orientite

noun

ori·​en·​tite

-ˌen‧-

plural -s

: a mineral Ca₄Mn₄Si₅O₂₀.4H₂O consisting of a hydrous calcium manganese silicate occurring in small brown orthorhombic crystals (hardness 4.5–5, specific gravity 3)

Word History

Etymology

Oriente, province in eastern Cuba, its locality, + English -ite

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