释义 |
hydrocyanite Min.|haɪdrəʊˈsaɪənaɪt| [Named 1870, f. Gr. ὕδωρ, ὑδρο- water + κύανος blue: see -ite.] Anhydrous sulphate of copper occurring in pale green crystals, which, when exposed to the air, absorb water and become bright blue.
1875Dana Min. App. ii. 29. |