A naturally occurring solid material containing a precious or useful metal in such quantity and in such chemical combination as to make its…
单词 | θ6382 |
释义 | the world > the earth > minerals > ore > [noun] (202) oreOE A naturally occurring solid material containing a precious or useful metal in such quantity and in such chemical combination as to make its… metala1387 Metallic ore. Obsolete. minea1425 A mineral or metallic ore, esp. (in later use) iron ore. Also figurative. mineralc1500 A substance obtained by mining; a product of the depths of the earth, esp. one other than a native metal. Also in Mining: an ore. Also figurative. vein1601 An ore (cf. mine, n. 2a). Obsolete. spelter1661 Zinc. (Now only Commerce) Also locally applied to various ores. ram1683 Metal ore of a brittle, crumbly nature. With distinguishing word indicating the type of metal. Cf. slick, n.2 virgin ore1758 (see quots.). rock1830 U.S. Rock containing a desired metal or other substance; mineral ore. manganomelane1934 Any of a group of manganese oxide minerals including psilomelane, esp. those with a hard texture. Subcategories:— quality or kind of (1) — piece or lump of ore (5) — ore on side of vein (1) — alluvial ore (1) — pulverulent or granular (2) — lustrous (1) — loose (1) — float-ore (2) — profitable (1) — worthless (1) — suitable for stamping (2) — suitable for washing (4) — suitable for shipping (1) — other classes of ore (1) — metal ore (163) — gypsum ore (1) — others (2) — substance forming ore (1) — instrument determining presence of minerals (1) |
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