Word Study
variolite
CIDE DICTIONARY
variolite, n. [L. varius various + -lite: cf. F. variolite.].
A kind of diorite or diabase containing imbedded whitish spherules, which give the rock a spotted appearance. [1913 Webster]
OXFORD DICTIONARY
variolite, n. a rock with embedded small spherical masses causing on its surface an appearance like smallpox pustules.
Derivative
variolitic adj.
Etymology
as VARIOLE + -ITE(1)
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