Discussion about the Meaning and Era of Daheshen Formation, the Central Part of w:st="on">w:st="on">Jilin w:st="on">Province
详细信息   
摘要

///Daheshen Formation is mainly distributed in the central part of w:st="on">w:st="on">Jilin w:st="on">Province. From the lithological characters, era, and biological composition, this paper analyzed and contrasted the acidic volcanic rock, pyroclastic rock and a little sedimentary rock above the Permian Shoushangou Formation, clarified its significance as Daheshen Formation. 

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