Research Article
Understanding of Long-Term CO2-Brine-Rock Geochemical Reactions Using Numerical Modeling and Natural Analogue Study
Table 5
List of kinetic rate parameters used in equations (
A.1) and (
A.2) for minerals considered in the simulations.
| | Mineral | (cm2/g) | Parameters for kinetic rate law of equations (A.1) and (A.2) | | Neutral mechanism | Acid mechanism | Base mechanism | | (mol/m2/s) | (KJ/mol) | (mol/m2/s) | (KJ/mol) | (H+) | (mol/m2/s) | (KJ/mol) | (H+) |
| | Quartz | 9.8 | | 87.7 | | | | | | | | Illite | 151.6 | | 35 | | 23.6 | 0.34 | | 58.9 | -0.4 | | Kaolinite | 151.6 | | 22.2 | | 65.9 | 0.777 | | 17.9 | -0.472 | | Chlorite | 9.8 | | 88 | | 88 | 0.5 | | | | | Smectite-Na | 151.6 | | 35 | | 22.6 | 0.34 | | 58.9 | -0.4 | | Smectite-Ca | 151.6 | | 35 | | 22.6 | 0.34 | | 58.9 | -0.4 | | Albite | 9.8 | | 69.8 | | 65 | 0.457 | | 71 | -0.572 | | Anorthite | 10.0 | | 17.8 | | 16.6 | 1.411 | | | | | K-feldspar | 9.8 | | 38 | | 51.7 | 0.5 | | 94.1 | -0.823 | | Calcite | 9.8 | | 23.5 | | 14.4 | 1.0 | | | | | Ankerite | 9.8 | | 62.76 | | 36.1 | 0.5 | | | | | Siderite | 9.8 | | 62.76 | | 36.1 | 0.5 | | | | | Dolomite | 9.8 | | 52.2 | | 36.1 | 0.5 | | | | | Dawsonite | 9.8 | | 62.76 | | 36.1 | 0.5 | | | | | Magnesite | 9.8 | | 23.5 | | 14.4 | 1 | | | | | Nonreactive | | | | | | | | | |
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