Ningxiang type iron deposit, whose geological prospecting of was finished in the 50's of 20th century, is an important kind of iron deposits in China.
宁乡式铁矿是我国重要的铁矿类型，地质勘查完成于20世纪50年代。
One of causes that ore-dressing experiments of Ningxiang-type iron ore hasn t got breakthrough is insufficient study of technological mineralogy of ore.
宁乡式铁矿选矿试验未获重大突破的原因之一是对矿石的工艺矿物学研究不够充分。
The Ningxiang-type iron deposit in western Hubei is widely-spreading and of large-size and is characterized by hematite ooid.
鄂西宁乡式铁矿分布广、模大，普遍发育赤铁矿鲕粒。
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