单词 | yttrotantalite |
释义 | > as lemmasyttroˈtantalite yttroˈtantalite n. Brit. /ˌɪtrə(ʊ)ˈtantəlʌɪt/ , /ˌɪtrə(ʊ)ˈtantl̩ʌɪt/ , U.S. /ˌɪtroʊˈtæn(t)lˌaɪt/ , /ˌɪtrəˈtæn(t)lˌaɪt/ [tantalum n.] ΘΚΠ the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > oxides of titanium, tantalum, nickel, or rare earths > tantalite tantalite1805 yttrotantalite1809 ixiolite1861 1809 Wollaston in Philos. Trans. (Royal Soc.) 99 246 The two Swedish minerals, tantalite and yttro-tantalite, from which I could obtain tantalum. 1868 J. D. Dana Syst. Mineral. (ed. 5) 519 Yttrotantalite..Color black, brown, brownish-yellow, straw-yellow... Tantalate of yttria and lime, or yttria, lime, and iron, with some protoxyd of uranium. < as lemmas |
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