cristobalite
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Cristobalite — spheres formed via devitrification (loss of silica) from the obsidian matrix (California, USA) 5.9×3.8×3.8 cm. General Category Silicate mineral … Wikipedia
cristobalite — ● cristobalite nom féminin (de San Cristóbal, nom propre) Variété de silice SiO2 de haute température, cristallisant dans le système quadratique, que l on rencontre dans les laves … Encyclopédie Universelle
Cristobalite — α Cristobalite Catégorie IX : silicates[1] Cristobalite dans des vacuoles d obsidienne Californie USA … Wikipédia en Français
cristobalite — /kri stoh beuh luyt /, n. Mineral. a polymorph of quartz occurring in volcanic rock in the form of colorless, translucent crystals. [1885 90; named after San Cristóbal, a hill near Pachuca de Soto, Mexico; see ITE1] * * * ▪ mineral the… … Universalium
cristobalite — kristobalitas statusas T sritis chemija apibrėžtis Aukštatemperatūrė polimorfinė kvarco atmaina. formulė SiO₂ atitikmenys: angl. cristobalite rus. кристобалит … Chemijos terminų aiškinamasis žodynas
cristobalite — cris·to·ba·lite (kris toґbə līt) a translucent crystalline form of silica used in casting investments because it has a high capacity for thermal expansion and is resistant to being broken down by heat … Medical dictionary
cristobalite — [krɪ stəʊbəlʌɪt] noun a form of silica which is the main component of opal. Origin C19: named after Cerro San Cristóbal in Mexico, where it was discovered … English new terms dictionary
cristobalite — cris·to·bal·ite … English syllables
cristobalite — n. Mineral. a principal form of silica, occurring as opal. Etymology: G Cristobalit f. Cerro San Cristoacutebal in Mexico … Useful english dictionary
14464-46-1 — Cristobalite α Cristobalite Catégorie III : oxydes et hydroxydes Cristobalite dans des vacuoles d obsidienne Californie USA … Wikipédia en Français
