Dec 1, 2018 - 00:00
Dec 1, 2018 - 00:00
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VA'RIOLITE, n. [L. varius and Gr. stone.]

In mineralogy, a kind of porphyritic rock, in which the imbedded substances are imperfectly crystallized, or are rounded, giving the stone a spotted appearance.

Variolites are fragments of primitive gladular rocks.

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