安徽淮南地区新元古代九里桥组主要由砂质、泥质灰岩，叠层石灰岩和白云质灰岩组成。
The Neoproterozoic Jiuliqiao Formation in Huainan region consists of sandy and silty limestone, stromatolite limestone and dolomitic limestone.
安徽淮南地区新元古代九里桥组主要由砂质、泥质灰岩，叠层石灰岩和白云质灰岩组成。
The Neoproterozoic Jiuliqiao Formation in Huainan region consists of sandy and silty limestone, stromatolite limestone and dolomitic limestone.
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