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acmite

noun
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ac·​mite | \ ˈak-ˌmīt \
plural -s

Definition of acmite

: a mineral consisting of a brown or green silicate of sodium and iron NaFe(SiO3)2 belonging to the pyroxene group and often found in long prismatic crystals characteristically pointed (hardness 6–6.5, specific gravity 3.50–3.55)

— called also aegirite

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History and Etymology for acmite

German achmit, from Greek akmē + German -it -ite

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“Acmite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acmite. Accessed 24 Sep. 2020.

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