151.
T151. Biogeochemical Processes Affecting Metal and Metalloid Isotopes (Posters)

 
MAGNESIUM ISOTOPE SYSTEMATICS IN ARID HAWAIIAN SOILS
Abstract ID#: 224009
TROSTLE, Kyle D., Earth and Atmospheric Science, Cornell University, 112 Hollister Ave, Ithaca, NY 14853, kdt42@cornell.edu, DERRY, Louis A., Earth and Atmospheric Sciences, Cornell University, Ithaca, NY 14853, VIGIER, Nathalie, Geochemistry, Centre de Recherches Petrographiques et Geochimiques, 15 rue Notre Dame des Pauvres, Vandoeuvre les Nancy, 54500, France, and CHADWICK, Oliver A., Department of Geography, University of California, Santa Barbara, CA 93016
 
IRON ISOTOPE EXCHANGE AND FRACTIONATION BETWEEN AQUEOUS FE(II) AND MAGNETITE: IMPLICATIONS FOR EQUILIBRIUM IRON ISOTOPE FRACTIONATION FACTORS AND INTERPRETING IRON ISOTOPE COMPOSITIONS IN THE ROCK RECORD
Abstract ID#: 224713
FRIERDICH, Andrew J.1, BEARD, Brian L.2, SCHERER, Michelle M.1, and JOHNSON, Clark M.2, (1) Civil & Environmental Engineering, University of Iowa, 4105 SEAMANS CENTER, Iowa City, IA 52242, andrew-frierdich@uiowa.edu, (2) Department of Geoscience, University of Wisconsin-Madison, NASA Astrobiology Institute, 1215 W. Dayton St, Madison, WI 53706
 
IRON ISOTOPE CHARACTERISTICS OF HOT SPRINGS AT CHOCOLATE POTS, YELLOWSTONE NATIONAL PARK
Abstract ID#: 225340
WU, Lingling1, BRUCKER, Rebecca P.2, BEARD, Brian L.3, RODEN, Eric E.3, and JOHNSON, Clark M.4, (1) Department of Earth and Environmental Sciences, University of Waterloo, 200 University Ave W, Waterloo, ON N2L3G1, Canada, lingling.wu@uwaterloo.ca, (2) Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, (3) Department of Geoscience, University of Wisconsin-Madison, NASA Astrobiology Institute, 1215 W Dayton St, Madison, WI 53706, (4) Department of Geoscience, University of Wisconsin-Madison, NASA Astrobiology Institute, 1215 W. Dayton St, Madison, WI 53706
 
THE EFFECT OF PH ON STABLE FE ISOTOPE EXCHANGE AND FRACTIONATION BETWEEN AQUEOUS FE(II) AND GOETHITE
Abstract ID#: 227100
REDDY, Thiruchelvi R.1, FRIERDICH, Andrew J.2, BEARD, Brian L.3, and JOHNSON, Clark M.3, (1) Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton Street, University of Wisconsin, Madison, WI 53706, trreddy@wisc.edu, (2) Civil & Environmental Engineering, University of Iowa, 4105 SEAMANS CENTER, Iowa City, IA 52242, (3) Department of Geoscience, University of Wisconsin-Madison, NASA Astrobiology Institute, 1215 W. Dayton St, Madison, WI 53706
 
FRACTIONATION OF ZINC ISOTOPES DURING SURFACE ADSORPTION AND INTRACELLULAR INCORPORATION BY BACTERIA
Abstract ID#: 227824
BORROK, David M., School of Geosciences, University of Louisiana at Lafayette, Lafayette, LA 70504, dborrok@louisiana.edu and KAFANTARIS, Fotios Christos, Department of Earth Sciences, Indiana University Purdue University Indianapolis, 723 W. Michigan St., SL118, Indianapolis, IN 46202
 
BIOMINERALIZATION AND ZN ISOTOPE FRACTIONATION IN A MINING-AFFECTED STREAM IN SW SARDINIA, ITALY
Abstract ID#: 228441
WANTY, Richard B.1, DE GIUDICI, Giovanni2, PODDA, Francesca2, ONNIS, Patrizia2, RUTHERFORD, Daniel1, CIDU, Rosa2, LATTANZI, Pierfranco3, MEDAS, Daniela2, and KIMBALL, Briant A.4, (1) U.S. Geological Survey, Box 25046, Denver Federal Center, Denver, CO 80225, rwanty@usgs.gov, (2) Department of Chemical and Earth Sciences, University of Cagliari, via Trentino 51, Cagliari, 09127, Italy, (3) Dipartimento di Scienze Chimiche e Geologiche, University of Cagliari, via Trentino 51, Cagliari, 09127, Italy, (4) U.S. Geological Survey, 2329 Orton Cir, Salt Lake City, UT 84119-2047
 
NI ISOTOPE FRACTIONATION BY WEATHERING PROCESSES: IMPLICATIONS FOR THE NI ISOTOPE COMPOSITION OF THE OCEANS
Abstract ID#: 229361
SPIVAK-BIRNDORF, Lev J., HOWE, Haleigh D., WELLS, Ryan M., and WASYLENKI, Laura E., Dept. of Geological Sciences, University of Indiana, 1001 East Tenth Street, Bloomington, IN 47405, lspivakb@indiana.edu
 
NI ISOTOPE FRACTIONATION VIA ADSORPTION ONTO FERROMANGANESE OXYHYDROXIDES
Abstract ID#: 233235
WELLS, Ryan M.1, HOWE, Haleigh D.2, SPIVAK-BIRNDORF, Lev J.1, and WASYLENKI, Laura E.3, (1) Dept. of Geological Sciences, University of Indiana, 1001 East Tenth Street, Bloomington, IN 47405, wellsr@imail.iu.edu, (2) Geology, Indiana University, Bloomington, IN 47404, (3) Dept. of Geological Sciences, Indiana University, 1001 East Tenth Street, Bloomington, IN 47405
 
δ98MO AS A POTENTIAL TRACER TO EVALUATE SOURCES AND PROCESSES CONTROLLING MO CONCENTRATIONS IN NATURAL AND PROCESS AFFECTED WATER IN THE ATHABASCA OIL SANDS REGION
Abstract ID#: 233930
MONCUR, Michael1, BIRKS, S.Jean1, TENNANT, Alex2, WIESER, Michael E.2, and GIBSON, John J.3, (1) Water Management, Alberta Innovates-Technology Futures, 3608-33rd Avenue NW, Calgary, AB T2L 1A6, Canada, michael.moncur@albertainnovates.ca, (2) Department of Physics and Astronomy, University of Calgary, Calgary, AB T2N 1N4, Canada, (3) Water Management, Alberta Innovates-Technology Futures, 3-4476 Markham St, Victoria, BC V8Z 7X8, Canada
 
MASS DEPENDENT STABLE SR ISOTOPIC FRACTIONATION AND COORDINATION ENVIRONMENT IN CONTINENTAL BARITE FROM ZODLETONE SPRING, OKLAHOMA
Abstract ID#: 229627
WIDANAGAMAGE, Inoka, Geology, Kent State University, 221 McGilvrey Hall, Kent, OH 44242, iwidanag@kent.edu, SINGER, David M., Department of Geology, Kent State University, 228 McGilvrey Hall, Kent, OH 44242, SCHER, Howie D., Department of Earth and Ocean Sciences, University of South Carolina, Columbia, SC 29208, and GRIFFITH, Elizabeth M., Earth and Environmental Sciences, University of Texas at Arlington, Arlington, TX 76019
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