| 单词 | blue copper ore |
| 释义 | > as lemmasblue copper ore blue copper n. now rare any of certain blue minerals containing copper; esp. (a) = azurite n. (also blue copper ore); (b) = covelline n. ΘΚΠ the world > the earth > minerals > types of mineral > carbonates > [noun] > azurite Armenian stone1580 lapis Armenus1651 blue copper1728 blue malachite1728 armenite1823 chessylite1852 azurite1868 the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > niccolite group > copper sulphide blue copper1728 covelline1850 alisonite1859 covellinite1861 indigo-copper1868 1728 J. Woodward Catal. Addit. Eng. Native Fossils 25 Blue Copper-Ore. Found in small Quantities at —— on Aldston-Moor. It may serve as a Blue for Painters. 1768 W. Hooper tr. J. F. von Bielfeld Lett. II. xl. 119 The roof of this building is coverd with blue copper, and surrounded by a balustrade and other ornaments, richly gilt. 1821 R. Jameson Man. Mineral. 98 Blue Malachite, or Blue Copper. 1857 J. D. Dana Man. Mineral. (new ed.) 292 Blue Copper is a dull blue-black massive mineral... It is named Covelline. 1936 Kiva Mar. 3 The blue color is blue copper ore, or azurite. 1950 R. J. Forbes Metall. in Antiq. x. 295 Covellite (indigo or blue copper), a less common copper sulphide. < as lemmas |
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