辉矿类

例句：

1. 1. The mineralogist studied the chemical composition of various minerals.
   矿物学家研究了各种矿物的化学成分。
2. 2. The pyroxene in the rock is a key component for the formation of the ore.
   岩石中的辉石是形成矿石的关键成分。
3. 3. The olivine is commonly found in basaltic rocks and can be used as a building material.
   橄榄石通常存在于玄武岩中，可以用作建筑材料。