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orientite
noun
ori·en·tite
Definition of orientite
-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)
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Origin and Etymology of orientite
Oriente, province in eastern Cuba, its locality, + English -ite
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