➁Huang T K, Yao H H, 1940, Bull. Geol. Soc. China, 20(3–4): 242–244 ➂Aizishan Hill in Weiyuan County, Sichuan Province ➃Shales ➄Triassic to Jurassic
KeywordsSichuan Province Early Carboniferous Mongolia Autonomous Region Stratigraphic Scale Chlorite Schist
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