gangue rock

• 脉石岩,脉岩

gangue rock的用法和样例：

例句

1. Paishanlou large size Au deposit is hosted by tonalite in which upper crustal amphibolitic rock inclusions occur.
   研究结果表明，排山楼金矿的容矿围岩是一套以英云闪长岩为主体，含少量角闪质上壳岩包体及脉岩的组合。
2. The hard rock in which diamonds are found is called blue ground, because it is somewhat blue.
   他们把发现有钻石的坚硬岩石叫作蓝色脉岩，因为它的颜色有点蓝。