单词 | roméite |
释义 | roméiten. Mineralogy. An antimony-containing mineral which occurs as yellow to reddish-brown octahedral crystals, typically in metamorphosed manganese-bearing hydrothermal deposits.Roméite is an antimonate of calcium (usually containing small amounts of iron, titanium, manganese, and other elements), Ca2Sb2O7. Crystal system: cubic. ΘΚΠ the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > other oxides > oxides of two elements honey stone1792 bismuth-ochre1796 mellilite1796 melilithus1800 mellite1801 melilite1814 manganesite1823 heterocline1844 romeine1844 crednerite1849 roméite1849 whewellite1852 manganite1865 magnesioferrite1868 oxammite1870 molybdomenite1885 lautarite1892 tripuhyite1897 coronadite1904 hollandite1906 melanovanadite1921 quenselite1926 salesite1939 yttrotungstite1950 ordoñezite1953 1849 J. Nicol Man. Mineral. 558 (table) Antimoniates... Romëite. 1868 J. D. Dana Syst. Mineral. (ed. 5) 547 Romeite was found by B. de Lom at St. Marcel in Piedmont. 1916 Bull. U.S. Geol. Surv. No. 610. 96 The Brazilian so-called atopite is..identical with the romeite from Italy. 1953 Mineral Mag. 30 101 The definition of stibiconite..includes the mineral roméite, which has long been recognized as a calcium antimonate. 2008 Ore Geol. Rev. 34 258/1 Wolframite was also subjected to replacement by Sb minerals giving rise to complex phases described here as hydrated roméite. This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022). < n.1849 |
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。