTERACTION AND CRUSTAL ARCHITECTURE
  208 Geochemistry, Other
  Wednesday, 25 October 2006

  1:30 PM - 5:30 PM

---

2005

• THE ABSENCE OF MASS INDEPENDENT SULFUR ISOTOPE FRACTIONATION IN ARCHEAN SEDIMENTARY ROCKS: EVIDENCE FOR AN OXIC ATMOSPHERE?
  11 Oxygen and Evolution on Early Earth I
  Tuesday, 9 August 2005

  9:00 AM - 12:00 PM

---

2003

• THE ROLE OF FERRIC IRON IN SUBAQUEOUS OXIDATION OF PYRITE IN THE BERKELEY PIT-LAKE, BUTTE, MONTANA
  T100 Biogeochemical and Physical Processes in Mine Pit Lakes
  Monday, 3 November 2003

  1:30 PM - 5:30 PM

---

2001

• CARBON ISOTOPE FRACTIONATION DURING OXIDATION OF CHLORINATED ETHYLENES BY POTASSIUM PERMANGANATE
  78 Geochemistry of Health and Environmental Transport
  Tuesday, 6 November 2001

  1:30 PM - 5:30 PM
• GEOCHEMISTRY AND CHEMICAL DYNAMICS OF THE TRUCKEE RIVER BASIN
  7 Undergraduate Research Session (Posters)
  Monday, 30 April 2001

  1:00 PM - 5:00 PM

---

Date Unknown

• CARBON REDUCTION AS A SAFE, SIMPLE, AND RAPID TECHNIQUE FOR δ18O ANALYSIS OF SILICATES AND OXIDES
  201 Geochemistry, Other (Posters)
• SULFUR ISOTOPE CONSTRAINTS ON PLUTONIC ROCKS OF THE GREAT BASIN: IMPLICATIONS FOR MAGMA-CRUST INTERACTION AND CRUSTAL ARCHITECTURE
  157 Geochemistry (Posters)
• ISOTOPIC EVOLUTION OF WATER IN A SIERRA SNOWPACK
  9 Paleoclimatology/Paleoceanography (Posters) I
• INTEGRATED PALEONTOLOGIC, SEDIMENTOLOGIC, AND STABLE ISOTOPIC DATA ACROSS THE IREVIKEN AND LUNDGRENI EXTINCTION EVENTS IN THE CAPE PHILLIPS FORMATION, NUNAVUT, CANADA
  230 Paleontology/Paleobotany (Posters) II: Fossils in Time, Space, and Morphospace