euclase

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noun eu·clase \ˈyü-ˌklās, -ˌklāz\

Definition of euclase

  1. :  a mineral that consists of a brittle silicate of beryllium and aluminum in pale yellow, green, or blue prismatic crystals and is used especially as a gemstone

Origin and Etymology of euclase

French, from eu- (from Latin) + Greek klasis breaking, from klan to break

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