stishovite

Stishovite — Catégorie IX : silicates[1] Général Numéro CAS …   Wikipédia en Français

stishovite — [stish′ə vīt΄] n. [after S. Stishov, Soviet mineralogist who discovered it + ITE1] a very dense, tetragonal form of silica that is colorless and transparent …   English World dictionary

Stishovite — Infobox mineral name = Stishovite category = Mineral boxwidth = boxbgcolor = imagesize = caption = formula = Silica (silicon dioxide, SiO2) molweight = color = Clear (if no impurities); also see Varieties habit = system = twinning = cleavage =… …   Wikipedia

stishovite — /stish euh vuyt /, n. Mineral. a rare polymorph of quartz, SiO2, formed under very high pressure, as by meteorite impact. Cf. coesite. [1960 65; named after S. M. Stishov, 20th century Russian mineralogist; see ITE1] * * * ▪ mineral       high… …   Universalium

stishovite — stišovitas statusas T sritis chemija apibrėžtis Didelio tankio, rutilui būdingos struktūros kvarco atmaina, mineralas. atitikmenys: angl. stishovite rus. стишовит …   Chemijos terminų aiškinamasis žodynas

stishovite — noun A fine grained mineral, SiO, that is a polymorphic form of quartz formed under very high pressure. Syn: stipoverite …   Wiktionary

stishovite — [ stɪʃəvʌɪt] noun a dense form of silica produced by very high pressures, e.g. in meteorite craters. Origin 1960s: from the name of the Russian chemist Sergei M. Stishov + ite1 …   English new terms dictionary

stishovite — stish·ov·ite …   English syllables

stishovite — ˈstishəˌvīt noun ( s) Etymology: Sergeĭ M. Stishov, 20th century Russ. mineralogist + English ite : a dense tetragonal mineral SiO2 consisting of silicon dioxide that is a polymorph of quartz and that is formed under great pressure …   Useful english dictionary

13778-37-5 — Stishovite Stishovite Catégorie III : oxydes et hydroxydes Formule brute SiO2 Identification Classe cristalline et groupe d espace ditetragonal dipyramidal …   Wikipédia en Français

silica mineral — Any of the forms of silicon dioxide (SiO2), including quartz, tridymite, cristobalite, coesite, stishovite, melanophlogite, lechatelierite, and chalcedony. Various kinds of silica minerals have been produced synthetically. * * * Introduction… …   Universalium