amphibolite facies

例句：

1. 1.The amphibolite facies is characterized by the presence of garnet and sillimanite.
   变质岩相的特点是存在石榴石和硅线石。
2. 2. The amphibolite facies is a key indicator of the Earth's crustal evolution.
   变质岩相是地球地壳演化的关键指标。
3. 3.The amphibolite facies is also important for understanding the origin of minerals.
   变质岩相对于理解矿物的起源也非常重要。