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Aegirine

The Pyroxene Minerals

Aegirine is a green or brown pyroxene with the formula NaFe³⁺Si₂O₆. It is no longer called acmite or aegirite.

Sodium pyroxene

Photo courtesy Piotr Menducki via Wikimedia Commons

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Gallery Index: The Pyroxene Minerals

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Related Topics

The Rock-Forming Minerals The Silicate Minerals Mineral Pictures A to Z

Pyroxene Appearances

Pyroxene in Xenoliths Pyroxene in Granitoids Other Primary Minerals

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Andrew Alden

Andrew Alden
Geology Guide

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