Table 6
Initial mineral volume fractions and possible secondary mineral phases used in the simulations [31].
| Mineral classification | Mineral name | Chemical composition | Reservoirs (volume fraction) | Caprock (volume fraction) |
|---|---|---|---|---|
| Clay minerals | Illite | K0.6Mg0.25Al1.8(Al0.5Si3.5O10)(OH)2 | 0.15 | 0.653 |
| Kaolinite | Al2Si2O5(OH) | 0.03 | 0.0111 | |
| Smectite-Ca | Ca0.145Mg0.26Al1.77Si3.97O10(OH)2 | 0 | 0.0696 | |
| Chlorite | Mg2.5Fe2.5Al2Si3O10(OH)8 | 0.10 | 0.064 | |
| Non-clay mineral | Quartz | SiO2 | 0.35 | 0.08 |
| K-feldspar | KAlSi3O8 | 0.20 | 0.028 | |
| Albite | NaAlSi3O8 | 0 | 0.032 | |
| Anhydrite | CaSO4 | 0 | 0.04 | |
| Calcite | CaCO3 | 0.10 | 0.008 | |
| Pyrite | FeS2 | 0 | 0.004 | |
| Oligoclase | CaNa4Al6Si14O40 | 0.05 | 0 | |
| Hematite | Fe2O3 | 0.005 | 0 | |
| Siderite | FeCO3 | 0 | 0 | |
| Ankerite | CaMg0.3Fe0.7(CO3)2 | 0 | 0 | |
| Dawsonite | NaAlCO3(OH)2 | 0 | 0 | |
| Magnesite | MgCO3 | 0 | 0 | |
| Dolomite | CaMg(CO3)2 | 0 | 0 | |
| Halite | NaCl | 0 | 0 |