The main sedimentary facies of the Upper Carboniferous on the margin of the Xuefeng Anicient Land can be divided into submarine alluvial, foreshore siliciclastic, shallow beach carbonate, carbonate platform and backshore restrict carbonate facies.

• 摘要湖南沅陵雪峰古陆边缘上石炭统主要包括下列岩相类型：冲积扇砂砾岩相、前滨海滩砂岩相、浅滩碳酸盐相及混积岩相、潮下碳酸盐岩相及滩后局限碳酸盐岩相。