鲕状赤铁矿（Oolitic Hematite）肾状赤铁矿（Kidney-shaped Hematite）三方晶系或等轴晶系，但晶形少见。单晶体常呈菱面体和板状，集合体.
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The Ningxiang of west Hubei oolitic hematite has the characteristic of mineral granularity to be extremely thin, the undressed ore nature to be complex, the undressed ore grade is low, the high phosphoric.
鄂西宁乡式鲕状赤铁矿具有有用矿物嵌布粒度极细、原矿性质复杂、原矿品位较低、含磷高的特点。
参考来源 - 强磁场永磁磁选机优化设计及试验研究Oolitic hematite is considered as one of the most refractory iron ore type.
鲕状赤铁矿是目前国内外公认的最难选的铁矿石类型之一。
参考来源 - 鲕状赤铁矿提铁及用其熔渣制备微晶玻璃研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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