Graphitic carbon in the Allende meteorite: a microstructural study

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Science  17 Apr 1981:
Vol. 212, Issue 4492, pp. 322-324
DOI: 10.1126/science.11536554


High-resolution transmission electron microscopy, shows that carbon in the Allende carbonaceous chondrite meteorite is predominantly a poorly crystalline graphite. Such material is of interest as an important carrier of the isotopically anomalous noble gases found in carbonaceous chondrites.