leopoldite

例句：

1. 1.The mineralogist found a rare leopoldite in the local area.
   矿物学家在该地区发现了一种罕见的莱奥波尔德矿石。
2. 2.Leopoldite is a valuable resource for metallurgy.
   莱奥波尔德矿石是冶金业的重要资源。
3. 3.Due to its unique properties, leopoldite has been used in various industrial applications.
   由于其独特的性质，莱奥波尔德矿石被用于各种工业应用。