zoisite

Mineralogically, zoisite is a member of the epidote group, the other members of which are clinozoisite, epidote pe rse, piemontite, and allanite.

从矿物学上讲，黝帘石是绿帘石家族的一员，绿帘石还有褐帘石等。

, On the Mohs hardness scale, zoisite and hornblende (or tschermakite) have hardnesses about about 6½, whereas corundum has a hardness of 9.

比如，黝帘石和角闪石（者钙镁闪石）的摩氏硬度为6.5，而刚玉则达到9。