GSA Connects 2023 Meeting in Pittsburgh, Pennsylvania

Session No. 67
Sunday, 15 October 2023: 1:30 PM-5:30 PM
315 / 316 (David L Lawrence Convention Center)

T154. A Session in Honor of Georges Calas, Professor Emeritus, Sorbonne Université, Paris, France, and 2023 Roebling Medalist of the Mineralogical Society of America II

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Mineralogical Society of America

 

Gordon Brown Jr. and Frank Hawthorne, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks - Gordon Brown
BROWN Jr., Gordon, Stanford Doerr School of Sustainability, Stanford University, Stanford, CA 94305-2115
1:35 PM
PAULING’S RULES FOR OXIDE-BASED MINERALS: A RE-EXAMINATION BASED ON QUANTUM MECHANICAL CONSTRAINTS
BROWN Jr., Gordon, Earth and Planetary Sciences, Stanford-Doerr School of Sustainability, Stanford University, Stanford, CA 94305-2115, GIBBS, G.V., Dept. of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061 and HAWTHORNE, Frank, Earth Sciences, University of Manitoba, Winnipeg, MB R3T 2N2, Canada
1:50 PM
MINERALOGICAL AND SPECTROSCOPIC INVESTIGATIONS OF SOILS AND SEDIMENTS: FROM TOXIC TRACE METALS TO FREE RADICALS (Invited Presentation)
MORIN, Guillaume1, LEFEBVRE, Pierre2, BOURBON, Elora1, LE PAPE, Pierre1, JUILLOT, Farid1, AVERSENG, Frederic3, MANGERET, Arnaud4, BARGAR, John R.5, BROWN Jr., Gordon6 and CALAS, Georges7, (1)IMPMC UMR 7590, CNRS, Sorbonne University, IRD, MNHN, 4 place Jussieu, Paris, 75252, France, (2)IRSN, Fontenay-aux-Roses, France; ETH, Zürich, Switzerland; IMPMC UMR 7590, CNRS, Sorbonne University, IRD, MNHN, 4 place Jussieu, Paris, 75252, France, (3)LRS, Sorbonne Université, CNRS, Paris, France, (4)Institut de Radioprotection et de Sureté Nucléaire (IRSN), PSE-ENV/SEDRE/LELI, Fontenay-aux-Roses, F-92260, France, (5)Pacific Northwest National Lab, Richland, WA 99352; Stanford Synchrotron Radiation Lightsource, 2575 Sand Hill Rd, Menlo Park, CA 94025, (6)Stanford Doerr School of Sustainability, Stanford University, Stanford, CA 94305-2115, (7)Institut de Minéralogie, de Physique des Matériaux et de Cosmochimie (IMPMC), Sorbonne University, CNRS, IRD, MNHN, 4 place Jussieu, Paris, 75252, France
2:10 PM
SEQUESTRATION OF METAL(LOID)S BY MINERAL-ORGANIC MATTER ASSOCIATIONS
AKBARI ALAVIJEH, Mozhgan, Ecoreg Solutions Inc, 5 Norwich Street west, Guelph, ON N1H 2G8, Canada; Earth Sciences, University of Manitoba, 125 Dysart Road, Winnipeg, MB R3T2N2, Canada and SCHINDLER, Michael, Earth Sciences, University of Manitoba, 125 Dysart Road, Winnipeg, MB R3T2N2, Canada
2:25 PM
COMPETITIVE EFFECTS ON ADSORBED NICKEL ACCESSIBILITY AT THE GOETHITE SURFACE
LEDINGHAM, Greg, CUSTIS, Andrew T., FANG, Yihang and CATALANO, Jeffrey, Department of Earth, Environmental, and Planetary Sciences, Washington University in St. Louis, 1 Brookings Drive, Saint Louis, MO 63130
2:40 PM
NANOSCALE IRON OXYHYDROXIDE AGGREGATION UNDER RELEVANT ENVIRONMENTAL CONDITIONS AND CORRESPONDING EFFECTS ON METAL ION UPTAKE, RETENTION, AND SPECIATION
KIM, Christopher1, AIKEN, Miranda2, KIM, Abigail1 and KOCIK, Emma1, (1)Schmid College of Science and Technology, Chapman University, One University Drive, Orange, CA 92866, (2)1140 Bachelor Hall, Riverside, VA 92521
 
2:55 PM
Break
3:10 PM
CRYSTAL CHEMISTRY OF CLAYS FORMED WITHOUT AIR: OXIDATIVE RECALCITRANCE AND TRACE METAL RETENTION OF TRIOCTAHEDRAL FERROUS SMECTITES (Invited Presentation)
CATALANO, Jeffrey1, KUPPER, Robert J.1, CHAN, Clara S.2 and THOMPSON, Aaron3, (1)Department of Earth, Environmental, and Planetary Sciences, Washington University in St. Louis, 1 Brookings Drive, Saint Louis, MO 63130, (2)Department of Geological Sciences, University of Delaware, Newark, DE 19716, (3)Department of Crop and Soil Sciences, University of Georgia, Athens, GA 30602-7272
3:30 PM
STRUCTURE AND KINETICS OF AUTHIGENIC CLAY FORMATION IN TERRESTRIAL AND MARINE ENVIRONMENTS
MYNENI, Satish, Geosciences, Princeton University, M 51, Guyot Hall, Princeton, NJ 08544
3:45 PM
REDOX MECHANISMS CONTROLLING COLLOID FORMATION AND BEHAVIOR: IMPACT ON WATER QUALITY IN ALLUVIAL SEDIMENTS
NOEL, Vincent1, SPIELMAN-SUN, Eleanor1, ENGEL, Maya1, STEWART, Brandy1, BABEY, Tristan2, PIERCE, Samuel1 and BOYE, Kristin1, (1)SLAC / Stanford University, Menlo Park, CA 94025, (2)Stanford University, Palo Alto, CA 94305
4:00 PM
NANOSCALE MECHANISM OF URANIUM REDUCTION BY MAGNETITE
BERNIER-LATMANI, Rizlan1, BARTOVA, Barbora2, LAGRANGE, Thomas3, CARBONE, Jacopo1, JACQUEMIN, Nicolas1, XIA, Qingyin1, REINHOLD, Katharina1 and PAN, Zezhen4, (1)Environmental Microbiology Laboratory, Ecole Polytechnique Federale de Lausanne, EPFL, Building CH, CH A1 375, Station 6, Lausanne, 1015, Switzerland, (2)Interdisciplinary Center for Electron Microscopy, Ecole Polytechnique Federale de Lausanne, EPFL, Lausanne, 1015, Switzerland; Environmental Microbiology Laboratory, Ecole Polytechnique Federale de Lausanne, EPFL, Building CH, CH A1 375, Station 6, Lausanne, 1015, Switzerland, (3)Laboratory for Ultrafast Microscopy and Electron Scattering, Ecole Polytechnique Federale de Lausanne, EPFL, Lausanne, 1015, Switzerland, (4)Environmental Microbiology Laboratory, Ecole Polytechnique Federale de Lausanne, EPFL, Building CH, CH A1 375, Station 6, Lausanne, 1015, Switzerland; Department of Environmental Science and Engineering, Fudan University, Shanghai, 200433, China
4:15 PM
CRYSTAL STRUCTURE-DEPENDENT DISSOLUTION MECHANISMS OF FE OXIDES/ HYDROXIDES
CHUNG, Dongyoun1, HEANEY, Peter J.2, POST, Jeff3, STUBBS, Joanne4 and ENG, Peter J.4, (1)Dept. of Geosciences, Pennsylvania State University, 322 Deike Bldg, University Park, PA 16802, (2)Dept. of Geosciences, Pennsylvania State University, 540 Deike Bldg, University Park, PA 16802, (3)Department of Mineral Sciences, Smithsonian Institution, Washington, DC 20013, (4)Center for Advanced Radiation Sources, The University of Chicago, Lemont, IL 60439
4:30 PM
URANIUM DEPOSITS AS PROXIES FOR GLOBAL TECTONIC EVENTS
FAYEK, Mostafa, Department of Earth Sciences, University of Manitoba, 240 Wallace Building, Winnipeg, MB R3T 2N2, Canada
 
4:45 PM
Concluding Remarks
BROWN Jr., Gordon, Stanford Doerr School of Sustainability, Stanford University, Stanford, CA 94305-2115
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