Understanding of Long-Term CO₂-Brine-Rock Geochemical Reactions Using Numerical Modeling and Natural Analogue Study

Figure 1

Tectonic units of the Lower Yangtze region and Huangqiao area (a) (modified from Ge and Zhang [37]). Simplified geological section of Well X1 and X3 (b) (from Ren et al. [35]). The meanings of the stratigraphic symbols and the lithology of the strata can be found in Figure 2.

(a)

(b)