A Damage Constitutive Model for the Effects of CO<sub>2</sub>-Brine-Rock Interactions on the Brittleness of a Low-Clay Shale

<div>Experimental and constitutive model calculated stress-strain curves for samples soaked in subcritical CO<sub>2</sub> for 20 and 30 days.</div>

Geofluids

Figure 9: A Damage Constitutive Model for the Effects of CO<sub>2</sub>-Brine-Rock Interactions on the Brittleness of a Low-Clay Shale 