willemite 的定义
- a mineral, a zinc silicate, Zn2SiO4, sometimes containing manganese, occurring in prismatic crystals or granular masses, usually greenish, sometimes white, brown, or red: a minor ore of zinc.
更多willemite例句
- In the New Jersey mines the zinc ores are the oxides zincite and willemite, and the zinc-iron oxide franklinite.