TITLE Mineral with H2PHASESH2(g) H2 = H2 log_k -3.19 delta_h 0.0H2O(g) H2O = H2O log_k -4.27 delta_h -9.82CO2(g) CO2 = CO2 log_k -2.87 delta_h -3.94H2S(g) H2S = H2S log_k 0.63 delta_h -4.96SOLUTION 1 units mg/l temp 55 pH 6.66 density 1 Na 104140 charge Ca 2365 K 398 Mg 836 Sr 58 Fe 2.5 Al 5.8 Cl 155610 -water 1 # Defining water explicitlyEQUILIBRIUM_PHASES 1 Quartz 0 51.06 K-Feldspar 0 2.895 Hematite 0 3.537 Pyrite 0 3.826 Dolomite 0 1.457 Anhydrite 0 1.063 Calcite 0 1.375 Halite 0 0.961 Illite 0 0.358 Chlorite(14A) 0 0.0495 H2(g) 0 0 H2O(g) 0 0 SAVE Solution 1 "solution.txt"SAVE Equilibrium_Phases 1 "equilibrium_phases.txt"USE Solution 1USE Equilibrium_Phases 1GAS_PHASE -fixed_pressure -pressure 81 CO2(g) 1e-20 H2S(g) 1e-20 H2(g) 1e-20 H2O(g) 1e-20REACTION 1 H2 1 0 in 50 stepsSELECTED_OUTPUT -reset false -file graph_output.txt -simulation true -reaction true -totals Na Ca K Mg Sr Fe Al Cl H O -equilibrium_phases Quartz K-Feldspar Hematite Pyrite Dolomite Anhydrite Calcite Halite Illite Chlorite(14A) -si CO2(g) CH4(g) H2(g) H2O(g) -gas CO2(g) CH4(g) H2(g) H2O(g)KNOBS -convergence_tolerance 1e-12 -diagonal_scale 1e-8 -iterations 1000END