中上扬子地区下寒武统筇竹寺组结核体发育特征及沉积环境意义

王玉满,沈均均,邱振,李新景,张磊夫,张琴,王灿辉

Characteristics and environmental significance of concretion in the Lower Cambrian Qiongzhusi Formation in the Middle-Upper Yangtze area

Yuman WANG,Junjun SHEN,Zhen QIU,Xinjing LI,Leifu ZHANG,Qin ZHANG,Canhui WANG

图8 中上扬子地区早寒武世筇竹寺期裂陷萎缩期（SQ3时期）沉积相

Fig.8 Sedimentary facies of rift atrophy stage（SQ3 stage ） of the Early Cambrian Qiongzhusi Period in Middle-Upper Yangtze region