Ba isotopic compositions in stardust SiC grains from the Murchison meteorite: Insights into the stellar origins of large SiC grains
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Avila, Janaina
Gyngard, Frank
Zinner, Ernst
Mallmann, Guilherme
Lugaro, Maria
Holden, Peter
Amari, Sachiko
Ireland, Trevor
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Pergamon-Elsevier Ltd
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We report barium isotopic measurements in 12 large (7-58μm) stardust silicon carbide grains recovered from the Murchison carbonaceous chondrite. The C-, N-, and Si-isotopic compositions indicate that all 12 grains belong to the mainstream population and,
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Geochimica et Cosmochimica Acta
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2037-12-31
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