ferrospinel

例句：

1. 1.The iron ore is mined from the ferrospinel deposit in the mountain range.
   铁矿从山区的铁锈石矿床中开采。
2. 2.The mineralogist studied the chemical properties of the ferrospinel.
   矿物学家研究了铁锈石的化学性质。
3. 3. The local government has been working on a project to restore the ferrospinel forests.
   当地政府一直在努力恢复铁锈石森林的项目。