根据岩石类型、颜色、自生矿物、生物化石等特征，进一步将上古生界沉积体系划分为7种沉积相和12种沉积亚相。
The sedimentary systems were divided 7 facies and 12 subfacies according to the characteristics in rock types, color, authigene and biological fossil.
主要的生物化石发育于台地相灰岩中，包括蜓类、牙形石等个体较大化石；
Main oryctocoenose preserved in limestone of platform facies includes various types of large bodies, such as Schwagerina subnathorsti(Lee), S. sp.
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