英语词汇“nenadkevichite”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	nenadkevichite
释义	nenadkevichite Min.\|nɛˈnædkəvɪtʃaɪt\| [ad. Russ. nenadkevichit (Kuz´menko & Kazakova 1955, in Dokladȳ Akad. Nauk SSSR C. 1159), f. the name of K. A. Nenadkevich (b. 1880), Russian mineralogist: see -ite¹.] A hydrated silicate of sodium, calcium, niobium, and titanium, (Na,Ca)(Nb,Ti)Si₂O₇.2H₂O, which is found as pale yellow orthorhombic crystals. 1955Mineral. Abstr. XII. 569 (heading) Nenadkevichite—a new mineral.1965Doklady Acad. Sci. U.S.S.R. Earth Sci. Sect. CLX. 118/1 Among the natrolite and feldspar are..large (to 10 cm and more) dull flakes of nenadkevichite of a pale to pinkish yellow color.1972Mineral. Abstr. XXIII. 225/2 Localities are described representing the alkalic complex of Augusta County [Virginia]... Associated with the alkalic rocks are nenadkevichite, astrophyllite, and bastnäsite.
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