This paper divides the Paleozoic - Middle-Upper Proterozoic marine basins into the closed bearing basin type and open relief basin type.
本文把古生界一中、上元古界海相盆地分为封闭型承压盆地和开启型泄压盆地两大类型。
The bluestone body in Yuquanshan of Xingzi, Jiangxi consists of a slightly metamorphosed silt- bearing sericite slate of the Middle Proterozoic Shuangqiaoshan Upper Subgroup.
江西星子县玉泉山青石矿矿体为中元古界双桥山群上亚群浅变质含粉砂绢云母板岩。
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