Research Article

The Early Cambrian Mianyang-Changning Intracratonic Sag and Its Control on Petroleum Accumulation in the Sichuan Basin, China

Figure 8

The thickness and hydrocarbon-generating intensity of the Lower Cambrian mudstone across the Sichuan basin ((a) Thickness isopach map of the Qiongzhushi/Niutitang Formation; (b) isomap of hydrocarbon-generation of the Qiongzhushi/Niutitang Formation, modified from Huang et al., 2002 [18]).
(a)
(b)