单词 | wittite |
释义 | wittiten. Mineralogy. A mineral containing lead, bismuth, selenium, and sulphur and occurring as grey monoclinic crystals. ΘΚΠ the world > the earth > minerals > types of mineral > other miscellaneous minerals > [noun] adamanteOE adamantinec1225 adamant stonea1387 chrysocoll1590 chrysocolla1600 aloe1601 Scythian stone1608 diaspore1802 sideroclepte1814 allagite1823 spherulite1823 aluminide1826 rhodalite1836 aikinite1843 alvite1855 xanthitane1856 belonite1865 aenigmatite1868 opacite1875 viridite1879 neocyanite1882 sideronatrite1882 wittite1924 niggliite1936 anthonyite1963 perryite1965 KREEP1971 1924 Mineral. Abstr. II. 340 Wittite resembles molybdenite in appearance. 1980 Amer. Mineralogist 65 789 Studies of specimens from Falun, Sweden, reported to contain the two minerals weibullite and wittite have established at least three selenium-rich bismuth-lead sulphosalts of similar chemistry. A nomenclature is proposed in which two of the minerals retain the old names weibullite and wittite, while the third is given the new name nordströmite. This entry has not yet been fully updated (first published 1986; most recently modified version published online March 2020). < n.1924 |
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。