metabentonite

例句：

1. 1.The mine produces a valuable mineral called metabentonite.
   该矿生产一种名为重晶石的宝贵矿物。
2. 2.Metabentonite is used in the production of various industrial chemicals.
   重晶石用于生产各种工业化学品。
3. 3. The mining company has been extracting metabentonite from this area for decades.
   这家矿业公司几十年来一直在这个地区提取重晶石。