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Sulfur Speciation in Carbonaceous Chondrites HF/HCl Residues by S K-Edge XANES Microspectrometry

François-Regis Orthous-Daunay 1 Eric Quirico 1 Laurence Lemelle 2 Pierre Beck 1 V. de Andrade 3 Alexandre Simionovici 4 S. Derenne 5
1 LPG - Laboratoire de Planétologie de Grenoble
2 LST - Laboratoire de Sciences de la Terre
3 ID21 Beamline
4 LGIT - Laboratoire de Géophysique Interne et Tectonophysique
5 Bioemco - Biogéochimie et écologie des milieux continentaux
Abstract : Sulfur oxidation state of insoluble OM from 3 CI1, 5 CM2, Renazzo (CR2) and Tagish Lake was determined by S-XANES. Different redox ratios are reported among these chondrites, possibly evidencing chemical effects of hydrothermalism.
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Conference papers
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https://hal-insu.archives-ouvertes.fr/insu-00363362
Contributor : Béatrice Pibaret-Bourdon Connect in order to contact the contributor
Submitted on : Monday, February 23, 2009 - 9:56:50 AM
Last modification on : Tuesday, October 19, 2021 - 6:58:50 PM

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  • HAL Id : insu-00363362, version 1

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Citation

François-Regis Orthous-Daunay, Eric Quirico, Laurence Lemelle, Pierre Beck, V. de Andrade, et al.. Sulfur Speciation in Carbonaceous Chondrites HF/HCl Residues by S K-Edge XANES Microspectrometry. 40th Lunar and Planetary Science Conference, Mar 2009, The Woodlands, Texas, United States. pp.1777. ⟨insu-00363362⟩

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