Ore beds are located in two horizons of middle Carboniferous shallow and littoral facies strata and early Permian continental lacustrine and swamp facies strata.
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它在本区有两个层位,一个是中石炭世的浅海和滨海相地层,另一个是早二叠世的陆相湖沼沼沉积地层。
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