euclase

[ yoo-kleys, -kleyz ]

Phonetic (Standard)IPA

noun

a rare green or blue mineral, beryllium aluminum silicate, BeAlSiO 4 (OH), occurring in prismatic crystals.

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Word History and Origins

Origin of euclase¹

From French, dating back to 1795–1805; eu-, -clase

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Example Sentences

Examples have not been reviewed.

EUCLASE, a very rare mineral, occasionally cut as a gem-stone for the cabinet.

From

Ha�y the name euclase, from the Greek εὖ, easily, and κλάσις, fracture.

From

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

From

It never occurs naturally in the free state, but is always combined, usually with silica or alumina, or both; as in the minerals phenacite, chrysoberyl, beryl or emerald, euclase, and danalite.

From

Eucken Euclid

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