Variolite — Va ri*o*lite, n. [L. varius various + lite: cf. F. variolite.] (Geol.) A kind of diorite or diabase containing imbedded whitish spherules, which give the rock a spotted appearance. [1913 Webster] … The Collaborative International Dictionary of English
variolite — [ver′ē ə līt΄] n. 〚Ger variolit < ML variola (see VARIOLA): from its pitted surface〛 Geol. any igneous rock containing varioles * * * var·i·o·lite (vârʹē ə līt , vărʹ ) n. A basic rock whose pockmarked appearance is caused by the presence of num … Universalium
variolite — [ver′ē ə līt΄] n. [Ger variolit < ML variola (see VARIOLA): from its pitted surface] Geol. any igneous rock containing varioles … English World dictionary
Variolite — Variolites (Latin varius , speckled, variegated ) are a group of dark green basic igneous rocks that, especially on weathered surfaces, exhibit pale colored spots, or spherules, that give them a pockmarked appearance. In some conditions these… … Wikipedia
Variolite — La variolite, du latin « variola » est une roche de texture compacte de couleur vert clair, dont le relief présente de petits boutons blanchâtres en forme de pustules qui lui a valu son nom, attribué par le géologue et minéralogiste… … Wikipédia en Français
variolite — (va ri o li t ) s. f. Roche de cristallisation, constituée par une pâte de pétrosilex de diverses couleurs, renfermant des noyaux sphéroïdaux de pétrosilex, dont la couleur diffère de celle de la pâte, dite aussi pierre à picot, pierre de la… … Dictionnaire de la Langue Française d'Émile Littré
variolite — GLOSSARY OF VOLCANIC TERMS A spherulite like radiating aggregate composed of feathery, needle like crystals of plagioclase and pyroxene that occur in mafic volcanic rocks (typically basalt). Variolites may result from devitrification, but are… … Glossary of volcanic terms
variolite — var·i·o·lite … English syllables
variolite — /ˈvɛəriəlaɪt/ (say vairreeuhluyt) noun any of certain fine grained, basic igneous rocks containing light coloured spherules, which, especially on weathered surfaces, give them a pockmarked appearance. {variol(a) + ite1} …
variolite — n. a rock with embedded small spherical masses causing on its surface an appearance like smallpox pustules. Derivatives: variolitic adj. Etymology: as VARIOLE + ITE(1) … Useful english dictionary
