noun Etymology: German Rhyolith, from Greek rhyax stream, stream of lava (from rhein) + German -lith -lite Date: 1868 a very acid volcanic rock that is the lava form of granite • rhyolitic adjective

New Collegiate Dictionary. 2001.

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  • Rhyolite — Rhy o*lite, n. [Gr. rei^n to flow + lite.] (Min.) A quartzose trachyte, an igneous rock often showing a fluidal structure. {Rhy o*lit ic},, a. [1913 Webster] …   The Collaborative International Dictionary of English

  • rhyolite — [rī′ə līt΄] n. [Ger rhyolit < Gr rhyax, stream (of lava) + lithos, stone] a light colored igneous rock with a fine grained, granitelike texture …   English World dictionary

  • Rhyolite — Früheres Bahnhofsgebäude von Rhyolite …   Deutsch Wikipedia

  • Rhyolite — Pour les articles homonymes, voir Rhyolite (homonymie). Rhyolite Rhyolite. Les cristaux de feldspath (rose clair) et de …   Wikipédia en Français

  • rhyolite — ALASKA VOLCANO OBSERVATORY GLOSSARY Volcanic rock (or lava) that characteristically is light in color, contains 69% silica or more, and is rich in potassium and sodium. GLOSSARY OF VOLCANIC TERMS A volcanic rock containing greater than 68% silica …   Glossary of volcanic terms

  • Rhyolite — This page is about a volcanic rock. For the ghost town see Rhyolite, Nevada, and for the satellite system, see Rhyolite/Aquacade. Rhyolite is an igneous, volcanic (extrusive) rock, of felsic (silicon rich) composition (typically >69% SiO2 mdash;… …   Wikipedia

  • rhyolite — rhyolitic /ruy euh lit ik/, adj. /ruy euh luyt /, n. a fine grained igneous rock rich in silica: the volcanic equivalent of granite. [1865 70; rhyo (irreg. < Gk rhýax stream of lava) + LITE] * * * Igneous rock that is the volcanic equivalent of… …   Universalium

  • rhyolite — rhyolithe ou rhyolite [ rjɔlit ] n. f. • 1883; du gr. rhuô, de rhein « couler », et lithe ♦ Géol. Lave volcanique de composition granitique, à texture souvent porphyrique, dont la pâte est partiellement vitreuse. ● rhyolite nom féminin Roche… …   Encyclopédie Universelle

  • rhyolite — noun An igneous, volcanic (extrusive) rock, of felsic composition, with aphanitic to porphyritic texture …   Wiktionary

  • rhyolite — [ rʌɪəlʌɪt] noun Geology a pale fine grained volcanic rock of granitic composition. Origin C19: from Ger. Rhyolit, from Gk rhuax lava stream + lithos stone …   English new terms dictionary

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