galena

例句：

1. 1. The mine is rich in galena, which is used to make glass.
   这个矿富含钠长石，用于制造玻璃。
2. 2. The mineral deposit contains a variety of minerals, including galena.
   这个矿床含有多种矿物，包括钠长石。
3. 3. Galena is mined from the earth's crust, and it is used in various industrial processes.
   钠长石从地球的地壳中开采出来，用于各种工业过程。