phonolite
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Phonolite — du Puy Griou Catégorie roche magmatique sous catégorie roche volcanique leucocrate … Wikipédia en Français
Phonolite — Pho no*lite, n. [Phono + lite: cf. F. phonolithe.] (Min.) A compact, feldspathic, igneous rock containing nephelite, ha[ u]ynite, etc. Thin slabs give a ringing sound when struck; called also {clinkstone}. [1913 Webster] … The Collaborative International Dictionary of English
phonolite — [fō′nə līt΄] n. [Fr phonolithe < phono (see PHONO ) + lithe (see LITE): transl. of Ger klingstein < klingen, to ring, clink + stein,STONE] a fine grained, extrusive igneous rock consisting chiefly of alkali feldspar and nepheline phonolitic … English World dictionary
Phonolite — Aegirine phonolite. Dark prismatic minerals are aegirine phenocrysts. Phonolite is a rare igneous, volcanic (extrusive) rock of intermediate (between felsic and mafic) composition, with aphanitic to porphyritic texture. The name phonolite comes… … Wikipedia
phonolite — phonolithe ou phonolite [ fɔnɔlit ] n. m. ou f. • 1823; phonolite 1807; de phono et lithe « pierre qui résonne » ♦ Minér. Trachyte feldspathique qui se présente sous forme de laves compactes, sonores sous le choc. Adj. PHONOLITHIQUE ou… … Encyclopédie Universelle
phonolite — phonolitic /fohn l it ik/, adj. /fohn l uyt /, n. a fine grained volcanic rock composed chiefly of alkali feldspar and nepheline, some varieties of which split into pieces that ring on being struck. [1820 30; < F < G Phonolith. See PHONO , LITE]… … Universalium
phonolite — noun Etymology: French, from German Phonolith, from phon + lith; from its ringing sound when struck Date: circa 1828 a gray or green volcanic rock consisting essentially of orthoclase and nepheline … New Collegiate Dictionary
phonolite — noun a light coloured rock of volcanic origin composed mostly of alkali feldspars … Wiktionary
phonolite — A type of volcanic rock, common as lava flows in some areas, that is capable of supporting the formation of extensive lava caves, including those on Mount Suswa in Kenya [9] … Lexicon of Cave and Karst Terminology
phonolite — n. clinkstone, fine grained igneous rock; light colored volcanic rock composed mainly of feldspars (Geology) … English contemporary dictionary
