Northwest Africa 7457 | L5-melt breccia

Ordinary Chondrite, L5-melt breccia
Found in Northwest Africa 2011

Described by A. Irving and S. Kuehner, at the University of Washington as clasts of L5 chondrite material containing sparse chondrules are present within a shock-darkened matrix containing ragged, variably-sized grains of Fe-Ni metal. Olivine, orthopyroxene, clinopyroxene, sodic plagioclase, chromite, altered kamacite and troilite.

And containing: Olivine (Fa25.3-25.4), orthopyroxene (Fs20.2-20.6Wo1.3-1.4), clinopyroxene (Fs7.4-8.1Wo45.1-43.7).

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