var·i·o·lite (vâr  - -l t , v r-)n. A basic rock whose pockmarked appearance is caused by the presence of numerous white, rounded, embedded spherules. var i·o·litic (-l tk) adj. |
variolite [ˈvɛərɪəˌlaɪt]
n
(Earth Sciences / Geological Science) any basic igneous rock containing rounded bodies (varioles) consisting of radiating crystal fibres
[from variola, referring to the pockmarked appearance of the rock]
variolitic [ˌvɛərɪəˈlɪtɪk] adj
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