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Activity

2024

• A HIGH CARBONATE ALKALINITY, LOW PH LAKE IN JEZERO CRATER, MARS
  T236 Alkaline Lakes on Earth and Beyond: Mineralogy, Geochemistry, and Habitability
  Wednesday, 25 September 2024

  8:00 AM - 12:00 PM

  210D
• SILICON ISOTOPE ANALYSES OF EARLY PALEOZOIC SILICEOUS MICROFOSSILS INDICATE THAT SPONGES TRANSFORMED THE MARINE SILICA CYCLE DURING THE CAMBRIAN
  T81 Dynamic Environments Across the Ediacaran-Cambrian Boundary and the Rise of Early Animals
  Monday, 23 September 2024

  8:00 AM - 12:00 PM

  208A

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2022

• BALANCE AND IMBALANCE IN MAJOR ELEMENT CYCLES
  T227 Do Carbon Sources or Sinks Drive the Phanerozoic Carbon Cycle?: Understanding Geobiologic Forcings and Feedbacks
  Wednesday, 12 October 2022

  8:00 AM - 12:00 PM

  506
• DEPOSITIONAL HISTORY OF DEVONIAN TO LOWER MISSISSIPPIAN STRATA IN NORTHERN WYOMING AND SOUTHERN MONTANA, USA
  249 D33. Recent Advances in Stratigraphy
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  406
• PRECIPITATION OF MN-BEARING NODULES IN SHALLOW SOFT SEDIMENTS IN GALE CRATER, MARS
  T189 Planetary Geology Division's G.K. Gilbert Award Session in Honor of Dr. Allan Treiman: A Long Strange Trip
  Tuesday, 11 October 2022

  1:30 PM - 5:30 PM

  501

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2021

• EVOLUTION OF CARBON FIXATION IN CYANOBACTERIA DURING PRECAMBRIAN TIME
  T239 Life's Innovations from the Early Earth to the Search on Modern Mars III: Honoring the Career of Andrew H. Knoll
  Wednesday, 13 October 2021

  1:30 PM - 5:30 PM

  Portland Ballroom 255 (Hybrid Room)

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2020

• FLOODPLAIN ARCHITECTURE AND ORGANIC CARBON STORAGE IN DISCONTINUOUS PERMAFROST
  T209 Geomorphic Processes and Change at High Latitudes
  Thursday, 29 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms
• SI ISOTOPIC ANALYSES OF ORDOVICIAN-SILURIAN SPONGE SPICULES AND RADIOLARIANS INDICATE SILICA-DEPLETED PALEOZOIC OCEANS
  T76 Co-Evolution of Earth’s Surface Environment and Eukaryotic Life from the Mid-Proterozoic to Early Paleozoic
  Tuesday, 27 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms

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2019

• AN ORBITAL WINDOW INTO THE ANCIENT SUN'S MASS
  275 D40. Recent Advances in Planetary Geology (Posters)
  Wednesday, 25 September 2019

  9:00 AM - 6:30 PM

  Hall AB, North Building
• FORMATION OF SINUOUS RIDGES BY INVERSION OF RIVER-CHANNEL BELTS NEAR GREEN RIVER, UTAH, USA, WITH IMPLICATIONS FOR MARS
  T86 Geomorphology and Landscape Evolution of Mars: Insight into the Climate History of the Red Planet
  Monday, 23 September 2019

  8:00 AM - 12:00 PM

  Room 232BC, North Building

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2018

• THE ROLE OF ROTATION RATE IN EARTH'S CLIMATE UNDER A FAINT EARLY SUN
  T216 Evolving Perspectives of the Precambrian World: Using Combined Theoretical and Applied Approaches to Tackle Problems at the Intersection of Geology, Geobiology, and Geochemistry
  Tuesday, 6 November 2018

  1:30 PM - 5:30 PM

  Room 242
• REE BUDGET IN A NEOPROTEROZOIC IRON FORMATION DOMINATED BY ACCESSORY APATITE: WADI KARIM BIF, EASTERN DESERT, EGYPT
  T190 Work on the Zircon, Highlight the Apatite (Posters): Wielding the Power of Accessory Minerals and Honoring the Contributions of Bruce Watson, 2018 Roebling Medalist
  Tuesday, 6 November 2018

  9:00 AM - 6:30 PM

  Halls J-K
• REVISITING PRECAMBRIAN CARBONATE MUD PRODUCTION: EVIDENCE THAT ABRASION PLAYED A KEY ROLE
  T216 Evolving Perspectives of the Precambrian World: Using Combined Theoretical and Applied Approaches to Tackle Problems at the Intersection of Geology, Geobiology, and Geochemistry
  Tuesday, 6 November 2018

  1:30 PM - 5:30 PM

  Room 242
• OOID CORTICAL STRATIGRAPHY: THE TOPOLOGY OF CONCENTRIC LAMINATIONS IN CARBONATE SAND GRAINS RECORD GRAIN-SCALE ENVIRONMENTAL HISTORIES
  74 D56. Sediments, Carbonates
  Monday, 5 November 2018

  8:00 AM - 12:00 PM

  Room 238-239

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2017

• THE ROLE OF SILICA AS A CHEMICAL SEDIMENT PRIOR TO THE ADVENT OF METAZOAN BIOMINERALIZATION
  T199 The Role of Silica in the Earth System: From Organisms to Global Biogeochemical Cycles
  Tuesday, 24 October 2017

  8:00 AM - 12:00 PM

  Room 606
• A GEOBIOLOGICAL PERSPECTIVE ON THE EVOLUTION OF SILICA BIOMINERALIZATION IN PLANTS
  T199 The Role of Silica in the Earth System: From Organisms to Global Biogeochemical Cycles
  Tuesday, 24 October 2017

  8:00 AM - 12:00 PM

  Room 606
• TAR SEEPS AND SULFIDE SPRINGS: SULFUR CYCLING WITHIN AN EXTREME (STREAM) ENVIRONMENT, SANTA PAULA CREEK, VENTURA, CA
  T157 New Voices in Geobiology (Posters)
  Monday, 23 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• RELATING SEDIMENTARY PROCESSES IN THE BAGNOLD DUNES TO THE DEVELOPMENT OF CRATER BASIN AEOLIAN STRATIFICATION
  T24 The Aeolian Realm: Dunes, Dust, and Loess
  Sunday, 22 October 2017

  8:00 AM - 12:00 PM

  Chelan 2

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2016

• WHY DO OOIDS GROW SO SLOWLY?
  T218 Geobiology of Earth-Life Systems II
  Tuesday, 27 September 2016

  1:30 PM - 5:30 PM

  Room 503
• REDOX CONDITIONS IN ENVIRONMENTS WITH EARLY EUKARYOTES FROM THE 1.4 GA BELT BASIN, USA DETERMINED FROM IRON MINERALOGY
  T183 Excursions, Extinctions, and Environmental Change: New Advances in Geochemical Tools Linked to Critical Intervals of Environmental and Biotic Change in Earth History
  Tuesday, 27 September 2016

  8:00 AM - 12:00 PM

  Room 404
• AEOLIAN SEDIMENTARY PROCESSES AT THE BAGNOLD DUNES, MARS: IMPLICATIONS FOR MODERN DUNE DYNAMICS AND SEDIMENTARY STRUCTURES IN THE AEOLIAN STRATIGRAPHIC RECORD OF MARS
  T140 From Bouncing Grains to Cemented Sandstones: Aeolian Processes and Stratigraphy in the Solar System
  Monday, 26 September 2016

  1:30 PM - 5:30 PM

  Mile High Ballroom 2C
• CAUSES OF GEOCHEMICAL DIVERSITY IN THREE GALE CRATER SEDIMENTARY ROCK FORMATIONS
  T20 Sedimentary Records in the Solar System
  Sunday, 25 September 2016

  8:00 AM - 12:00 PM

  Mile High Ballroom 2C

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2015

• THE SENSITIVITY OF CALCIFICATION ENERGETICS TO OCEAN ACIDIFICATION
  T251 Phanerozoic Evolution in the Oceans: Effects of Warming and Chemical Changes
  Tuesday, 3 November 2015

  1:30 PM - 5:30 PM

  Room 316
• APPROACHES TO UNDERSTANDING AND EVALUATING THE QUALITY OF REDOX PROXY DATA IN ARCHEAN SEDIMENTARY SUCCESSIONS
  T94 Mineralogy of Diagenesis on Earth and Mars: In Honor of Nicholas J. Tosca, 2015 MSA Awardee
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 342
• COMBINED (U-TH)/NE AND (U-TH)/HE HEMATITE AGES AND 4HE/3HE THERMOCHRONOLOGY OF THE TRANSVAAL SUPERGROUP, SOUTH AFRICA
  T104 Novel Methods, Applications, and Data Interpretations in Thermochronology
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 310
• MODELS FOR COMPOSITIONAL VARIATIONS IN THE MURRAY FORMATION MUDSTONE, GALE CRATER, MARS
  T94 Mineralogy of Diagenesis on Earth and Mars: In Honor of Nicholas J. Tosca, 2015 MSA Awardee
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 342

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2014

• PHYSIOLOGY OF GLOSSOPTERIS, A CIRCUMPOLAR PERMIAN SEED PLANT, AND IMPLICATIONS FOR THE TERRESTRIAL RECORD OF THE PERMIAN-TRIASSIC MASS EXTINCTION
  T109 Co-Evolution on Earth’s Surface: Terrestrial Ecosystem and Environmental Interactions I
  Monday, 20 October 2014

  8:00 AM - 12:00 PM

  219
• PRIMARY SILICA GRANULES — INSIGHTS INTO SILICA PRECIPITATION MECHANISMS IN EARLY ARCHEAN SEAWATER
  T85 Precambrian Sedimentology: From the Field to the Laboratory II
  Sunday, 19 October 2014

  1:00 PM - 5:00 PM

  204
• MICRO-CT ANALYSIS OF ANOMALOUS TUBE STRUCTURES FROM THE MESOPROTEROZOIC NEWLAND FORMATION, MEAGHER COUNTY, MONTANA
  22 Precambrian II: Meso- and Neoproterozoic Evolution of Western Laurentia I: In Honor of Don Winston
  Tuesday, 20 May 2014

  1:00 PM - 5:00 PM

  Gaines Hall 101
• SULFUR ISOTOPE SYSTEMATICS OF MESOPROTEROZOIC HYDROTHERMAL PYRITE TUBES, BLACK BUTTE DEPOSIT, MEAGHER COUNTY, MONTANA
  20 Precambrian II: Meso- and Neoproterozoic Evolution of Western Laurentia: In Honor of Don Winston (Posters)
  Tuesday, 20 May 2014

  8:00 AM - 5:00 PM

  Ballroom B, C, D

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2013

• A CR ISOTOPE PERSPECTIVE ON PROTEROZOIC REDOX EVOLUTION
  4 Special Session: A Life in Earth History from Tectonics to Climate I: The Scientific Legacy of Paul F. Hoffman
  Sunday, 27 October 2013

  8:00 AM - 12:00 PM

  Mile High Ballroom 4EF

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2012

• CLUMPED AND OXYGEN ISOTOPE SYSTEMATICS OF MARINE CALCITE CEMENTS FROM THE LATE ORDOVICIAN KULLSBERG AND BODA LIMESTONES, SWEDEN
  T191 Geochemical Proxies for Ancient Ocean Chemistry: Implications for Links Between Ocean Chemistry, Plate Tectonics, Sea Level, and Climate throughout the Late Precambrian and Phanerozoic
  Tuesday, 6 November 2012

  1:30 PM - 5:30 PM

  202AB

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2011

• BASIN-SCALE VARIABILITY OF SULFUR ISOTOPE RECORDS FROM A MIXED CARBONATE-SILICICLASTIC SUCCESSION (ORDOVICIAN-SILURIAN STRATA OF ANTICOSTI ISLAND, QUEBEC)
  T254 Applications of Bio-, Chemo-, and Lithostratigraphy to Sequence Stratigraphy (Posters)
  Wednesday, 12 October 2011

  9:00 AM - 6:00 PM

  Hall C
• MACROSTRATIGRAPHIC AND MACROECOLOGICAL DETERMINANTS OF EXTINCTION RISK DURING THE LATE ORDOVICIAN MASS EXTINCTION
  T14 Multidisciplinary Approaches to Studying the Causes and Consequences of Mass Extinction: Geochemistry, Paleoecology, and Paleoenvironments I
  Sunday, 9 October 2011

  8:00 AM - 12:00 PM

  Room 200H-J

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2010

• GEOCHEMICAL SUPPORT FOR A CLIMBING HABIT WITHIN THE PALEOZOIC SEED PLANT GENUS MEDULLOSA
  225 Paleontology VIII - Phylogenetics and Functional Morphology
  Wednesday, 3 November 2010

  8:00 AM - 12:00 PM

  Room 605
• THE SEDIMENTARY EXPRESSION OF A LARGE NEGATIVE EDIACARAN ISOTOPE EXCURSION USING HIGH-RESOLUTION ISOTOPE STRATIGRAPHY AND BASIN RECONSTRUCTION
  T161 Understanding High-Amplitude Stable Isotope Variations in Proterozoic Strata
  Tuesday, 2 November 2010

  8:00 AM - 12:00 PM

  Room 207
• THE SHURAM EXCURSION: ENIGMATIC CARBON CYCLING
  T161 Understanding High-Amplitude Stable Isotope Variations in Proterozoic Strata
  Tuesday, 2 November 2010

  8:00 AM - 12:00 PM

  Room 207
• NEW CONSTRAINTS ON THE DURATION AND MAGNITUDE OF LATE ORDOVICIAN-EARLY SILURIAN GLACIATION FROM CARBONATE “CLUMPED” ISOTOPE PALEOTHERMOMETRY
  T216 Deciphering Paleozoic Paleoenvironmental Changes Using Stable and Radiogenic Isotope Proxies
  Tuesday, 2 November 2010

  1:30 PM - 5:30 PM

  Room 607

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Date Unknown

• Geobiology of the Late Paleoproterozoic Duck Creek Dolomite, Western Australia
  145 Precambrian Geology (Posters)