单词 | alloclasite |
释义 | alloclasiten. Mineralogy. A rare mineral consisting of a sulphide and arsenide of iron and cobalt (often with other metals), typically occurring as aggregates of slender, steel-grey crystals.Approximate formula: (Co,Fe)AsS. Crystal system: orthorhombic. ΘΚΠ the world > the earth > minerals > types of mineral > sulphides and related minerals > sulpho-salts > [noun] > others bournonite1805 kobellite1844 grünauite1849 steinmannite1849 freieslebenite1850 saynite1854 haidingerite1863 alloclase1866 alloclasite1868 wittichenite1868 klaprothite1872 klaprotholite1872 guejarite1880 lautite1883 matildite1892 cylindrite1893 franckeite1893 hauchecornite1893 lorandite1895 lengenbachite1904 marrite1904 samsonite1910 vrbaite1913 weibullite1913 ramdohrite1931 parkerite1936 renierite1949 imhofite1965 nowackiite1965 nuffieldite1968 1868 J. D. Dana Syst. Mineral. (ed. 5) 80 The supposed glaucodot of Orawicza is alloclasite. 1885 H. Erni Mineral. Simplified (ed. 2) 234 The concentrated solution of alloclasite becomes turbid upon the addition of water ([indicating] bismuth). 1916 J. Murdoch Microsc. Determination Opaque Minerals 37 Alloclasite.—Probably glaucodot, or a similar mineral, with blebs of bismuth (?) and a bluish gray, soft mineral, scattered through it. 2008 Ore Geol. Rev. 33 57/1 (Co, Ni, Fe)-bearing minerals in the studied deposits are represented by sulfoarsenides (cobaltite, gersdorffite, arsenopyrite, alloclasite), monoarsenides..and sulfides. This entry has been updated (OED Third Edition, September 2012; most recently modified version published online March 2022). < n.1868 |
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