goethite

1.a widely occurring iron oxide ore; a mixture of goethite and hematite and lepidocrocite.

一种常见，针、赤和纤混合物。

2.The research shows that the FA-goethite coexistensive system is quite effectual in the way of controlling the heavy metal pollution of cadmium.

因此，针-富里酸共存体系对于控制重金属镉污染具有较好效果。