barite

n.重晶石

一种重质矿石，是含钡的硫酸盐，主要用于制造钻井泥浆、涂料和橡胶等。

名词

1. Barite is commonly used as a weighting agent in drilling fluids.
钡重质矿石常用作钻井泥浆中的增稠剂。

2. The white barite crystals are highly valued by collectors for their beauty.
因其美丽而备受收藏家青睐的是白色的重质钡晶体。