辉长岩

例句：

1. 1. The mineralogist found the mineral inthe igneous rock.
   矿物学家在岩浆岩石中发现了这种矿物。
2. 2.The mineral is used as a building materialand for industrial applications.
   这种矿物被用作建筑材料和工业应用。
3. 3. The mineral has beenstudied for its potential use in medicine.
   这种矿物已被研究用于其潜在的医学用途。