The Longqiao iron ore deposit is a large-scale hidden magnetite ore deposit.
安徽庐江龙桥铁矿属一大型隐伏磁铁矿矿床。
The ore properties and the experimental research of flotation of a magnetite ore are described.
介绍了磁铁矿的矿石性质、分离浮选的试验研究结果。
It is difficult to use conventional concentration technology to treat lean magnetite ore which has a low iron content, due to high cost.
贫磁铁矿由于含铁量低，采用常规工艺分选处理时，由于成本高而难以实施。
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