• synonyms


[yoo-kleys, -kleyz]
  1. a rare green or blue mineral, beryllium aluminum silicate, BeAlSiO4(OH), occurring in prismatic crystals.
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Origin of euclase

From French, dating back to 1795–1805; see origin at eu-, -clase
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for euclase

Historical Examples

  • Some other minerals in which it occurs are phenakite, euclase, and chrysoberyl.

    A Textbook of Assaying: For the Use of Those Connected with Mines.

    Cornelius Beringer and John Jacob Beringer