basic magnesite

例句：

1. 1.The basic magnesite is used in the production of glass.
   基础镁石用于生产玻璃。
2. 2.The magnesite deposit is located in the southern part of the country.
   镁石矿床位于该国南部。
3. 3.The magnesite was extracted from the mine using a special process.
   使用特殊工艺从矿井中提取了镁石。