单词 | dufrenoysite |
释义 | dufrenoysiten. Mineralogy. A mineral consisting of a sulphide of lead and arsenic, typically occurring as dark grey prisms with a metallic lustre.Chemical formula: Pb2As2S5. Crystal system: monoclinic. ΘΚΠ the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > other sulphides ethiops1697 ethiops mineral1727 sternbergite1826 proustite1835 greenockite1840 dufrenoysite1846 aciculite1849 pyrargyrite1849 schreibersite1849 siegenite1854 troilite1868 valleriite1875 argyrodite1886 semseyite1886 canfieldite1893 sulvanite1900 teallite1904 patronite1906 hydrotroilite1913 violarite1924 cooperite1928 braggite1932 mackinawite1962 roquesite1963 vysotskite1963 mawsonite1965 rhodostannite1968 1846 Chemist 7 21/1 M. Damour proposes calling this mineral dufrenoysite. 1868 J. D. Dana Syst. Mineral. (ed. 5) 88 Sartorite... From the Binnin valley with dufrenoysite and binnite. 1915 Trans. Amer. Inst. Mining Engineers 1914 49 297 A small amount of dufrenoysite..must be present in the Silver King mineral. 2005 M. Shimizu et al. in J. Mao & F. P. Bierlein Mineral Deposit Res. I. 696/1 In plane-polarized light, the two minerals (dufrenoysite and marumoite) are weakly bireflectant. This entry has been updated (OED Third Edition, June 2016; most recently modified version published online March 2022). < n.1846 |
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。