Step # 0 Xi = 0.0000 Time = 0 secs (0 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.170 Ionic strength = 1.473846 molal Activity of water = 0.969137 Solvent mass = 1.0000 kg Solution mass = 1.1405 kg Mineral mass = 0.18500 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000684 molal Dissolved solids = 123225 mg/kg sol'n Hardness = 20.82 mg/kg sol'n as CaCO3 carbonate = 20.82 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25682.62 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.14e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 58.1 cm3 Inert volume = 0.00 cm3 Porosity = 94.9 % Permeability = 17.1 cm2 Mass reacted = 0 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03594 0.000 0.000 0.000 9.017e-10 CO2(aq) (fixed act.) 0.000 0.000 -- 0.000 Enstatite 1.743 0.000 0.000 0.000 0.0001733 Cl- (charge rebalancing) 0.000 0.000 -- 0.000 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.540e+05 -16.59 dissolution Enstatite 3.900e-11 2.540e+04 4.445e+06 -7.440 dissolution *Units in absence of promoting or inhibiting species. No minerals in system. Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.473 2.969e+04 0.6226 -0.0376 Cl- 0.9507 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.482e+04 1.0000 -0.1915 HCO3- 0.5223 2.794e+04 0.6517 -0.4680 NaHCO3 0.1170 8617. 1.0000 -0.9319 NaCl 0.04995 2559. 1.0000 -1.3015 CO3-- 0.0002345 12.34 0.1129 -4.5772 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001575 11.78 0.6226 -4.0084 Mg++ 6.168e-05 1.314 0.2478 -4.8157 MgCl+ 1.657e-05 0.8684 0.6226 -4.9863 NaCO3- 1.640e-05 1.193 0.6226 -4.9910 KCl 3.775e-06 0.2468 1.0000 -5.4231 OH- 1.397e-06 0.02083 0.5903 -6.0838 MgCO3 1.183e-06 0.08748 1.0000 -5.9269 H+ 8.236e-07 0.0007278 0.8206 -6.1702 NaOH 4.481e-07 0.01571 1.0000 -6.3486 Al(OH)4- 3.305e-07 0.02753 0.6226 -6.6866 CaHCO3+ 1.895e-07 0.01680 0.6877 -6.8850 SiO2(aq) 1.875e-07 0.009879 1.3077 -6.6104 Al(OH)3 9.055e-08 0.006193 1.0000 -7.0431 Ca++ 6.519e-08 0.002291 0.1713 -7.9520 CaCl+ 2.781e-08 0.001842 0.6226 -7.7615 MgOH+ 1.283e-08 0.0004648 0.6226 -8.0975 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 1.4994s/sat Dolomite-ord -1.4939 Magnesite 0.1755s/sat Dolomite -1.4946 Gibbsite -0.3270 Halite -1.8977 Diaspore -0.5237 Dolomite-dis -2.6071 Boehmite -1.0601 Calcite -2.9369 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.59 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 56.75 54.87 8.666e+05 Al+++ 0.07189 4.227e-07 0.01000 Ca++ 0.03594 2.846e-07 0.01000 Cl- 1.001 1.001 3.111e+04 H+ -3.131 0.6431 568.3 HCO3- 1.283 1.283 6.864e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0002370 5.050 Na+ 1.640 1.640 3.306e+04 SiO2(aq) 1.815 1.898e-07 0.01000 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 4.227e-07 0.01000 Calcium 0.03594 2.846e-07 0.01000 Carbon 1.283 1.283 1.351e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0002370 5.050 Oxygen 64.23 58.71 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 1.898e-07 0.004674 Sodium 1.640 1.640 3.306e+04 Step # 0 Xi = 0.0000 Time = 0 secs (0 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.170 Ionic strength = 1.473742 molal Activity of water = 0.969137 Solvent mass = 1.0000 kg Solution mass = 1.1405 kg Mineral mass = 0.18501 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000683 molal Dissolved solids = 123219 mg/kg sol'n Hardness = 13.91 mg/kg sol'n as CaCO3 carbonate = 13.91 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25677.21 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.14e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 58.1 cm3 Inert volume = 0.00 cm3 Porosity = 94.9 % Permeability = 17.1 cm2 Mass reacted = 0 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03594 0.000 0.000 0.000 9.017e-10 CO2(aq) (fixed act.) 0.000 0.000 -- 0.000 Enstatite 1.743 0.000 0.000 0.000 0.0001733 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.540e+05 -19.59 dissolution Enstatite 3.900e-11 2.540e+04 4.445e+06 -7.616 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 4.093e-07 -6.388 5.894e-05 2.427e-05 Magnesite 7.873e-05 -4.104 0.006638 0.002206 _____________ _____________ (total) 0.006697 0.002230 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.473 2.969e+04 0.6226 -0.0376 Cl- 0.9507 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5223 2.794e+04 0.6517 -0.4681 NaHCO3 0.1170 8615. 1.0000 -0.9319 NaCl 0.04995 2560. 1.0000 -1.3015 CO3-- 0.0002344 12.33 0.1129 -4.5773 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001052 7.869 0.6226 -4.1838 Mg++ 4.119e-05 0.8779 0.2478 -4.9911 NaCO3- 1.639e-05 1.193 0.6226 -4.9912 MgCl+ 1.107e-05 0.5800 0.6226 -5.1617 KCl 3.775e-06 0.2468 1.0000 -5.4231 OH- 1.397e-06 0.02082 0.5903 -6.0839 H+ 8.238e-07 0.0007280 0.8206 -6.1700 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.480e-07 0.01571 1.0000 -6.3487 CaHCO3+ 1.895e-07 0.01680 0.6877 -6.8850 SiO2(aq) 1.875e-07 0.009879 1.3077 -6.6104 Ca++ 6.519e-08 0.002291 0.1713 -7.9520 CaCl+ 2.782e-08 0.001842 0.6226 -7.7615 Al(OH)4- 1.046e-08 0.0008717 0.6226 -8.1861 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Magnesite 0.0000 sat Halite -1.8977 Dawsonite 0.0000 sat Diaspore -2.0231 Dolomite-ord -1.6696 Boehmite -2.5595 Dolomite -1.6703 Dolomite-dis -2.7828 Gibbsite -1.8264 Calcite -2.9371 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 56.75 54.87 8.666e+05 Al+++ 0.07189 1.338e-08 0.0003166 Ca++ 0.03594 2.846e-07 0.01000 Cl- 1.001 1.001 3.111e+04 H+ -3.131 0.6432 568.4 HCO3- 1.283 1.283 6.864e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0001582 3.372 Na+ 1.640 1.640 3.306e+04 SiO2(aq) 1.815 1.898e-07 0.01000 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.338e-08 0.0003166 Calcium 0.03594 2.846e-07 0.01000 Carbon 1.283 1.283 1.351e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0001582 3.372 Oxygen 64.23 58.71 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 1.898e-07 0.004674 Sodium 1.640 1.640 3.306e+04 Step # 167 Xi = 0.0000 Time = 3.7633 secs (4.35568e-05 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.170 Ionic strength = 1.473738 molal Activity of water = 0.969137 Solvent mass = 1.0000 kg Solution mass = 1.1406 kg Mineral mass = 0.18500 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000683 molal Dissolved solids = 123247 mg/kg sol'n Hardness = 13.91 mg/kg sol'n as CaCO3 carbonate = 13.91 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25676.07 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.14e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 58.1 cm3 Inert volume = 0.00 cm3 Porosity = 94.9 % Permeability = 17.1 cm2 Mass reacted = 0.0938 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03594 3.393e-09 9.441e-07 3.420e-07 9.017e-10 CO2(aq) (fixed act.) 0.0006446 0.02837 -- 0.0001732 Enstatite 1.743 0.0006522 0.06547 0.02040 0.0001733 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.540e+05 -12.56 dissolution Enstatite 3.900e-11 2.540e+04 4.443e+06 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 4.161e-07 -6.381 5.992e-05 2.468e-05 Magnesite 0.0007309 -3.136 0.06163 0.02048 Quartz 3.055e-05 -4.515 0.001836 0.0006932 _____________ _____________ (total) 0.06352 0.02120 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.473 2.969e+04 0.6226 -0.0376 Cl- 0.9507 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5223 2.794e+04 0.6517 -0.4681 NaHCO3 0.1170 8615. 1.0000 -0.9319 NaCl 0.04995 2559. 1.0000 -1.3015 SiO2(aq) 0.0006143 32.36 1.3077 -3.0951 CO3-- 0.0002344 12.33 0.1129 -4.5774 K+ 0.0002048 7.020 0.5542 -3.9450 MgHCO3+ 0.0001052 7.868 0.6226 -4.1838 Mg++ 4.120e-05 0.8778 0.2478 -4.9910 NaCO3- 1.639e-05 1.193 0.6226 -4.9912 MgCl+ 1.107e-05 0.5800 0.6226 -5.1617 NaH3SiO4 6.397e-06 0.6623 1.0000 -5.1941 KCl 3.775e-06 0.2468 1.0000 -5.4231 OH- 1.396e-06 0.02082 0.5903 -6.0839 H3SiO4- 1.121e-06 0.09347 0.6226 -6.1562 H+ 8.238e-07 0.0007280 0.8206 -6.1700 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.480e-07 0.01571 1.0000 -6.3487 CaHCO3+ 1.917e-07 0.01700 0.6877 -6.8799 Ca++ 6.597e-08 0.002318 0.1713 -7.9468 CaCl+ 2.815e-08 0.001864 0.6226 -7.7563 Al(OH)4- 1.046e-08 0.0008717 0.6226 -8.1861 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Magnesite 0.0000 sat Gibbsite -1.8264 Dawsonite 0.0000 sat Halite -1.8977 Quartz 0.0000 sat Mordenite-Na -2.0127 Tridymite -0.1129 Diaspore -2.0231 Chalcedony -0.2168 Albite high -2.0582 Cristobalite -0.4177 Boehmite -2.5595 Amrph^silica -0.8939 Kaolinite -2.6674 Albite -1.1271 Jadeite -2.7653 Albite low -1.1271 Dolomite-dis -2.7777 Analcime -1.3316 Calcite -2.9320 Dolomite-ord -1.6645 Maximum Microcline -2.9656 Dolomite -1.6652 K-feldspar -2.9784 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 56.75 54.87 8.666e+05 Al+++ 0.07189 1.338e-08 0.0003166 Ca++ 0.03594 2.880e-07 0.01012 Cl- 1.001 1.001 3.110e+04 H+ -3.130 0.6432 568.4 HCO3- 1.284 1.283 6.864e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0001582 3.372 Na+ 1.640 1.640 3.306e+04 SiO2(aq) 1.815 0.0006218 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.338e-08 0.0003166 Calcium 0.03594 2.880e-07 0.01012 Carbon 1.284 1.283 1.351e+04 Chlorine 1.001 1.001 3.110e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0001582 3.372 Oxygen 64.23 58.72 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 0.0006218 15.31 Sodium 1.640 1.640 3.306e+04 Step # 219 Xi = 0.0129 Time = 14518.1 secs (0.168033 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.170 Ionic strength = 1.473735 molal Activity of water = 0.969137 Solvent mass = 1.0000 kg Solution mass = 1.1406 kg Mineral mass = 0.24342 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000684 molal Dissolved solids = 123247 mg/kg sol'n Hardness = 15.05 mg/kg sol'n as CaCO3 carbonate = 15.05 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25675.92 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.17e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 83.9 cm3 Inert volume = 0.00 cm3 Porosity = 92.8 % Permeability = 8.30 cm2 Mass reacted = 192 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03593 1.309e-05 0.003641 0.001319 9.014e-10 CO2(aq) (fixed act.) 1.328 58.45 -- 4.300e-05 Enstatite 0.4152 1.328 133.3 41.54 4.128e-05 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.539e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 1.059e+06 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 2.659e-05 -4.575 0.003828 0.001577 Dolomite-ord 7.482e-08 -7.126 1.380e-05 4.814e-06 Magnesite 1.328 0.123 112.0 37.21 Quartz 1.327 0.123 79.76 30.12 _____________ _____________ (total) 191.7 67.33 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.473 2.969e+04 0.6226 -0.0376 Cl- 0.9507 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5223 2.794e+04 0.6517 -0.4681 NaHCO3 0.1170 8615. 1.0000 -0.9319 NaCl 0.04995 2559. 1.0000 -1.3015 SiO2(aq) 0.0006143 32.36 1.3077 -3.0951 CO3-- 0.0002344 12.33 0.1129 -4.5774 K+ 0.0002048 7.020 0.5542 -3.9450 MgHCO3+ 0.0001052 7.868 0.6226 -4.1838 Mg++ 4.120e-05 0.8779 0.2478 -4.9910 NaCO3- 1.639e-05 1.193 0.6226 -4.9912 MgCl+ 1.107e-05 0.5800 0.6226 -5.1616 CaHCO3+ 8.855e-06 0.7849 0.6877 -5.2154 NaH3SiO4 6.396e-06 0.6623 1.0000 -5.1941 KCl 3.775e-06 0.2468 1.0000 -5.4231 Ca++ 3.047e-06 0.1071 0.1713 -6.2823 OH- 1.396e-06 0.02082 0.5903 -6.0839 CaCl+ 1.300e-06 0.08609 0.6226 -6.0918 H3SiO4- 1.121e-06 0.09347 0.6226 -6.1562 H+ 8.238e-07 0.0007280 0.8206 -6.1700 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.480e-07 0.01571 1.0000 -6.3488 CaCO3 9.652e-08 0.008470 1.0000 -7.0154 Al(OH)4- 1.046e-08 0.0008717 0.6226 -8.1861 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8264 Dolomite-ord 0.0000 sat Halite -1.8977 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0231 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5595 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6674 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9656 Calcite -1.2675 K-feldspar -2.9784 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.42 54.87 8.666e+05 Al+++ 0.07189 1.338e-08 0.0003166 Ca++ 0.03594 1.330e-05 0.4673 Cl- 1.001 1.001 3.110e+04 H+ -1.803 0.6432 568.4 HCO3- 2.611 1.283 6.864e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0001582 3.372 Na+ 1.640 1.640 3.306e+04 SiO2(aq) 1.815 0.0006218 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.338e-08 0.0003166 Calcium 0.03594 1.330e-05 0.4673 Carbon 2.611 1.283 1.351e+04 Chlorine 1.001 1.001 3.110e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0001582 3.372 Oxygen 66.89 58.72 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 0.0006218 15.31 Sodium 1.640 1.640 3.306e+04 Step # 317 Xi = 0.1000 Time = 112320 secs (1.3 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.170 Ionic strength = 1.473607 molal Activity of water = 0.969137 Solvent mass = 1.0000 kg Solution mass = 1.1406 kg Mineral mass = 0.26171 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000685 molal Dissolved solids = 123236 mg/kg sol'n Hardness = 15.06 mg/kg sol'n as CaCO3 carbonate = 15.06 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25669.17 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.0 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.66 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03584 0.0001011 0.02814 0.01019 8.992e-10 CO2(aq) (fixed act.) 1.743 76.72 -- 3.614e-09 Enstatite 2.712e-05 1.743 175.0 54.52 2.696e-09 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.533e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 69.15 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.0002027 -3.693 0.02919 0.01202 Dolomite-ord 8.812e-05 -4.055 0.01625 0.005670 Magnesite 1.743 0.241 147.0 48.84 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 251.7 88.40 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.473 2.969e+04 0.6226 -0.0376 Cl- 0.9507 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5221 2.793e+04 0.6517 -0.4682 NaHCO3 0.1169 8612. 1.0000 -0.9321 NaCl 0.04995 2559. 1.0000 -1.3015 SiO2(aq) 0.0006143 32.36 1.3077 -3.0951 CO3-- 0.0002342 12.32 0.1129 -4.5776 K+ 0.0002048 7.020 0.5542 -3.9450 MgHCO3+ 0.0001052 7.871 0.6226 -4.1837 Mg++ 4.122e-05 0.8783 0.2478 -4.9908 NaCO3- 1.638e-05 1.192 0.6226 -4.9915 MgCl+ 1.108e-05 0.5803 0.6226 -5.1614 CaHCO3+ 8.858e-06 0.7851 0.6877 -5.2153 NaH3SiO4 6.394e-06 0.6621 1.0000 -5.1942 KCl 3.775e-06 0.2468 1.0000 -5.4230 Ca++ 3.048e-06 0.1071 0.1713 -6.2821 OH- 1.396e-06 0.02082 0.5903 -6.0840 CaCl+ 1.301e-06 0.08613 0.6226 -6.0916 H3SiO4- 1.121e-06 0.09344 0.6226 -6.1563 H+ 8.241e-07 0.0007282 0.8206 -6.1699 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.478e-07 0.01570 1.0000 -6.3489 CaCO3 9.652e-08 0.008470 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008718 0.6226 -8.1860 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8262 Dolomite-ord 0.0000 sat Halite -1.8977 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0229 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5593 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6671 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9655 Calcite -1.2675 K-feldspar -2.9783 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.87 8.666e+05 Al+++ 0.07189 1.339e-08 0.0003167 Ca++ 0.03594 1.330e-05 0.4675 Cl- 1.001 1.001 3.111e+04 H+ -1.388 0.6432 568.4 HCO3- 3.026 1.283 6.863e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0001583 3.373 Na+ 1.640 1.640 3.305e+04 SiO2(aq) 1.815 0.0006219 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.339e-08 0.0003167 Calcium 0.03594 1.330e-05 0.4675 Carbon 3.026 1.283 1.351e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0001583 3.373 Oxygen 67.72 58.71 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 0.0006219 15.31 Sodium 1.640 1.640 3.305e+04 Step # 362 Xi = 0.2000 Time = 224640 secs (2.6 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.170 Ionic strength = 1.473460 molal Activity of water = 0.969136 Solvent mass = 1.0000 kg Solution mass = 1.1405 kg Mineral mass = 0.26173 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000687 molal Dissolved solids = 123223 mg/kg sol'n Hardness = 15.07 mg/kg sol'n as CaCO3 carbonate = 15.07 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25661.44 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.0 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.66 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03574 0.0002020 0.05619 0.02036 8.966e-10 CO2(aq) (fixed act.) 1.743 76.73 -- 8.883e-10 Enstatite 5.956e-10 1.743 175.0 54.52 5.922e-14 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.526e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 0.001519 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.0004044 -3.393 0.05823 0.02398 Dolomite-ord 0.0001890 -3.724 0.03485 0.01216 Magnesite 1.743 0.241 147.0 48.84 Quartz 1.743 0.241 104.7 39.55 _____________ _____________ (total) 251.8 88.42 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.473 2.969e+04 0.6226 -0.0376 Cl- 0.9507 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5220 2.792e+04 0.6517 -0.4683 NaHCO3 0.1169 8609. 1.0000 -0.9323 NaCl 0.04994 2559. 1.0000 -1.3015 SiO2(aq) 0.0006144 32.36 1.3076 -3.0951 CO3-- 0.0002341 12.32 0.1129 -4.5779 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001052 7.873 0.6226 -4.1836 Mg++ 4.124e-05 0.8789 0.2478 -4.9905 NaCO3- 1.637e-05 1.191 0.6226 -4.9918 MgCl+ 1.108e-05 0.5806 0.6226 -5.1612 CaHCO3+ 8.860e-06 0.7854 0.6877 -5.2152 NaH3SiO4 6.392e-06 0.6618 1.0000 -5.1944 KCl 3.775e-06 0.2468 1.0000 -5.4230 Ca++ 3.050e-06 0.1072 0.1713 -6.2818 OH- 1.396e-06 0.02081 0.5903 -6.0841 CaCl+ 1.301e-06 0.08619 0.6226 -6.0914 H3SiO4- 1.120e-06 0.09342 0.6226 -6.1565 H+ 8.243e-07 0.0007285 0.8206 -6.1698 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.476e-07 0.01570 1.0000 -6.3491 CaCO3 9.652e-08 0.008470 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008719 0.6226 -8.1860 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8260 Dolomite-ord 0.0000 sat Halite -1.8977 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0227 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5591 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6668 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9655 Calcite -1.2675 K-feldspar -2.9783 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.87 8.666e+05 Al+++ 0.07189 1.339e-08 0.0003167 Ca++ 0.03594 1.331e-05 0.4677 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.283 6.862e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0001584 3.375 Na+ 1.640 1.640 3.305e+04 SiO2(aq) 1.815 0.0006219 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.339e-08 0.0003167 Calcium 0.03594 1.331e-05 0.4677 Carbon 3.027 1.283 1.351e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0001584 3.375 Oxygen 67.72 58.71 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 0.0006219 15.31 Sodium 1.640 1.640 3.305e+04 Step # 372 Xi = 0.3000 Time = 336960 secs (3.9 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.170 Ionic strength = 1.473313 molal Activity of water = 0.969136 Solvent mass = 1.0000 kg Solution mass = 1.1405 kg Mineral mass = 0.26176 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000689 molal Dissolved solids = 123210 mg/kg sol'n Hardness = 15.07 mg/kg sol'n as CaCO3 carbonate = 15.07 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25653.73 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.0 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.66 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03564 0.0003026 0.08417 0.03049 8.941e-10 CO2(aq) (fixed act.) 1.744 76.73 -- 8.859e-10 Enstatite 1.709e-14 1.743 175.0 54.52 1.699e-18 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.519e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 4.358e-08 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.0006055 -3.218 0.08719 0.03591 Dolomite-ord 0.0002895 -3.538 0.05339 0.01863 Magnesite 1.743 0.241 147.0 48.84 Quartz 1.743 0.241 104.7 39.55 _____________ _____________ (total) 251.8 88.44 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.473 2.968e+04 0.6226 -0.0377 Cl- 0.9507 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5218 2.792e+04 0.6517 -0.4685 NaHCO3 0.1168 8605. 1.0000 -0.9325 NaCl 0.04994 2559. 1.0000 -1.3016 SiO2(aq) 0.0006144 32.37 1.3076 -3.0951 CO3-- 0.0002339 12.31 0.1129 -4.5781 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001053 7.876 0.6226 -4.1835 Mg++ 4.127e-05 0.8794 0.2478 -4.9903 NaCO3- 1.636e-05 1.190 0.6226 -4.9921 MgCl+ 1.109e-05 0.5810 0.6226 -5.1609 CaHCO3+ 8.863e-06 0.7856 0.6877 -5.2151 NaH3SiO4 6.389e-06 0.6616 1.0000 -5.1946 KCl 3.775e-06 0.2468 1.0000 -5.4230 Ca++ 3.052e-06 0.1072 0.1713 -6.2816 OH- 1.395e-06 0.02081 0.5903 -6.0843 CaCl+ 1.302e-06 0.08624 0.6226 -6.0911 H3SiO4- 1.120e-06 0.09339 0.6226 -6.1566 H+ 8.246e-07 0.0007287 0.8206 -6.1697 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.475e-07 0.01569 1.0000 -6.3493 CaCO3 9.652e-08 0.008470 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008720 0.6226 -8.1859 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8259 Dolomite-ord 0.0000 sat Halite -1.8978 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0225 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5589 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6664 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9654 Calcite -1.2675 K-feldspar -2.9782 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.87 8.666e+05 Al+++ 0.07189 1.339e-08 0.0003168 Ca++ 0.03594 1.331e-05 0.4679 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.282 6.861e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0001584 3.376 Na+ 1.640 1.639 3.305e+04 SiO2(aq) 1.815 0.0006219 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.339e-08 0.0003168 Calcium 0.03594 1.331e-05 0.4679 Carbon 3.027 1.282 1.351e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0001584 3.376 Oxygen 67.72 58.71 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 0.0006219 15.31 Sodium 1.640 1.639 3.305e+04 Step # 382 Xi = 0.4000 Time = 449280 secs (5.2 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.170 Ionic strength = 1.473167 molal Activity of water = 0.969136 Solvent mass = 0.99999 kg Solution mass = 1.1405 kg Mineral mass = 0.26178 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000691 molal Dissolved solids = 123198 mg/kg sol'n Hardness = 15.08 mg/kg sol'n as CaCO3 carbonate = 15.08 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25646.05 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.0 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.65 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03554 0.0004028 0.1121 0.04060 8.916e-10 CO2(aq) (fixed act.) 1.744 76.74 -- 8.834e-10 Enstatite 4.904e-19 1.743 175.0 54.52 4.876e-23 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.512e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 1.251e-12 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.0008061 -3.094 0.1161 0.04780 Dolomite-ord 0.0003898 -3.409 0.07188 0.02508 Magnesite 1.743 0.241 147.0 48.83 Quartz 1.743 0.241 104.8 39.55 _____________ _____________ (total) 251.9 88.46 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.472 2.968e+04 0.6226 -0.0377 Cl- 0.9507 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5217 2.791e+04 0.6517 -0.4686 NaHCO3 0.1168 8602. 1.0000 -0.9326 NaCl 0.04993 2559. 1.0000 -1.3016 SiO2(aq) 0.0006144 32.37 1.3075 -3.0951 CO3-- 0.0002338 12.30 0.1129 -4.5784 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001053 7.878 0.6226 -4.1833 Mg++ 4.129e-05 0.8799 0.2478 -4.9900 NaCO3- 1.634e-05 1.189 0.6226 -4.9924 MgCl+ 1.110e-05 0.5814 0.6226 -5.1606 CaHCO3+ 8.866e-06 0.7859 0.6877 -5.2149 NaH3SiO4 6.386e-06 0.6613 1.0000 -5.1947 KCl 3.775e-06 0.2468 1.0000 -5.4230 Ca++ 3.054e-06 0.1073 0.1713 -6.2813 OH- 1.395e-06 0.02080 0.5903 -6.0844 CaCl+ 1.303e-06 0.08630 0.6226 -6.0908 H3SiO4- 1.120e-06 0.09336 0.6226 -6.1567 H+ 8.248e-07 0.0007289 0.8206 -6.1695 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.473e-07 0.01569 1.0000 -6.3494 CaCO3 9.652e-08 0.008470 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008721 0.6226 -8.1859 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8257 Dolomite-ord 0.0000 sat Halite -1.8978 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0224 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5588 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6661 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9654 Calcite -1.2675 K-feldspar -2.9782 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.86 8.666e+05 Al+++ 0.07189 1.339e-08 0.0003168 Ca++ 0.03594 1.332e-05 0.4680 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.282 6.860e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0001585 3.378 Na+ 1.640 1.639 3.304e+04 SiO2(aq) 1.815 0.0006219 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.339e-08 0.0003168 Calcium 0.03594 1.332e-05 0.4680 Carbon 3.027 1.282 1.350e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0001585 3.378 Oxygen 67.72 58.71 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 0.0006219 15.31 Sodium 1.640 1.639 3.304e+04 Step # 392 Xi = 0.5000 Time = 561600 secs (6.5 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.169 Ionic strength = 1.473022 molal Activity of water = 0.969136 Solvent mass = 0.99999 kg Solution mass = 1.1405 kg Mineral mass = 0.26180 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000692 molal Dissolved solids = 123185 mg/kg sol'n Hardness = 15.08 mg/kg sol'n as CaCO3 carbonate = 15.08 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25638.38 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.1 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.65 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03544 0.0005028 0.1399 0.05068 8.891e-10 CO2(aq) (fixed act.) 1.744 76.74 -- 8.809e-10 Enstatite 1.407e-23 1.743 175.0 54.52 1.399e-27 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.504e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 3.588e-17 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.001006 -2.997 0.1449 0.05966 Dolomite-ord 0.0004898 -3.310 0.09032 0.03151 Magnesite 1.743 0.241 146.9 48.83 Quartz 1.744 0.241 104.8 39.56 _____________ _____________ (total) 251.9 88.48 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.472 2.968e+04 0.6226 -0.0378 Cl- 0.9508 2.955e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5215 2.790e+04 0.6517 -0.4687 NaHCO3 0.1167 8599. 1.0000 -0.9328 NaCl 0.04993 2558. 1.0000 -1.3017 SiO2(aq) 0.0006144 32.37 1.3075 -3.0951 CO3-- 0.0002337 12.29 0.1129 -4.5786 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001053 7.881 0.6226 -4.1832 Mg++ 4.132e-05 0.8805 0.2478 -4.9898 NaCO3- 1.633e-05 1.189 0.6226 -4.9927 MgCl+ 1.110e-05 0.5817 0.6226 -5.1604 CaHCO3+ 8.868e-06 0.7861 0.6876 -5.2148 NaH3SiO4 6.384e-06 0.6610 1.0000 -5.1949 KCl 3.775e-06 0.2468 1.0000 -5.4230 Ca++ 3.055e-06 0.1074 0.1713 -6.2811 OH- 1.394e-06 0.02079 0.5903 -6.0845 CaCl+ 1.304e-06 0.08635 0.6226 -6.0906 H3SiO4- 1.119e-06 0.09334 0.6226 -6.1568 H+ 8.251e-07 0.0007292 0.8206 -6.1694 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.471e-07 0.01568 1.0000 -6.3496 CaCO3 9.652e-08 0.008470 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008722 0.6226 -8.1858 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8255 Dolomite-ord 0.0000 sat Halite -1.8979 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0222 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5586 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6657 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9653 Calcite -1.2675 K-feldspar -2.9781 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.86 8.667e+05 Al+++ 0.07189 1.340e-08 0.0003169 Ca++ 0.03594 1.332e-05 0.4682 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.282 6.859e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 1.743 0.0001586 3.379 Na+ 1.640 1.639 3.304e+04 SiO2(aq) 1.815 0.0006219 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.340e-08 0.0003169 Calcium 0.03594 1.332e-05 0.4682 Carbon 3.027 1.282 1.350e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 1.743 0.0001586 3.379 Oxygen 67.72 58.71 8.237e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.815 0.0006219 15.31 Sodium 1.640 1.639 3.304e+04 Step # 402 Xi = 0.6000 Time = 673920 secs (7.8 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.169 Ionic strength = 1.472876 molal Activity of water = 0.969136 Solvent mass = 0.99999 kg Solution mass = 1.1405 kg Mineral mass = 0.26183 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000694 molal Dissolved solids = 123172 mg/kg sol'n Hardness = 15.09 mg/kg sol'n as CaCO3 carbonate = 15.09 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25630.74 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.1 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.65 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03534 0.0006026 0.1676 0.06073 8.866e-10 CO2(aq) (fixed act.) 1.744 76.75 -- 8.784e-10 Enstatite 4.038e-28 1.743 175.0 54.52 4.015e-32 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.497e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 1.030e-21 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.001206 -2.919 0.1736 0.07149 Dolomite-ord 0.0005895 -3.230 0.1087 0.03793 Magnesite 1.743 0.241 146.9 48.83 Quartz 1.744 0.242 104.8 39.56 _____________ _____________ (total) 252.0 88.50 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.472 2.968e+04 0.6226 -0.0378 Cl- 0.9508 2.956e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5214 2.789e+04 0.6517 -0.4688 NaHCO3 0.1167 8595. 1.0000 -0.9330 NaCl 0.04992 2558. 1.0000 -1.3017 SiO2(aq) 0.0006144 32.37 1.3075 -3.0951 CO3-- 0.0002335 12.29 0.1129 -4.5789 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001054 7.883 0.6226 -4.1831 Mg++ 4.134e-05 0.8810 0.2478 -4.9895 NaCO3- 1.632e-05 1.188 0.6226 -4.9930 MgCl+ 1.111e-05 0.5821 0.6226 -5.1601 CaHCO3+ 8.871e-06 0.7864 0.6876 -5.2147 NaH3SiO4 6.381e-06 0.6608 1.0000 -5.1951 KCl 3.776e-06 0.2468 1.0000 -5.4230 Ca++ 3.057e-06 0.1074 0.1713 -6.2808 OH- 1.394e-06 0.02079 0.5903 -6.0847 CaCl+ 1.305e-06 0.08640 0.6226 -6.0903 H3SiO4- 1.119e-06 0.09331 0.6226 -6.1570 H+ 8.253e-07 0.0007294 0.8206 -6.1693 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.469e-07 0.01567 1.0000 -6.3498 CaCO3 9.652e-08 0.008470 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008723 0.6226 -8.1858 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8253 Dolomite-ord 0.0000 sat Halite -1.8979 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0220 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5584 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6654 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9653 Calcite -1.2675 K-feldspar -2.9781 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.86 8.667e+05 Al+++ 0.07189 1.340e-08 0.0003170 Ca++ 0.03594 1.333e-05 0.4684 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.282 6.858e+04 K+ 0.0002086 0.0002086 7.151 Mg++ 1.743 0.0001586 3.380 Na+ 1.640 1.639 3.304e+04 SiO2(aq) 1.815 0.0006219 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.340e-08 0.0003170 Calcium 0.03594 1.333e-05 0.4684 Carbon 3.027 1.282 1.350e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.868e+04 Magnesium 1.743 0.0001586 3.380 Oxygen 67.72 58.71 8.237e+05 Potassium 0.0002086 0.0002086 7.151 Silicon 1.815 0.0006219 15.32 Sodium 1.640 1.639 3.304e+04 Step # 412 Xi = 0.7000 Time = 786240 secs (9.1 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.169 Ionic strength = 1.472731 molal Activity of water = 0.969135 Solvent mass = 0.99999 kg Solution mass = 1.1404 kg Mineral mass = 0.26185 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000696 molal Dissolved solids = 123159 mg/kg sol'n Hardness = 15.10 mg/kg sol'n as CaCO3 carbonate = 15.10 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25623.12 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.1 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.65 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03524 0.0007020 0.1953 0.07075 8.841e-10 CO2(aq) (fixed act.) 1.744 76.75 -- 8.759e-10 Enstatite 1.159e-32 1.743 175.0 54.52 1.152e-36 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.490e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 2.955e-26 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.001404 -2.853 0.2022 0.08328 Dolomite-ord 0.0006889 -3.162 0.1270 0.04433 Magnesite 1.743 0.241 146.9 48.82 Quartz 1.744 0.242 104.8 39.57 _____________ _____________ (total) 252.0 88.52 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.472 2.967e+04 0.6226 -0.0379 Cl- 0.9508 2.956e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5212 2.789e+04 0.6517 -0.4690 NaHCO3 0.1166 8592. 1.0000 -0.9331 NaCl 0.04992 2558. 1.0000 -1.3018 SiO2(aq) 0.0006144 32.37 1.3074 -3.0951 CO3-- 0.0002334 12.28 0.1129 -4.5791 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001054 7.886 0.6226 -4.1829 Mg++ 4.136e-05 0.8815 0.2478 -4.9893 NaCO3- 1.631e-05 1.187 0.6226 -4.9933 MgCl+ 1.112e-05 0.5824 0.6226 -5.1598 CaHCO3+ 8.874e-06 0.7866 0.6876 -5.2145 NaH3SiO4 6.379e-06 0.6605 1.0000 -5.1953 KCl 3.776e-06 0.2468 1.0000 -5.4230 Ca++ 3.059e-06 0.1075 0.1714 -6.2806 OH- 1.394e-06 0.02078 0.5903 -6.0848 CaCl+ 1.305e-06 0.08646 0.6226 -6.0900 H3SiO4- 1.119e-06 0.09329 0.6226 -6.1571 H+ 8.256e-07 0.0007296 0.8205 -6.1691 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.467e-07 0.01567 1.0000 -6.3499 CaCO3 9.652e-08 0.008470 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008724 0.6226 -8.1858 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8252 Dolomite-ord 0.0000 sat Halite -1.8980 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0219 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5583 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6650 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9653 Calcite -1.2675 K-feldspar -2.9781 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.86 8.667e+05 Al+++ 0.07189 1.340e-08 0.0003170 Ca++ 0.03594 1.333e-05 0.4686 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.282 6.857e+04 K+ 0.0002086 0.0002086 7.151 Mg++ 1.743 0.0001587 3.382 Na+ 1.640 1.639 3.303e+04 SiO2(aq) 1.815 0.0006219 32.77 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.340e-08 0.0003170 Calcium 0.03594 1.333e-05 0.4686 Carbon 3.027 1.282 1.350e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.868e+04 Magnesium 1.743 0.0001587 3.382 Oxygen 67.72 58.71 8.237e+05 Potassium 0.0002086 0.0002086 7.151 Silicon 1.815 0.0006219 15.32 Sodium 1.640 1.639 3.303e+04 Step # 422 Xi = 0.8000 Time = 898560 secs (10.4 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.169 Ionic strength = 1.472587 molal Activity of water = 0.969135 Solvent mass = 0.99999 kg Solution mass = 1.1404 kg Mineral mass = 0.26187 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000698 molal Dissolved solids = 123147 mg/kg sol'n Hardness = 15.10 mg/kg sol'n as CaCO3 carbonate = 15.10 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25615.52 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.1 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.65 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03514 0.0008011 0.2229 0.08075 8.816e-10 CO2(aq) (fixed act.) 1.744 76.75 -- 8.735e-10 Enstatite 3.325e-37 1.743 175.0 54.52 3.307e-41 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.483e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 8.479e-31 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.001603 -2.795 0.2308 0.09504 Dolomite-ord 0.0007881 -3.103 0.1453 0.05071 Magnesite 1.743 0.241 146.9 48.82 Quartz 1.744 0.242 104.8 39.57 _____________ _____________ (total) 252.1 88.54 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.472 2.967e+04 0.6226 -0.0379 Cl- 0.9508 2.956e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5211 2.788e+04 0.6516 -0.4691 NaHCO3 0.1166 8589. 1.0000 -0.9333 NaCl 0.04991 2558. 1.0000 -1.3018 SiO2(aq) 0.0006145 32.37 1.3074 -3.0951 CO3-- 0.0002332 12.27 0.1129 -4.5794 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001054 7.888 0.6226 -4.1828 Mg++ 4.139e-05 0.8821 0.2478 -4.9890 NaCO3- 1.630e-05 1.186 0.6226 -4.9936 MgCl+ 1.112e-05 0.5828 0.6226 -5.1596 CaHCO3+ 8.876e-06 0.7869 0.6876 -5.2144 NaH3SiO4 6.376e-06 0.6603 1.0000 -5.1954 KCl 3.776e-06 0.2468 1.0000 -5.4230 Ca++ 3.061e-06 0.1076 0.1714 -6.2803 OH- 1.393e-06 0.02078 0.5903 -6.0849 CaCl+ 1.306e-06 0.08651 0.6226 -6.0898 H3SiO4- 1.118e-06 0.09326 0.6226 -6.1572 H+ 8.258e-07 0.0007299 0.8205 -6.1690 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.466e-07 0.01566 1.0000 -6.3501 CaCO3 9.652e-08 0.008471 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008725 0.6226 -8.1857 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8250 Dolomite-ord 0.0000 sat Halite -1.8980 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0217 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5581 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6647 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9652 Calcite -1.2675 K-feldspar -2.9780 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.86 8.667e+05 Al+++ 0.07189 1.340e-08 0.0003171 Ca++ 0.03594 1.334e-05 0.4688 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.281 6.856e+04 K+ 0.0002086 0.0002086 7.151 Mg++ 1.743 0.0001587 3.383 Na+ 1.640 1.638 3.303e+04 SiO2(aq) 1.815 0.0006219 32.77 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.340e-08 0.0003171 Calcium 0.03594 1.334e-05 0.4688 Carbon 3.027 1.281 1.350e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.868e+04 Magnesium 1.743 0.0001587 3.383 Oxygen 67.72 58.71 8.237e+05 Potassium 0.0002086 0.0002086 7.151 Silicon 1.815 0.0006219 15.32 Sodium 1.640 1.638 3.303e+04 Step # 432 Xi = 0.9000 Time = 1.01088e+06 secs (11.7 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.169 Ionic strength = 1.472443 molal Activity of water = 0.969135 Solvent mass = 0.99998 kg Solution mass = 1.1404 kg Mineral mass = 0.26189 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000700 molal Dissolved solids = 123134 mg/kg sol'n Hardness = 15.11 mg/kg sol'n as CaCO3 carbonate = 15.11 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25607.94 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.1 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.64 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03504 0.0009000 0.2504 0.09071 8.791e-10 CO2(aq) (fixed act.) 1.744 76.76 -- 8.710e-10 Enstatite 9.543e-42 1.743 175.0 54.52 9.488e-46 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.476e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 2.433e-35 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.001800 -2.745 0.2593 0.1068 Dolomite-ord 0.0008870 -3.052 0.1636 0.05707 Magnesite 1.742 0.241 146.9 48.82 Quartz 1.744 0.242 104.8 39.58 _____________ _____________ (total) 252.1 88.56 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.472 2.967e+04 0.6226 -0.0380 Cl- 0.9508 2.956e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5209 2.787e+04 0.6516 -0.4692 NaHCO3 0.1166 8585. 1.0000 -0.9335 NaCl 0.04991 2558. 1.0000 -1.3018 SiO2(aq) 0.0006145 32.37 1.3074 -3.0951 CO3-- 0.0002331 12.26 0.1129 -4.5797 K+ 0.0002048 7.021 0.5542 -3.9450 MgHCO3+ 0.0001055 7.890 0.6226 -4.1827 Mg++ 4.141e-05 0.8826 0.2478 -4.9887 NaCO3- 1.629e-05 1.185 0.6226 -4.9939 MgCl+ 1.113e-05 0.5832 0.6226 -5.1593 CaHCO3+ 8.879e-06 0.7871 0.6876 -5.2143 NaH3SiO4 6.374e-06 0.6600 1.0000 -5.1956 KCl 3.776e-06 0.2468 1.0000 -5.4230 Ca++ 3.062e-06 0.1076 0.1714 -6.2800 OH- 1.393e-06 0.02077 0.5903 -6.0850 CaCl+ 1.307e-06 0.08656 0.6226 -6.0895 H3SiO4- 1.118e-06 0.09323 0.6226 -6.1574 H+ 8.261e-07 0.0007301 0.8205 -6.1689 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.464e-07 0.01566 1.0000 -6.3503 CaCO3 9.652e-08 0.008471 1.0000 -7.0154 Al(OH)4- 1.047e-08 0.0008726 0.6226 -8.1857 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8248 Dolomite-ord 0.0000 sat Halite -1.8980 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0215 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5579 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6643 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9652 Calcite -1.2675 K-feldspar -2.9780 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.86 8.667e+05 Al+++ 0.07189 1.340e-08 0.0003171 Ca++ 0.03594 1.334e-05 0.4690 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.281 6.855e+04 K+ 0.0002086 0.0002086 7.151 Mg++ 1.743 0.0001588 3.384 Na+ 1.640 1.638 3.302e+04 SiO2(aq) 1.815 0.0006220 32.77 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.340e-08 0.0003171 Calcium 0.03594 1.334e-05 0.4690 Carbon 3.027 1.281 1.349e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.868e+04 Magnesium 1.743 0.0001588 3.384 Oxygen 67.72 58.71 8.237e+05 Potassium 0.0002086 0.0002086 7.151 Silicon 1.815 0.0006220 15.32 Sodium 1.640 1.638 3.302e+04 Step # 442 Xi = 1.0000 Time = 1.1232e+06 secs (13 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.169 Ionic strength = 1.472299 molal Activity of water = 0.969135 Solvent mass = 0.99998 kg Solution mass = 1.1404 kg Mineral mass = 0.26192 kg Fluid density = 1.049 g/cm3 compressibility = 3.269e-05 /bar expansivity = 0.0006230 /C viscosity = 0.003 poise Chlorinity = 1.000701 molal Dissolved solids = 123122 mg/kg sol'n Hardness = 15.11 mg/kg sol'n as CaCO3 carbonate = 15.11 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25600.38 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.18e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 92.1 cm3 Inert volume = 0.00 cm3 Porosity = 92.2 % Permeability = 6.64 cm2 Mass reacted = 252 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03495 0.0009986 0.2778 0.1007 8.767e-10 CO2(aq) (fixed act.) 1.744 76.76 -- 8.686e-10 Enstatite 2.738e-46 1.743 175.0 54.52 2.723e-50 rate const. sp. surface net surface affinity forward Kinetic mineral rxns (mol/cm2 s)* area (cm2/g) area (cm2) (log Q/K) direction --------------------------------------------------------------------------------------------------------- Anorthite 3.550e-15 2.540e+04 2.469e+05 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 6.982e-40 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.001998 -2.699 0.2877 0.1185 Dolomite-ord 0.0009856 -3.006 0.1817 0.06341 Magnesite 1.742 0.241 146.9 48.82 Quartz 1.745 0.242 104.8 39.58 _____________ _____________ (total) 252.2 88.58 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.472 2.967e+04 0.6226 -0.0380 Cl- 0.9508 2.956e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5208 2.786e+04 0.6516 -0.4694 NaHCO3 0.1165 8582. 1.0000 -0.9337 NaCl 0.04990 2557. 1.0000 -1.3019 SiO2(aq) 0.0006145 32.37 1.3073 -3.0951 CO3-- 0.0002329 12.26 0.1129 -4.5799 K+ 0.0002048 7.022 0.5542 -3.9450 MgHCO3+ 0.0001055 7.893 0.6226 -4.1826 Mg++ 4.144e-05 0.8831 0.2478 -4.9885 NaCO3- 1.628e-05 1.185 0.6226 -4.9942 MgCl+ 1.114e-05 0.5835 0.6226 -5.1591 CaHCO3+ 8.882e-06 0.7874 0.6876 -5.2142 NaH3SiO4 6.371e-06 0.6598 1.0000 -5.1958 KCl 3.776e-06 0.2468 1.0000 -5.4230 Ca++ 3.064e-06 0.1077 0.1714 -6.2798 OH- 1.392e-06 0.02077 0.5903 -6.0852 CaCl+ 1.308e-06 0.08661 0.6226 -6.0893 H3SiO4- 1.118e-06 0.09321 0.6226 -6.1575 H+ 8.263e-07 0.0007303 0.8205 -6.1688 MgCO3 7.900e-07 0.05840 1.0000 -6.1024 NaOH 4.462e-07 0.01565 1.0000 -6.3505 CaCO3 9.652e-08 0.008471 1.0000 -7.0154 Al(OH)4- 1.048e-08 0.0008727 0.6226 -8.1856 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dawsonite 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8247 Dolomite-ord 0.0000 sat Halite -1.8981 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0213 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5577 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6640 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9651 Calcite -1.2675 K-feldspar -2.9779 Analcime -1.3316 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.73 57.60 0.9976 1.7604 Steam 0.9711 0.9567 0.9852 -0.0192 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 55.01 54.86 8.667e+05 Al+++ 0.07189 1.341e-08 0.0003172 Ca++ 0.03594 1.335e-05 0.4692 Cl- 1.001 1.001 3.111e+04 H+ -1.387 0.6432 568.4 HCO3- 3.027 1.281 6.854e+04 K+ 0.0002086 0.0002086 7.151 Mg++ 1.743 0.0001589 3.386 Na+ 1.640 1.638 3.302e+04 SiO2(aq) 1.815 0.0006220 32.77 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.341e-08 0.0003172 Calcium 0.03594 1.335e-05 0.4692 Carbon 3.027 1.281 1.349e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.868e+04 Magnesium 1.743 0.0001589 3.386 Oxygen 67.72 58.71 8.237e+05 Potassium 0.0002086 0.0002086 7.151 Silicon 1.815 0.0006220 15.32 Sodium 1.640 1.638 3.302e+04 Mass imbalance for H+ is 1.77e-08 mol/kg, or 4.13e-07 % Mass imbalance for HCO3- is 1.77e-08 mol/kg, or 6.66e-07 %