132 Environmental Mineralogy

Oral Session
Topical Sessions


This will register you to attend an online streaming of this CEU session as it happens live at the Annual Meetings.

Sunday, 5 October 2008: 8:00 AM-12:00 PM
George R. Brown Convention Center, 320ABC

Peter J. Heaney and Jeffrey Post
8:00 AM
Mineralogical Study for a Safer and Cleaner World: The Study of Thermodynamics and Kinetics of Crystalline Nuclear Waste Forms
Huifang Xu, University of Wisconsin - Madison; Yifeng Wang, Sandia National Laboratories
8:30 AM
Cadmium Adsorption on Mixed Mineral Assemblages of Kaolinite, Silica and Hydrous Ferric Oxide
Melinda S. Schaller, Western Michigan University; Carla M. Koretsky, Western Michigan University
8:45 AM
Effects of Particle Size on Arsenic Speciation, Distribution, and Bioavailability in Mine Wastes
Christopher S. Kim, Chapman University; Stefanie R. Miller, Chapman University; Kimberly M. Wilson, Chapman University; Eric Sugihara, Chapman University; James J. Rytuba, US Geological Survey
9:00 AM
Arsenic Cycling during Chlorine Oxidation of Pyrite from the St. Peter Sandstone Aquifer, Eastern Wisconsin
Nicole West, Virginia Tech; Madeline Schreiber, Virginia Tech; Madeline Gotkowitz, Wisconsin Geol and Nat History Survey
9:15 AM
Geochemistry of Scorodite-Bearing Hardpan and Its Significance to Arsenic Cycling at a Former Gold Mine
Stephanie L. DeSisto, Queen's University; Heather E. Jamieson, Queen's University; Michael B. Parsons, Geological Survey of Canada (Atlantic)
9:30 AM
Cu Isotope Fractionation during Dissolution of Cu Sulfide Minerals: Assessing Metal Sources in Acid Mine Drainage with Isotope Analysis and Time-Resolved Synchrotron X-Ray Diffraction
Andrew J. Wall, Penn State University; Peter J. Heaney, Penn State University; Ryan Mathur, Juniata College; Jeffrey Post, Smithsonian Institution
9:45 AM
Quantifying Mineralogical Transformations of Ferrihydrite Sulfidization in Microcapillary Columns by Rietveld Refinements Using In Situ Synchrotron-Based WAXS
Andrew N. Quicksall, Dartmouth College; Benjamin C. Bostick, Dartmouth College; Matthew R. Siegfried, Dartmouth College
10:00 AM
Mineralogical Changes during Ferrihydrite Sulfidization and Its Impact on Metal Behavior
Y. Thomas He, U.S. Environmental Protection Agency, National Risk Management Research Laboratory; John T. Wilson, U.S. Environmental Protection Agency, National Risk Management Research Laboratory; Rick T. Wilkin, U.S. Environmental Protection Agency, National Risk Management Research Laboratory
10:15 AM
Observations of Silicates in Both Retarding and Accelerating the Oxidation of Pyritic Sulfide in the Soil Environment
Joan Thomas, Jefferson lab; Paul Weber, Solid Energy New Zealand Ltd; Roger St.C Smart, University of South Australia; William Skinner, University of South Australia; Russell Schumann, University of South Australia
10:30 AM
Layered Manganese Oxide Stream Deposits In Spring Creek, Tennessee
Elizabeth A. Johnson, James Madison University; Brent Means, Office of Surface Mining Reclamation and Enforcement; Kathy Bordwell, James Madison University; Jeffrey Post, Smithsonian Institution
10:45 AM
Zn Surface Complexes on Birnessite. A Density Functional Theory Study
Kideok Kwon, Lawrence Berkeley National Laboratory; Keith Refson, Rutherford Appleton Laboratory; Garrison Sposito, Lawrence Berkeley National Laboratory
11:00 AM
The Origin of Nano-Scale Stability Reversals in Titanium Oxide Minerals
Daniel R. Hummer, The Pennsylvania State University; Peter J. Heaney, Penn State University; James Kubicki, The Pennsylvania State University; Jeffrey E. Post, Smithsonian Institution
11:15 AM
Towards a Mechanistic Understanding of Autunite Dissolution
Dawn Wellman, Pacific Northwest National Laboratory; Rolf S. Arvidson, Rice University; Kevin J. Davis, Rice University; Andreas Luttge, Rice Univ
11:30 AM
Mineralogical and Hydrochemical Behaviour of a DAS-Passive Treatment System In SW Spain
Manuel Antonio Caraballo Monge, University of Huelva; Francisco Macías Suárez; Tobias Rötting; José Miguel Nieto Liñán, University of Huelva; Carlos Ayora Ibañez, CSIC
11:45 AM
Pedotransfer Functions to Estimate Phosphate Maximum Adsorption Capacity for the B-Horizon of Soils from the State of Paraná, Brazil
Antonio Costa, Universidade Estadual de Maringð; Ivan G. Souza Junior, Univ. Estadual de Maringá; Marcelo Batista, Universidade Estadual de Maringá; Jerry Bigham, The Ohio State University; Cesar C. Villar, Universidade Estadual de Maringá
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