Tengya Shale (Mu Znzhi, 1949, Geological Review , 14(1/3): 16) Lee Y Y, 1933, Contrib. Nat. Res. Inst. Geol. , (3): 27 Tengyan (Tengyen) under the Yangfujian, southwest of Ruichang County, Jiangxi Province For shales Silurian Synonym: Tengya Shale....