英语词汇“tectosilicate”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	tectosilicate
释义	tectosilicate Min.\|ˈtɛktəʊˌsɪlɪkət\| Also tekto-. [ad. G. tektosilikat (H. Strunz 1938, in Zeitschr. f. ges. Naturwiss. IV. 189), f. Gr. τεκτο-νεῖα workshops (or τεκτο-νία carpentry), taken as = framework + G. silikat silicate.] Any of the group of silicates in which the four oxygen atoms of each SiO₄ tetrahedron are shared with four neighbouring tetrahedra in a three-dimensional framework, with a ratio of silicon to oxygen of 1:2. 1947[see phyllosilicate].1959Berry & Mason Mineralogy xv. 471 All the tektosilicates are colorless, white, or pale gray when free from inclusions.1971I. G. Gass et al. Understanding Earth i. 16/2 The feldspars and quartz are examples of tectosilicates (three-dimensional framework structures).
随便看	pentagynia pentahedral pentahexahedral pen-tail pental pentalemma pentalpha pentamerous pentamery pentameter pentamidine Pentandria pentane pentangle pentangular pentapedal pentapetalose pentaploid pentapody pentapolis pentaprism pentapterous pentarch pentarchical pentarchy

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