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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The main sediments are made up of terrigenous clastic deposits. Other resedimented clastic constituents are: ooid, fossil clasts, plant clasts and glauconite, etc.