witherite造句

Geological instruction of barite witherite deposit exploration

More than 40 witherite and barite deposits (or points) locate in northern Daba Mountains, which is a large and unique witherite metallogenic belt in the world.

The Huangboshuwan witherite deposit is the first one that its reserves have been demonstrated in Shaanxi Province.

The test and production process of liquid barium chloride synthesized by low grade witherite breeze and by-product hydrochloric acid were introduced.