Sequence stratigraphy and lithofacies paleogeography of the Middle-Upper Cambrian Xixiangchi Group in the Sichuan Basin and its adjacent area, SW China

LI Wei,FAN Ru,JIA Peng,LU Yuanzheng,ZHANG Zhijie,LI Xin,DENG Shenghui

Fig. 2. Third-order sequence division and cross section of Xixiangchi Group in Southwest Sichuan-Weiyuan-Central Sichuan-East Sichuan-South Shaanxi. HST—Highstand systems tract, TST—Transgressive systems tract.