他们在这个地区刚刚发现一个磁铁矿。
磁铁矿和石英的混合矿样采用磁选分离。
The mixture of magnetite and quartz was separated by magnetic separation.
露天铁矿和选矿作业，主要为磁铁矿的开采与选别。
The primary business of the mine is mining and separation of magnetite.
如果大气中存在的二氧化碳太多，磁铁矿则无法形成；
Too much CO2, and magnetite can't form, whereas the opposite is true for siderite.
最大的新闻是活着的东西，甚至一个简单的细菌，可以制造磁铁矿。
The big news was that a living thing, even a simple bacterium, can make magnetite.
白象山铁矿区磁铁矿石储量丰富，品位较高，具有很高的开采价值。
Baixiangshan iron mine ore magnetite-rich zone, high grade and high production value.
白象山铁矿区磁铁矿石储量丰富，品位较高，具有很高的开采价值。
Baixiangshan iron mine ore magnetite-rich zone, high grade and high production value.
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