smithsonite 的定义
Mineralogy.
- a native carbonate of zinc, ZnCO3, that is an important ore of the metal.
更多smithsonite例句
- Smithsonite is a carbonate much resembling, and often found with, calamine.
- Zinc occurs in nature most commonly as sulphide (blende); it also occurs as carbonate (calamine) and silicate (smithsonite).