iron mineral

• 铁矿物

iron mineral的用法和样例：

例句

1. Many iron minerals are only slightly magnetic.
   不少铁矿物只有微弱的磁性。
2. Pyrrhotite is the most common and abundant iron sulphide mineral in mine wastes worldwide.
   磁黄铁矿是矿山尾矿堆中最为常见且分布很广的一种硫化铁矿物。