单词 | morass ore |
释义 | † morass oren. Obsolete. = bog iron n. at bog n.1 Compounds 4. Cf. morassy iron ore n. at morassy adj. Compounds. ΘΚΠ the world > the earth > minerals > ore > [noun] > metal ore > iron ore > bog bog-mine1590 bog-mine-ore1764 bog ore1772 bog iron ore1789 swampy iron ore1796 morassy iron ore1801 morass ore1805 black ram1808 limonite1823 swamp-ore1839 1805 R. Jameson Syst. Mineral. II. 334 [Bog Iron-Ore] is subdivided into three subspecies. 1. Morass-Ore. 2. Swamp-Ore. 3. Meadow-Ore. 1817 T. Thomson Syst. Chem. (ed. 5) III. 478 Morass Ore. 1927–9 H. Wheeler Waverley Children's Dict. V. 2833/2 On exposure to the air, iron is precipitated by the solution, and in combination with various impurities forms morass-ore. This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2019). < n.1805 |
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