The Lithological Features of Sublacustrine Fans and Significance to Hydrocarbon Exploration: A Case Study of the Chang 7 Interval of the Yanchang Formation, Southeastern Ordos Basin, North China

Figure 2

The generalized stratigraphic chart showing lithologies, sedimentary facies, the sequence stratigraphy, and evolution of the Yanchang Fm and Chang 7 interval in the Ordos Basin (the data were referenced from Yanhe outcrop and wells Z526 and Y221).