𝗪𝗜𝗞𝗜𝗣𝗘𝗗𝗜𝗔 𝗣𝗜𝗖𝗧𝗨𝗥𝗘 𝗢𝗙 𝗧𝗛𝗘 𝗗𝗔𝗬

✧ Aegirine ✧

Aegirine is a member of the clinopyroxene group of inosilicate minerals. It is the sodium endmember of the aegirine–augite series, and has the chemical formula NaFeSi2O6, in which the iron is present as the ion Fe3+. Aegirine occurs as dark green monoclinic prismatic crystals. This photograph depicts aegirine crystals with minor feldspar found at Mount Malosa in Zomba, Malawi.

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https://en.wikipedia.org/wiki/Aegirine