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

Figure 7

Variations in abundance (in volume fraction of rock grains) of illite (a), smectite-Na (b), kaolinite (c), and quartz (d) versus time obtained with (Case 2) and without (Base Case) considering the scour of kaolinite.

(a)

(b)

(c)

(d)