lehmannite

例句：

1. 1. The mineral lehmannite is used in the production of rechargeable batteries.
   锂石用于可充电电池的生产。
2. 2.The geologist found traces of lehmannite in the region's sedimentary rock layers.
   地质学家在该地区的沉积岩层中发现了锂石的痕迹。
3. 3. Lehmannite is a rare mineral that can be found in small quantities in some rocks.
   锂石是一种稀有矿物，可以在一些岩石中以少量存在。