epidote

n.[矿]绿帘石

a green to yellowish-green mineral of the epidote group, consisting of silicates of calcium, aluminum, and iron, occurring as prismatic crystals or granular masses.

名词

1. The specimen contains a beautiful cluster of epidote crystals.
这个标本里有一簇美丽的榴石晶体。

2. The presence of epidote in the rock suggests a metamorphic origin.
岩石中存在的榴石表明其具有变质成因。