| 释义 |
ˈsmithsonite Min.
[Named by Beudant (1832), after James Smithson (1765–1829), who had distinguished it from calamine.]
1. Silicate of zinc.
c1835Encycl. Metrop. (1845) VI. 520/1 Smithsonite. Electric Calamine. Ibid. 527/1 Smithsonite. Silicate of Zinc. 1878Gurney Crystallog. 55 Smithsonite..is zinc silicate crystallised with one equivalent of water.
2. U.S. Carbonate of zinc.
For the difference between the English and the U.S. use of the word, see note on calamine.
1856Dana Rudim. Treat. Min. 86 Carbonate of Zinc (Calamine, Smithsonite). 1896Chester Dict. Min. 251 Smithsonite,..found in drusy incrustations or in botryoidal or stalactitic forms. |