| 单词 | green iron ore |
| 释义 | > as lemmasgreen iron ore green iron ore n. †(a) a form of garnet (obsolete); (b) = dufrenite n. (now rare). ΘΚΠ the world > the earth > minerals > types of mineral > phosphates > [noun] > phosphates of iron siderite1784 siderites1794 green iron ore1804 scorodite1823 vivianite1823 dufrenite1837 melanchlor1854 neoctese1854 globosite1868 strengite1881 koninckite1885 phosphosiderite1890 tinticite1946 laubmannite1949 the world > the earth > minerals > types of mineral > silicates > nesosilicates > [noun] > garnet garneta1350 granatea1400 green iron ore1804 hydrogarnet1941 1804 R. Jameson Syst. Mineral. I. 72 In some countries it [sc. common garnet] is named green iron ore. 1825 R. T. Gore tr. J. F. Blumenbach Man. Elements Nat. Hist. xii. 386 Green Iron Ore. Ger. Grün Eisenerde. Generally canary-green; earthy... Its composition not yet completely known. 1859 J. P. Lesley Iron Manufacturer's Guide ii. 295 Dufrenite,..green iron ore is a silky radiated fibrous subtranslucent drusy ore, 63 peroxide iron, 28 phosphoric acid, 9 water. 1939 L. de Vries German-Eng. Sci. Dict. Grüneisenstein, green iron ore. < as lemmas |
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