单词 | rhaetizite |
释义 | rhaetiziten. Mineralogy. Now historical and rare. A silicate of aluminium now regarded as identical with kyanite. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > nesosilicates > [noun] > subsaturate group > kyanite or cyanite cyanite1794 sappar1794 rhaetizite1816 1816 R. Jameson Syst. Mineral. (ed. 2) II. 424 Rhaetizite... It occurs at Pfizsch in the Tyrol. 1837 J. D. Dana Syst. Mineral. 319 A milk-white variety of Rhœtizite. 1867 Ann. Lyceum Nat. Hist. N.Y. 8 188 It [sc. kyanite]..seems to pass by imperceptible shades of color into a bluish or greyish-green mineral..in which case it loses its fibrous character and becomes bladed like rhetizite. 1890 Amer. Jrnl. Sci. 139 49 There is hardly a specimen of the andalusite, rhætizite and cyanite in which muscovite could not be observed as a direct alteration of these minerals. 1920 A. H. Fay Gloss. Mining & Mineral Industry 568/1 Rhaetizite, a white variety of cyanite found in Tyrol. This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022). < n.1816 |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。