mineral sludge

例句：

1. 1. The mine was contaminated with mineral sludge, which had to be cleaned up.
   矿井被矿物污泥污染了，需要清理。
2. 2.The company used a special treatment to remove the mineral sludge from their wastewater.
   该公司使用了一种特殊处理方式来从废水中去除矿物污泥。
3. 3. The mining operation has caused significant environmental damage due to the presence of mineral sludge.
   采矿作业由于存在矿物污泥而对环境造成了重大损害。