Valence determinations and oxybarometry on FIB‐sectioned olivine and pyroxene using correlated Ti, V, and Cr micro‐XAFS spectroscopy: Evaluation of ion‐milling effects and application to Antarctic micrometeorite grains

Author:

Sutton S. R.12ORCID,Brearley A. J.3ORCID,DobricĂ E.34ORCID,Lanzirotti A.1ORCID,Newville M.1ORCID,Tschauner O.5

Affiliation:

1. Center for Advanced Radiation Sources University of Chicago Chicago Illinois 60637 USA

2. Department of the Geophysical Sciences University of Chicago Chicago Illinois 60637 USA

3. Department of Earth and Planetary Sciences University of New Mexico Albuquerque New Mexico 87131 USA

4. Hawai’i Institute of Geophysics and Planetology School of Ocean, Earth Science, and Technology University of Hawai’i at Mānoa Honolulu Hawaii 96822 USA

5. Department of Geoscience University of Nevada Las Vegas Nevada 89154 USA

Funder

National Aeronautics and Space Administration

Publisher

Wiley

Subject

Space and Planetary Science,Geophysics

Reference42 articles.

1. XANES measurements of Cr valence in olivine and their applications to planetary basalts

2. Quantifying and correcting the effects of anisotropy in XANES measurements of chromium valence in olivine: Implications for a new olivine oxybarometer

3. A XANES determination of the oxidation state of chromium in silicate glasses

4. The effect of composition on Cr2+/Cr3+ in silicate melts

5. BrearleyA. J.andSimonS. B.2019.Behavior of chromium in type IIA chondrule olivine during the earliest stages of thermal metamorphism of CO3 carbonaceous chondrites: Insights from microstructural studies of Kainsaz (CO3.2) (abstract #1443).50th Lunar and Planetary Science Conference. CD‐ROM.

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