Ba isotopic compositions in stardust SiC grains from the Murchison meteorite: Insights into the stellar origins of large SiC grains

Date

2013

Authors

Avila, Janaina
Gyngard, Frank
Zinner, Ernst
Mallmann, Guilherme
Lugaro, Maria
Holden, Peter
Amari, Sachiko
Ireland, Trevor

Journal Title

Journal ISSN

Volume Title

Publisher

Pergamon-Elsevier Ltd

Abstract

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,

Description

Keywords

Keywords: barium; carbon; grain size; isotopic analysis; isotopic composition; isotopic ratio; Murchison meteorite; silicon; Decapoda (Crustacea)

Citation

Source

Geochimica et Cosmochimica Acta

Type

Journal article

Book Title

Entity type

Access Statement

License Rights

Restricted until

2037-12-31