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 = 0.17500 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 = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 62.9 cm3 Inert volume = 0.00 cm3 Porosity = 94.5 % Permeability = 14.9 cm2 Mass reacted = 0 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5931 0.000 0.000 0.000 1.488e-08 CO2(aq) (fixed act.) 0.000 0.000 -- 0.000 Enstatite 0.09961 0.000 0.000 0.000 9.905e-06 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 4.191e+06 -16.59 dissolution Enstatite 3.900e-11 2.540e+04 2.540e+05 -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 57.34 54.87 8.666e+05 Al+++ 1.186 4.227e-07 0.01000 Ca++ 0.5931 2.846e-07 0.01000 Cl- 1.001 1.001 3.111e+04 H+ -4.301 0.6431 568.3 HCO3- 1.283 1.283 6.864e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 0.09985 0.0002370 5.050 Na+ 1.640 1.640 3.306e+04 SiO2(aq) 1.286 1.898e-07 0.01000 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 4.227e-07 0.01000 Calcium 0.5931 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 0.09985 0.0002370 5.050 Oxygen 63.76 58.71 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.286 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 = 0.17501 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 = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 62.9 cm3 Inert volume = 0.00 cm3 Porosity = 94.5 % Permeability = 14.9 cm2 Mass reacted = 0 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5931 0.000 0.000 0.000 1.488e-08 CO2(aq) (fixed act.) 0.000 0.000 -- 0.000 Enstatite 0.09961 0.000 0.000 0.000 9.905e-06 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 4.191e+06 -19.59 dissolution Enstatite 3.900e-11 2.540e+04 2.540e+05 -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 57.34 54.87 8.666e+05 Al+++ 1.186 1.338e-08 0.0003166 Ca++ 0.5931 2.846e-07 0.01000 Cl- 1.001 1.001 3.111e+04 H+ -4.301 0.6432 568.4 HCO3- 1.283 1.283 6.864e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 0.09985 0.0001582 3.372 Na+ 1.640 1.640 3.306e+04 SiO2(aq) 1.286 1.898e-07 0.01000 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.338e-08 0.0003166 Calcium 0.5931 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 0.09985 0.0001582 3.372 Oxygen 63.76 58.71 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.286 1.898e-07 0.004674 Sodium 1.640 1.640 3.306e+04 Step # 181 Xi = 0.0001 Time = 64.3725 secs (0.000745053 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 = 0.17500 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 = 14.00 mg/kg sol'n as CaCO3 carbonate = 14.00 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25676.06 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 62.9 cm3 Inert volume = 0.00 cm3 Porosity = 94.5 % Permeability = 14.9 cm2 Mass reacted = 0.0918 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5931 9.577e-07 0.0002665 9.653e-05 1.488e-08 CO2(aq) (fixed act.) 0.0006299 0.02772 -- 9.837e-06 Enstatite 0.09898 0.0006356 0.06380 0.01988 9.841e-06 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 4.191e+06 -11.92 dissolution Enstatite 3.900e-11 2.540e+04 2.524e+05 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 2.325e-06 -5.634 0.0003348 0.0001379 Magnesite 0.0007143 -3.146 0.06023 0.02001 Quartz 1.583e-05 -4.801 0.0009511 0.0003591 _____________ _____________ (total) 0.06151 0.02051 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 CaHCO3+ 8.272e-07 0.07332 0.6877 -6.2450 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 Ca++ 2.846e-07 0.01000 0.1713 -7.3119 CaCl+ 1.214e-07 0.008042 0.6226 -7.1214 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 ----------------------------------------------------------------------------------------------- Quartz 0.0000 sat Halite -1.8977 Dawsonite 0.0000 sat Mordenite-Na -2.0127 Magnesite 0.0000 sat Diaspore -2.0231 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Dolomite-dis -2.1428 Cristobalite -0.4177 Calcite -2.2971 Amrph^silica -0.8939 Aragonite -2.4573 Dolomite-ord -1.0296 Boehmite -2.5595 Dolomite -1.0303 Kaolinite -2.6674 Albite -1.1271 Jadeite -2.7653 Albite low -1.1271 Maximum Microcline -2.9656 Analcime -1.3316 K-feldspar -2.9784 Gibbsite -1.8264 (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 57.34 54.87 8.666e+05 Al+++ 1.186 1.338e-08 0.0003166 Ca++ 0.5931 1.242e-06 0.04365 Cl- 1.001 1.001 3.110e+04 H+ -4.300 0.6432 568.4 HCO3- 1.284 1.283 6.864e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 0.09985 0.0001582 3.372 Na+ 1.640 1.640 3.306e+04 SiO2(aq) 1.286 0.0006218 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.338e-08 0.0003166 Calcium 0.5931 1.242e-06 0.04365 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 0.09985 0.0001582 3.372 Oxygen 63.76 58.72 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.286 0.0006218 15.31 Sodium 1.640 1.640 3.306e+04 Step # 208 Xi = 0.0008 Time = 892.415 secs (0.0103289 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 = 0.17534 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= 25675.90 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 63.0 cm3 Inert volume = 0.00 cm3 Porosity = 94.5 % Permeability = 14.9 cm2 Mass reacted = 1.23 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5931 1.328e-05 0.003694 0.001338 1.488e-08 CO2(aq) (fixed act.) 0.008473 0.3729 -- 9.120e-06 Enstatite 0.09116 0.008455 0.8488 0.2644 9.064e-06 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 4.191e+06 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 2.324e+05 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 2.696e-05 -4.569 0.003883 0.001599 Dolomite-ord 2.635e-07 -6.579 4.859e-05 1.695e-05 Magnesite 0.008533 -2.069 0.7195 0.2391 Quartz 0.007860 -2.105 0.4722 0.1783 _____________ _____________ (total) 1.196 0.4190 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 57.33 54.87 8.666e+05 Al+++ 1.186 1.338e-08 0.0003166 Ca++ 0.5931 1.330e-05 0.4673 Cl- 1.001 1.001 3.110e+04 H+ -4.292 0.6432 568.4 HCO3- 1.292 1.283 6.864e+04 K+ 0.0002086 0.0002086 7.150 Mg++ 0.09985 0.0001582 3.372 Na+ 1.640 1.640 3.306e+04 SiO2(aq) 1.286 0.0006218 32.76 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.338e-08 0.0003166 Calcium 0.5931 1.330e-05 0.4673 Carbon 1.292 1.283 1.351e+04 Chlorine 1.001 1.001 3.110e+04 Hydrogen 111.7 111.7 9.867e+04 Magnesium 0.09985 0.0001582 3.372 Oxygen 63.78 58.72 8.236e+05 Potassium 0.0002086 0.0002086 7.150 Silicon 1.286 0.0006218 15.31 Sodium 1.640 1.640 3.306e+04 Step # 324 Xi = 0.1000 Time = 112320 secs (1.3 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.168 Ionic strength = 1.471322 molal Activity of water = 0.969133 Solvent mass = 0.99997 kg Solution mass = 1.1403 kg Mineral mass = 0.17974 kg Fluid density = 1.049 g/cm3 compressibility = 3.270e-05 /bar expansivity = 0.0006231 /C viscosity = 0.003 poise Chlorinity = 1.000713 molal Dissolved solids = 123036 mg/kg sol'n Hardness = 15.16 mg/kg sol'n as CaCO3 carbonate = 15.16 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25549.00 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 65.0 cm3 Inert volume = 0.00 cm3 Porosity = 94.4 % Permeability = 14.1 cm2 Mass reacted = 14.9 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5914 0.001669 0.4643 0.1682 1.484e-08 CO2(aq) (fixed act.) 0.1013 4.457 -- 1.486e-08 Enstatite 1.554e-06 0.09961 10.00 3.115 1.545e-10 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 4.179e+06 -10.89 dissolution Enstatite 3.900e-11 2.540e+04 3.962 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.003338 -2.477 0.4806 0.1979 Dolomite-ord 0.001656 -2.781 0.3053 0.1065 Magnesite 0.09803 -1.009 8.266 2.747 Quartz 0.1023 -0.990 6.148 2.322 _____________ _____________ (total) 15.20 5.373 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.471 2.965e+04 0.6226 -0.0383 Cl- 0.9508 2.956e+04 0.5542 -0.2783 CO2(aq) 0.6434 2.483e+04 1.0000 -0.1915 HCO3- 0.5197 2.781e+04 0.6516 -0.4702 NaHCO3 0.1162 8560. 1.0000 -0.9348 NaCl 0.04987 2556. 1.0000 -1.3022 SiO2(aq) 0.0006146 32.38 1.3071 -3.0951 CO3-- 0.0002320 12.21 0.1130 -4.5816 K+ 0.0002048 7.022 0.5542 -3.9450 MgHCO3+ 0.0001057 7.910 0.6226 -4.1817 Mg++ 4.160e-05 0.8867 0.2478 -4.9868 NaCO3- 1.620e-05 1.179 0.6226 -4.9962 MgCl+ 1.118e-05 0.5859 0.6226 -5.1573 CaHCO3+ 8.900e-06 0.7890 0.6876 -5.2133 NaH3SiO4 6.354e-06 0.6581 1.0000 -5.1969 KCl 3.776e-06 0.2469 1.0000 -5.4230 Ca++ 3.076e-06 0.1081 0.1714 -6.2781 OH- 1.390e-06 0.02073 0.5903 -6.0860 CaCl+ 1.313e-06 0.08698 0.6226 -6.0875 H3SiO4- 1.115e-06 0.09303 0.6226 -6.1583 H+ 8.281e-07 0.0007319 0.8204 -6.1679 MgCO3 7.900e-07 0.05841 1.0000 -6.1024 NaOH 4.450e-07 0.01561 1.0000 -6.3516 CaCO3 9.652e-08 0.008472 1.0000 -7.0154 Al(OH)4- 1.048e-08 0.0008734 0.6226 -8.1853 (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 -1.8235 Dolomite-ord 0.0000 sat Halite -1.8984 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0202 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5566 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6617 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9648 Calcite -1.2675 K-feldspar -2.9776 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 57.24 54.86 8.668e+05 Al+++ 1.186 1.342e-08 0.0003176 Ca++ 0.5931 1.339e-05 0.4705 Cl- 1.001 1.001 3.111e+04 H+ -4.200 0.6432 568.5 HCO3- 1.384 1.280 6.848e+04 K+ 0.0002086 0.0002086 7.152 Mg++ 0.09985 0.0001593 3.395 Na+ 1.640 1.637 3.300e+04 SiO2(aq) 1.286 0.0006220 32.78 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.342e-08 0.0003176 Calcium 0.5931 1.339e-05 0.4705 Carbon 1.384 1.280 1.348e+04 Chlorine 1.001 1.001 3.111e+04 Hydrogen 111.7 111.7 9.869e+04 Magnesium 0.09985 0.0001593 3.395 Oxygen 63.96 58.70 8.237e+05 Potassium 0.0002086 0.0002086 7.152 Silicon 1.286 0.0006220 15.32 Sodium 1.640 1.637 3.300e+04 Step # 342 Xi = 0.2000 Time = 224640 secs (2.6 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.166 Ionic strength = 1.468895 molal Activity of water = 0.969130 Solvent mass = 0.99994 kg Solution mass = 1.1400 kg Mineral mass = 0.18012 kg Fluid density = 1.049 g/cm3 compressibility = 3.271e-05 /bar expansivity = 0.0006231 /C viscosity = 0.003 poise Chlorinity = 1.000744 molal Dissolved solids = 122824 mg/kg sol'n Hardness = 15.26 mg/kg sol'n as CaCO3 carbonate = 15.26 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25421.38 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 65.1 cm3 Inert volume = 0.00 cm3 Porosity = 94.3 % Permeability = 14.0 cm2 Mass reacted = 15.5 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5897 0.003333 0.9272 0.3359 1.480e-08 CO2(aq) (fixed act.) 0.1029 4.529 -- 1.466e-08 Enstatite 1.947e-11 0.09961 10.00 3.116 1.936e-15 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 4.167e+06 -10.88 dissolution Enstatite 3.900e-11 2.540e+04 4.965e-05 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.006666 -2.176 0.9599 0.3953 Dolomite-ord 0.003320 -2.479 0.6121 0.2136 Magnesite 0.09637 -1.016 8.125 2.700 Quartz 0.1057 -0.976 6.348 2.397 _____________ _____________ (total) 16.05 5.706 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.468 2.961e+04 0.6226 -0.0390 Cl- 0.9509 2.957e+04 0.5542 -0.2782 CO2(aq) 0.6434 2.484e+04 1.0000 -0.1915 HCO3- 0.5172 2.768e+04 0.6516 -0.4724 NaHCO3 0.1154 8505. 1.0000 -0.9377 NaCl 0.04979 2553. 1.0000 -1.3028 SiO2(aq) 0.0006149 32.41 1.3065 -3.0951 CO3-- 0.0002296 12.09 0.1130 -4.5859 K+ 0.0002048 7.024 0.5542 -3.9450 MgHCO3+ 0.0001062 7.951 0.6226 -4.1795 Mg++ 4.201e-05 0.8957 0.2478 -4.9825 NaCO3- 1.602e-05 1.166 0.6226 -5.0013 MgCl+ 1.129e-05 0.5920 0.6226 -5.1530 CaHCO3+ 8.945e-06 0.7933 0.6875 -5.2111 NaH3SiO4 6.312e-06 0.6539 1.0000 -5.1998 KCl 3.777e-06 0.2470 1.0000 -5.4229 Ca++ 3.106e-06 0.1092 0.1714 -6.2738 OH- 1.383e-06 0.02063 0.5903 -6.0882 CaCl+ 1.326e-06 0.08788 0.6226 -6.0832 H3SiO4- 1.110e-06 0.09260 0.6226 -6.1605 H+ 8.323e-07 0.0007359 0.8203 -6.1657 MgCO3 7.900e-07 0.05842 1.0000 -6.1024 NaOH 4.421e-07 0.01551 1.0000 -6.3545 CaCO3 9.652e-08 0.008474 1.0000 -7.0154 Al(OH)4- 1.050e-08 0.0008752 0.6226 -8.1846 (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 -1.8206 Dolomite-ord 0.0000 sat Halite -1.8990 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0173 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5537 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6559 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9640 Calcite -1.2675 K-feldspar -2.9768 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 57.23 54.86 8.670e+05 Al+++ 1.186 1.346e-08 0.0003186 Ca++ 0.5931 1.347e-05 0.4737 Cl- 1.001 1.001 3.112e+04 H+ -4.198 0.6431 568.6 HCO3- 1.386 1.276 6.832e+04 K+ 0.0002086 0.0002086 7.154 Mg++ 0.09985 0.0001603 3.419 Na+ 1.640 1.633 3.294e+04 SiO2(aq) 1.286 0.0006222 32.80 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.346e-08 0.0003186 Calcium 0.5931 1.347e-05 0.4737 Carbon 1.386 1.276 1.345e+04 Chlorine 1.001 1.001 3.112e+04 Hydrogen 111.7 111.6 9.871e+04 Magnesium 0.09985 0.0001603 3.419 Oxygen 63.96 58.69 8.238e+05 Potassium 0.0002086 0.0002086 7.154 Silicon 1.286 0.0006222 15.33 Sodium 1.640 1.633 3.294e+04 Step # 352 Xi = 0.3000 Time = 336960 secs (3.9 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.164 Ionic strength = 1.466474 molal Activity of water = 0.969126 Solvent mass = 0.99991 kg Solution mass = 1.1396 kg Mineral mass = 0.18050 kg Fluid density = 1.049 g/cm3 compressibility = 3.273e-05 /bar expansivity = 0.0006232 /C viscosity = 0.003 poise Chlorinity = 1.000774 molal Dissolved solids = 122612 mg/kg sol'n Hardness = 15.37 mg/kg sol'n as CaCO3 carbonate = 15.37 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25294.06 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 65.3 cm3 Inert volume = 0.00 cm3 Porosity = 94.3 % Permeability = 13.9 cm2 Mass reacted = 16 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5881 0.004992 1.389 0.5032 1.475e-08 CO2(aq) (fixed act.) 0.1046 4.602 -- 1.462e-08 Enstatite 2.048e-16 0.09961 10.00 3.116 2.036e-20 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 4.156e+06 -10.87 dissolution Enstatite 3.900e-11 2.540e+04 5.221e-10 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.009985 -2.001 1.438 0.5921 Dolomite-ord 0.004979 -2.303 0.9181 0.3203 Magnesite 0.09471 -1.024 7.985 2.654 Quartz 0.1090 -0.963 6.548 2.472 _____________ _____________ (total) 16.89 6.038 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.466 2.957e+04 0.6225 -0.0398 Cl- 0.9510 2.958e+04 0.5542 -0.2781 CO2(aq) 0.6434 2.485e+04 1.0000 -0.1915 HCO3- 0.5147 2.755e+04 0.6515 -0.4745 NaHCO3 0.1146 8450. 1.0000 -0.9406 NaCl 0.04971 2549. 1.0000 -1.3035 SiO2(aq) 0.0006151 32.43 1.3060 -3.0951 CO3-- 0.0002272 11.96 0.1131 -4.5903 K+ 0.0002048 7.026 0.5542 -3.9450 MgHCO3+ 0.0001068 7.993 0.6225 -4.1774 Mg++ 4.243e-05 0.9049 0.2478 -4.9781 NaCO3- 1.583e-05 1.153 0.6225 -5.0064 MgCl+ 1.141e-05 0.5982 0.6225 -5.1486 CaHCO3+ 8.991e-06 0.7975 0.6874 -5.2090 NaH3SiO4 6.270e-06 0.6496 1.0000 -5.2028 KCl 3.777e-06 0.2471 1.0000 -5.4228 Ca++ 3.137e-06 0.1103 0.1714 -6.2694 OH- 1.376e-06 0.02053 0.5903 -6.0903 CaCl+ 1.340e-06 0.08880 0.6225 -6.0788 H3SiO4- 1.105e-06 0.09217 0.6225 -6.1627 H+ 8.367e-07 0.0007399 0.8201 -6.1636 MgCO3 7.900e-07 0.05844 1.0000 -6.1024 NaOH 4.391e-07 0.01541 1.0000 -6.3574 CaCO3 9.652e-08 0.008476 1.0000 -7.0154 Al(OH)4- 1.052e-08 0.0008770 0.6225 -8.1838 (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 -1.8177 Dolomite-ord 0.0000 sat Halite -1.8997 Quartz 0.0000 sat Mordenite-Na -2.0127 Dolomite -0.0007 Diaspore -2.0144 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Huntite -2.5502 Cristobalite -0.4177 Boehmite -2.5508 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6501 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9633 Calcite -1.2675 K-feldspar -2.9761 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 57.23 54.86 8.672e+05 Al+++ 1.186 1.350e-08 0.0003196 Ca++ 0.5931 1.356e-05 0.4770 Cl- 1.001 1.001 3.113e+04 H+ -4.196 0.6431 568.8 HCO3- 1.388 1.273 6.816e+04 K+ 0.0002086 0.0002086 7.156 Mg++ 0.09985 0.0001614 3.442 Na+ 1.640 1.630 3.288e+04 SiO2(aq) 1.286 0.0006225 32.82 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.350e-08 0.0003196 Calcium 0.5931 1.356e-05 0.4770 Carbon 1.388 1.273 1.342e+04 Chlorine 1.001 1.001 3.113e+04 Hydrogen 111.7 111.6 9.873e+04 Magnesium 0.09985 0.0001614 3.442 Oxygen 63.97 58.68 8.238e+05 Potassium 0.0002086 0.0002086 7.156 Silicon 1.286 0.0006225 15.34 Sodium 1.640 1.630 3.288e+04 Step # 362 Xi = 0.4000 Time = 449280 secs (5.2 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.161 Ionic strength = 1.464057 molal Activity of water = 0.969123 Solvent mass = 0.99988 kg Solution mass = 1.1393 kg Mineral mass = 0.18088 kg Fluid density = 1.049 g/cm3 compressibility = 3.274e-05 /bar expansivity = 0.0006233 /C viscosity = 0.003 poise Chlorinity = 1.000803 molal Dissolved solids = 122401 mg/kg sol'n Hardness = 15.47 mg/kg sol'n as CaCO3 carbonate = 15.47 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25167.04 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 65.5 cm3 Inert volume = 0.00 cm3 Porosity = 94.3 % Permeability = 13.9 cm2 Mass reacted = 16.5 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5864 0.006647 1.849 0.6699 1.471e-08 CO2(aq) (fixed act.) 0.1062 4.674 -- 1.458e-08 Enstatite 2.153e-21 0.09961 10.00 3.116 2.141e-25 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 4.144e+06 -10.87 dissolution Enstatite 3.900e-11 2.540e+04 5.490e-15 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.01329 -1.876 1.914 0.7883 Dolomite-ord 0.006633 -2.178 1.223 0.4268 Magnesite 0.09305 -1.031 7.846 2.607 Quartz 0.1123 -0.950 6.746 2.548 _____________ _____________ (total) 17.73 6.370 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.463 2.952e+04 0.6225 -0.0405 Cl- 0.9512 2.959e+04 0.5542 -0.2781 CO2(aq) 0.6434 2.485e+04 1.0000 -0.1915 HCO3- 0.5122 2.743e+04 0.6514 -0.4767 NaHCO3 0.1139 8396. 1.0000 -0.9435 NaCl 0.04963 2546. 1.0000 -1.3042 SiO2(aq) 0.0006154 32.45 1.3054 -3.0951 CO3-- 0.0002249 11.84 0.1131 -4.5946 K+ 0.0002048 7.028 0.5542 -3.9450 MgHCO3+ 0.0001073 8.036 0.6225 -4.1752 Mg++ 4.286e-05 0.9141 0.2478 -4.9738 NaCO3- 1.565e-05 1.140 0.6225 -5.0114 MgCl+ 1.153e-05 0.6045 0.6225 -5.1442 CaHCO3+ 9.037e-06 0.8018 0.6873 -5.2068 NaH3SiO4 6.228e-06 0.6455 1.0000 -5.2057 KCl 3.778e-06 0.2472 1.0000 -5.4227 Ca++ 3.167e-06 0.1114 0.1715 -6.2651 OH- 1.369e-06 0.02044 0.5902 -6.0925 CaCl+ 1.354e-06 0.08973 0.6225 -6.0744 H3SiO4- 1.099e-06 0.09174 0.6225 -6.1648 H+ 8.410e-07 0.0007439 0.8200 -6.1614 MgCO3 7.900e-07 0.05845 1.0000 -6.1024 NaOH 4.362e-07 0.01531 1.0000 -6.3603 CaCO3 9.652e-08 0.008478 1.0000 -7.0154 Al(OH)4- 1.054e-08 0.0008787 0.6225 -8.1831 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dolomite-ord 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8148 Dawsonite 0.0000 sat Halite -1.9004 Quartz 0.0000 sat Diaspore -2.0115 Dolomite -0.0007 Mordenite-Na -2.0127 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Boehmite -2.5479 Cristobalite -0.4177 Huntite -2.5502 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6442 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9625 Calcite -1.2675 K-feldspar -2.9753 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 57.23 54.86 8.674e+05 Al+++ 1.186 1.354e-08 0.0003206 Ca++ 0.5931 1.365e-05 0.4803 Cl- 1.001 1.001 3.114e+04 H+ -4.195 0.6431 568.9 HCO3- 1.389 1.270 6.800e+04 K+ 0.0002086 0.0002086 7.158 Mg++ 0.09985 0.0001625 3.466 Na+ 1.640 1.627 3.282e+04 SiO2(aq) 1.286 0.0006227 32.84 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.354e-08 0.0003206 Calcium 0.5931 1.365e-05 0.4803 Carbon 1.389 1.270 1.339e+04 Chlorine 1.001 1.001 3.114e+04 Hydrogen 111.7 111.6 9.875e+04 Magnesium 0.09985 0.0001625 3.466 Oxygen 63.97 58.67 8.239e+05 Potassium 0.0002086 0.0002086 7.158 Silicon 1.286 0.0006227 15.35 Sodium 1.640 1.627 3.282e+04 Step # 372 Xi = 0.5000 Time = 561600 secs (6.5 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.159 Ionic strength = 1.461645 molal Activity of water = 0.969119 Solvent mass = 0.99985 kg Solution mass = 1.1390 kg Mineral mass = 0.18126 kg Fluid density = 1.049 g/cm3 compressibility = 3.275e-05 /bar expansivity = 0.0006233 /C viscosity = 0.003 poise Chlorinity = 1.000833 molal Dissolved solids = 122190 mg/kg sol'n Hardness = 15.58 mg/kg sol'n as CaCO3 carbonate = 15.58 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 25040.31 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 65.6 cm3 Inert volume = 0.00 cm3 Porosity = 94.3 % Permeability = 13.8 cm2 Mass reacted = 17.1 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5848 0.008297 2.308 0.8362 1.467e-08 CO2(aq) (fixed act.) 0.1078 4.746 -- 1.454e-08 Enstatite 2.264e-26 0.09961 10.00 3.116 2.252e-30 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 4.132e+06 -10.86 dissolution Enstatite 3.900e-11 2.540e+04 5.774e-20 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.01659 -1.780 2.389 0.9840 Dolomite-ord 0.008283 -2.082 1.527 0.5329 Magnesite 0.09140 -1.039 7.707 2.561 Quartz 0.1156 -0.937 6.945 2.622 _____________ _____________ (total) 18.57 6.700 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.461 2.948e+04 0.6224 -0.0413 Cl- 0.9513 2.960e+04 0.5542 -0.2780 CO2(aq) 0.6434 2.486e+04 1.0000 -0.1915 HCO3- 0.5097 2.730e+04 0.6514 -0.4789 NaHCO3 0.1131 8342. 1.0000 -0.9465 NaCl 0.04956 2542. 1.0000 -1.3049 SiO2(aq) 0.0006157 32.47 1.3048 -3.0951 CO3-- 0.0002225 11.72 0.1131 -4.5990 K+ 0.0002048 7.030 0.5542 -3.9449 MgHCO3+ 0.0001079 8.079 0.6224 -4.1730 Mg++ 4.329e-05 0.9235 0.2479 -4.9694 NaCO3- 1.547e-05 1.127 0.6224 -5.0165 MgCl+ 1.164e-05 0.6108 0.6224 -5.1398 CaHCO3+ 9.083e-06 0.8061 0.6873 -5.2046 NaH3SiO4 6.186e-06 0.6413 1.0000 -5.2086 KCl 3.779e-06 0.2473 1.0000 -5.4227 Ca++ 3.199e-06 0.1125 0.1715 -6.2607 CaCl+ 1.368e-06 0.09067 0.6224 -6.0700 OH- 1.362e-06 0.02034 0.5902 -6.0947 H3SiO4- 1.094e-06 0.09131 0.6224 -6.1670 H+ 8.454e-07 0.0007479 0.8198 -6.1592 MgCO3 7.900e-07 0.05847 1.0000 -6.1024 NaOH 4.333e-07 0.01521 1.0000 -6.3633 CaCO3 9.652e-08 0.008480 1.0000 -7.0154 Al(OH)4- 1.056e-08 0.0008805 0.6224 -8.1824 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dolomite-ord 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8119 Dawsonite 0.0000 sat Halite -1.9011 Quartz 0.0000 sat Diaspore -2.0085 Dolomite -0.0007 Mordenite-Na -2.0127 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Boehmite -2.5449 Cristobalite -0.4177 Huntite -2.5502 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6384 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9618 Calcite -1.2675 K-feldspar -2.9746 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 57.23 54.86 8.676e+05 Al+++ 1.186 1.358e-08 0.0003216 Ca++ 0.5931 1.374e-05 0.4836 Cl- 1.001 1.001 3.115e+04 H+ -4.193 0.6431 569.1 HCO3- 1.391 1.266 6.784e+04 K+ 0.0002086 0.0002086 7.160 Mg++ 0.09985 0.0001636 3.490 Na+ 1.640 1.623 3.277e+04 SiO2(aq) 1.286 0.0006229 32.86 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.358e-08 0.0003216 Calcium 0.5931 1.374e-05 0.4836 Carbon 1.391 1.266 1.335e+04 Chlorine 1.001 1.001 3.115e+04 Hydrogen 111.7 111.6 9.877e+04 Magnesium 0.09985 0.0001636 3.490 Oxygen 63.97 58.66 8.239e+05 Potassium 0.0002086 0.0002086 7.160 Silicon 1.286 0.0006229 15.36 Sodium 1.640 1.623 3.277e+04 Step # 382 Xi = 0.6000 Time = 673920 secs (7.8 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.157 Ionic strength = 1.459239 molal Activity of water = 0.969116 Solvent mass = 0.99982 kg Solution mass = 1.1387 kg Mineral mass = 0.18164 kg Fluid density = 1.049 g/cm3 compressibility = 3.277e-05 /bar expansivity = 0.0006234 /C viscosity = 0.003 poise Chlorinity = 1.000863 molal Dissolved solids = 121980 mg/kg sol'n Hardness = 15.69 mg/kg sol'n as CaCO3 carbonate = 15.69 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 24913.87 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 65.8 cm3 Inert volume = 0.00 cm3 Porosity = 94.3 % Permeability = 13.7 cm2 Mass reacted = 17.6 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5831 0.009942 2.766 1.002 1.463e-08 CO2(aq) (fixed act.) 0.1095 4.818 -- 1.450e-08 Enstatite 4.349e-31 0.09961 10.00 3.116 4.325e-35 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 4.121e+06 -10.86 dissolution Enstatite 3.900e-11 2.540e+04 1.109e-24 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.01988 -1.701 2.863 1.179 Dolomite-ord 0.009929 -2.003 1.831 0.6388 Magnesite 0.08976 -1.047 7.568 2.515 Quartz 0.1189 -0.925 7.142 2.697 _____________ _____________ (total) 19.40 7.030 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.459 2.944e+04 0.6224 -0.0420 Cl- 0.9514 2.961e+04 0.5542 -0.2780 CO2(aq) 0.6434 2.486e+04 1.0000 -0.1915 HCO3- 0.5071 2.717e+04 0.6513 -0.4811 NaHCO3 0.1124 8288. 1.0000 -0.9494 NaCl 0.04948 2539. 1.0000 -1.3056 SiO2(aq) 0.0006159 32.49 1.3042 -3.0951 CO3-- 0.0002202 11.60 0.1132 -4.6033 K+ 0.0002048 7.032 0.5542 -3.9449 MgHCO3+ 0.0001084 8.122 0.6224 -4.1709 Mg++ 4.372e-05 0.9330 0.2479 -4.9651 NaCO3- 1.529e-05 1.114 0.6224 -5.0216 MgCl+ 1.176e-05 0.6173 0.6224 -5.1354 CaHCO3+ 9.130e-06 0.8104 0.6872 -5.2025 NaH3SiO4 6.145e-06 0.6371 1.0000 -5.2115 KCl 3.779e-06 0.2474 1.0000 -5.4226 Ca++ 3.230e-06 0.1137 0.1715 -6.2564 CaCl+ 1.382e-06 0.09162 0.6224 -6.0656 OH- 1.356e-06 0.02024 0.5902 -6.0969 H3SiO4- 1.088e-06 0.09088 0.6224 -6.1692 H+ 8.498e-07 0.0007520 0.8197 -6.1571 MgCO3 7.900e-07 0.05848 1.0000 -6.1024 NaOH 4.303e-07 0.01511 1.0000 -6.3662 CaCO3 9.652e-08 0.008482 1.0000 -7.0154 Al(OH)4- 1.058e-08 0.0008823 0.6224 -8.1816 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dolomite-ord 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8089 Dawsonite 0.0000 sat Halite -1.9018 Quartz 0.0000 sat Diaspore -2.0056 Dolomite -0.0007 Mordenite-Na -2.0128 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Boehmite -2.5420 Cristobalite -0.4177 Huntite -2.5502 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6326 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9610 Calcite -1.2675 K-feldspar -2.9738 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 57.23 54.86 8.678e+05 Al+++ 1.186 1.361e-08 0.0003226 Ca++ 0.5931 1.384e-05 0.4870 Cl- 1.001 1.001 3.116e+04 H+ -4.191 0.6431 569.2 HCO3- 1.393 1.263 6.768e+04 K+ 0.0002086 0.0002086 7.161 Mg++ 0.09985 0.0001647 3.515 Na+ 1.640 1.620 3.271e+04 SiO2(aq) 1.286 0.0006231 32.88 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.361e-08 0.0003226 Calcium 0.5931 1.384e-05 0.4870 Carbon 1.393 1.263 1.332e+04 Chlorine 1.001 1.001 3.116e+04 Hydrogen 111.7 111.6 9.879e+04 Magnesium 0.09985 0.0001647 3.515 Oxygen 63.98 58.65 8.240e+05 Potassium 0.0002086 0.0002086 7.161 Silicon 1.286 0.0006231 15.37 Sodium 1.640 1.620 3.271e+04 Step # 392 Xi = 0.7000 Time = 786240 secs (9.1 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.155 Ionic strength = 1.456837 molal Activity of water = 0.969112 Solvent mass = 0.99979 kg Solution mass = 1.1384 kg Mineral mass = 0.18202 kg Fluid density = 1.048 g/cm3 compressibility = 3.278e-05 /bar expansivity = 0.0006235 /C viscosity = 0.003 poise Chlorinity = 1.000893 molal Dissolved solids = 121770 mg/kg sol'n Hardness = 15.80 mg/kg sol'n as CaCO3 carbonate = 15.80 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 24787.73 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 66.0 cm3 Inert volume = 0.00 cm3 Porosity = 94.3 % Permeability = 13.7 cm2 Mass reacted = 18.1 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5815 0.01158 3.222 1.167 1.459e-08 CO2(aq) (fixed act.) 0.1111 4.889 -- 1.446e-08 Enstatite 1.248e-35 0.09961 10.00 3.116 1.241e-39 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 4.109e+06 -10.85 dissolution Enstatite 3.900e-11 2.540e+04 3.182e-29 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.02317 -1.635 3.336 1.374 Dolomite-ord 0.01157 -1.937 2.133 0.7444 Magnesite 0.08812 -1.055 7.429 2.469 Quartz 0.1222 -0.913 7.340 2.771 _____________ _____________ (total) 20.24 7.358 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.456 2.940e+04 0.6224 -0.0428 Cl- 0.9515 2.963e+04 0.5542 -0.2779 CO2(aq) 0.6434 2.487e+04 1.0000 -0.1915 HCO3- 0.5046 2.704e+04 0.6513 -0.4833 NaHCO3 0.1116 8234. 1.0000 -0.9523 NaCl 0.04940 2536. 1.0000 -1.3063 SiO2(aq) 0.0006162 32.52 1.3037 -3.0951 CO3-- 0.0002179 11.49 0.1132 -4.6077 K+ 0.0002048 7.034 0.5542 -3.9449 MgHCO3+ 0.0001090 8.165 0.6224 -4.1687 Mg++ 4.416e-05 0.9426 0.2479 -4.9607 NaCO3- 1.511e-05 1.101 0.6224 -5.0267 MgCl+ 1.189e-05 0.6238 0.6224 -5.1309 CaHCO3+ 9.177e-06 0.8148 0.6871 -5.2003 NaH3SiO4 6.103e-06 0.6330 1.0000 -5.2144 KCl 3.780e-06 0.2475 1.0000 -5.4225 Ca++ 3.262e-06 0.1148 0.1716 -6.2520 CaCl+ 1.396e-06 0.09259 0.6224 -6.0611 OH- 1.349e-06 0.02015 0.5902 -6.0991 H3SiO4- 1.083e-06 0.09045 0.6224 -6.1714 H+ 8.542e-07 0.0007561 0.8195 -6.1549 MgCO3 7.900e-07 0.05849 1.0000 -6.1024 NaOH 4.275e-07 0.01502 1.0000 -6.3691 CaCO3 9.652e-08 0.008484 1.0000 -7.0154 Al(OH)4- 1.059e-08 0.0008840 0.6224 -8.1809 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dolomite-ord 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8060 Dawsonite 0.0000 sat Halite -1.9025 Quartz 0.0000 sat Diaspore -2.0027 Dolomite -0.0007 Mordenite-Na -2.0128 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Boehmite -2.5391 Cristobalite -0.4177 Huntite -2.5502 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6267 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9602 Calcite -1.2675 K-feldspar -2.9730 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 57.23 54.85 8.681e+05 Al+++ 1.186 1.365e-08 0.0003236 Ca++ 0.5931 1.393e-05 0.4904 Cl- 1.001 1.001 3.116e+04 H+ -4.190 0.6431 569.3 HCO3- 1.394 1.260 6.752e+04 K+ 0.0002086 0.0002086 7.163 Mg++ 0.09985 0.0001658 3.539 Na+ 1.640 1.617 3.265e+04 SiO2(aq) 1.286 0.0006233 32.90 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.365e-08 0.0003236 Calcium 0.5931 1.393e-05 0.4904 Carbon 1.394 1.260 1.329e+04 Chlorine 1.001 1.001 3.116e+04 Hydrogen 111.7 111.6 9.881e+04 Magnesium 0.09985 0.0001658 3.539 Oxygen 63.98 58.63 8.241e+05 Potassium 0.0002086 0.0002086 7.163 Silicon 1.286 0.0006233 15.38 Sodium 1.640 1.617 3.265e+04 Step # 402 Xi = 0.8000 Time = 898560 secs (10.4 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.153 Ionic strength = 1.454441 molal Activity of water = 0.969109 Solvent mass = 0.99976 kg Solution mass = 1.1381 kg Mineral mass = 0.18239 kg Fluid density = 1.048 g/cm3 compressibility = 3.279e-05 /bar expansivity = 0.0006235 /C viscosity = 0.003 poise Chlorinity = 1.000922 molal Dissolved solids = 121561 mg/kg sol'n Hardness = 15.91 mg/kg sol'n as CaCO3 carbonate = 15.91 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 24661.88 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 66.1 cm3 Inert volume = 0.00 cm3 Porosity = 94.3 % Permeability = 13.6 cm2 Mass reacted = 18.6 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5799 0.01322 3.678 1.332 1.455e-08 CO2(aq) (fixed act.) 0.1127 4.961 -- 1.442e-08 Enstatite 3.581e-40 0.09961 10.00 3.116 3.561e-44 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 4.098e+06 -10.85 dissolution Enstatite 3.900e-11 2.540e+04 9.131e-34 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.02644 -1.578 3.807 1.568 Dolomite-ord 0.01321 -1.879 2.435 0.8496 Magnesite 0.08648 -1.063 7.291 2.423 Quartz 0.1254 -0.902 7.536 2.846 _____________ _____________ (total) 21.07 7.686 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.454 2.936e+04 0.6223 -0.0435 Cl- 0.9516 2.964e+04 0.5542 -0.2779 CO2(aq) 0.6434 2.488e+04 1.0000 -0.1915 HCO3- 0.5021 2.691e+04 0.6512 -0.4854 NaHCO3 0.1109 8181. 1.0000 -0.9552 NaCl 0.04932 2532. 1.0000 -1.3069 SiO2(aq) 0.0006165 32.54 1.3031 -3.0951 CO3-- 0.0002156 11.37 0.1133 -4.6121 K+ 0.0002048 7.035 0.5542 -3.9449 MgHCO3+ 0.0001095 8.209 0.6223 -4.1665 Mg++ 4.461e-05 0.9524 0.2479 -4.9563 NaCO3- 1.493e-05 1.089 0.6223 -5.0319 MgCl+ 1.201e-05 0.6304 0.6223 -5.1265 CaHCO3+ 9.225e-06 0.8192 0.6870 -5.1981 NaH3SiO4 6.062e-06 0.6289 1.0000 -5.2174 KCl 3.781e-06 0.2476 1.0000 -5.4224 Ca++ 3.295e-06 0.1160 0.1716 -6.2476 CaCl+ 1.410e-06 0.09357 0.6223 -6.0567 OH- 1.342e-06 0.02005 0.5902 -6.1012 H3SiO4- 1.077e-06 0.09002 0.6223 -6.1736 H+ 8.587e-07 0.0007603 0.8193 -6.1527 MgCO3 7.900e-07 0.05851 1.0000 -6.1024 NaOH 4.246e-07 0.01492 1.0000 -6.3720 CaCO3 9.652e-08 0.008486 1.0000 -7.0154 Al(OH)4- 1.061e-08 0.0008858 0.6223 -8.1801 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Dolomite-ord 0.0000 sat Aragonite -1.4277 Magnesite 0.0000 sat Gibbsite -1.8031 Dawsonite 0.0000 sat Halite -1.9031 Quartz 0.0000 sat Diaspore -1.9998 Dolomite -0.0007 Mordenite-Na -2.0128 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Boehmite -2.5362 Cristobalite -0.4177 Huntite -2.5502 Amrph^silica -0.8939 Monohydrocalcite -2.6207 Dolomite-dis -1.1132 Kaolinite -2.6209 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9595 Calcite -1.2675 K-feldspar -2.9723 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 57.22 54.85 8.683e+05 Al+++ 1.186 1.369e-08 0.0003246 Ca++ 0.5931 1.402e-05 0.4938 Cl- 1.001 1.001 3.117e+04 H+ -4.188 0.6430 569.5 HCO3- 1.396 1.256 6.736e+04 K+ 0.0002086 0.0002086 7.165 Mg++ 0.09985 0.0001669 3.564 Na+ 1.640 1.614 3.259e+04 SiO2(aq) 1.286 0.0006235 32.91 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.369e-08 0.0003246 Calcium 0.5931 1.402e-05 0.4938 Carbon 1.396 1.256 1.326e+04 Chlorine 1.001 1.001 3.117e+04 Hydrogen 111.7 111.6 9.884e+04 Magnesium 0.09985 0.0001669 3.564 Oxygen 63.98 58.62 8.241e+05 Potassium 0.0002086 0.0002086 7.165 Silicon 1.286 0.0006235 15.39 Sodium 1.640 1.614 3.259e+04 Step # 412 Xi = 0.9000 Time = 1.01088e+06 secs (11.7 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.150 Ionic strength = 1.452049 molal Activity of water = 0.969105 Solvent mass = 0.99973 kg Solution mass = 1.1378 kg Mineral mass = 0.18277 kg Fluid density = 1.048 g/cm3 compressibility = 3.281e-05 /bar expansivity = 0.0006236 /C viscosity = 0.003 poise Chlorinity = 1.000952 molal Dissolved solids = 121352 mg/kg sol'n Hardness = 16.02 mg/kg sol'n as CaCO3 carbonate = 16.02 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 24536.33 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 66.3 cm3 Inert volume = 0.00 cm3 Porosity = 94.2 % Permeability = 13.5 cm2 Mass reacted = 19.2 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5782 0.01485 4.132 1.497 1.451e-08 CO2(aq) (fixed act.) 0.1143 5.032 -- 1.438e-08 Enstatite 1.028e-44 0.09961 10.00 3.116 1.022e-48 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 4.086e+06 -10.84 dissolution Enstatite 3.900e-11 2.540e+04 2.620e-38 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.02970 -1.527 4.277 1.761 Dolomite-ord 0.01484 -1.829 2.736 0.9546 Magnesite 0.08485 -1.071 7.154 2.377 Quartz 0.1287 -0.890 7.732 2.920 _____________ _____________ (total) 21.90 8.013 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.451 2.932e+04 0.6223 -0.0442 Cl- 0.9517 2.965e+04 0.5543 -0.2778 CO2(aq) 0.6434 2.488e+04 1.0000 -0.1915 HCO3- 0.4997 2.679e+04 0.6512 -0.4876 NaHCO3 0.1101 8127. 1.0000 -0.9582 NaCl 0.04925 2529. 1.0000 -1.3076 SiO2(aq) 0.0006168 32.56 1.3025 -3.0951 CO3-- 0.0002134 11.25 0.1133 -4.6165 K+ 0.0002048 7.037 0.5543 -3.9449 MgHCO3+ 0.0001101 8.253 0.6223 -4.1643 Mg++ 4.506e-05 0.9623 0.2479 -4.9519 NaCO3- 1.476e-05 1.076 0.6223 -5.0370 MgCl+ 1.213e-05 0.6371 0.6223 -5.1220 CaHCO3+ 9.272e-06 0.8236 0.6869 -5.1959 NaH3SiO4 6.021e-06 0.6248 1.0000 -5.2203 KCl 3.781e-06 0.2477 1.0000 -5.4224 Ca++ 3.328e-06 0.1172 0.1716 -6.2432 CaCl+ 1.425e-06 0.09456 0.6223 -6.0522 OH- 1.335e-06 0.01995 0.5902 -6.1034 H3SiO4- 1.072e-06 0.08959 0.6223 -6.1758 H+ 8.632e-07 0.0007645 0.8192 -6.1505 MgCO3 7.900e-07 0.05852 1.0000 -6.1024 NaOH 4.217e-07 0.01482 1.0000 -6.3750 CaCO3 9.652e-08 0.008488 1.0000 -7.0154 Al(OH)4- 1.063e-08 0.0008876 0.6223 -8.1794 (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 -1.8002 Quartz 0.0000 sat Halite -1.9038 Dolomite-ord 0.0000 sat Diaspore -1.9968 Dolomite -0.0007 Mordenite-Na -2.0128 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Boehmite -2.5332 Cristobalite -0.4177 Huntite -2.5502 Amrph^silica -0.8939 Kaolinite -2.6150 Dolomite-dis -1.1132 Monohydrocalcite -2.6207 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9587 Calcite -1.2675 K-feldspar -2.9715 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 57.22 54.85 8.685e+05 Al+++ 1.186 1.373e-08 0.0003256 Ca++ 0.5931 1.412e-05 0.4973 Cl- 1.001 1.001 3.118e+04 H+ -4.186 0.6430 569.6 HCO3- 1.397 1.253 6.721e+04 K+ 0.0002086 0.0002086 7.167 Mg++ 0.09985 0.0001680 3.589 Na+ 1.640 1.610 3.254e+04 SiO2(aq) 1.286 0.0006237 32.93 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.373e-08 0.0003256 Calcium 0.5931 1.412e-05 0.4973 Carbon 1.397 1.253 1.323e+04 Chlorine 1.001 1.001 3.118e+04 Hydrogen 111.7 111.6 9.886e+04 Magnesium 0.09985 0.0001680 3.589 Oxygen 63.99 58.61 8.242e+05 Potassium 0.0002086 0.0002086 7.167 Silicon 1.286 0.0006237 15.39 Sodium 1.640 1.610 3.254e+04 Step # 422 Xi = 1.0000 Time = 1.1232e+06 secs (13 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 6.148 Ionic strength = 1.449663 molal Activity of water = 0.969102 Solvent mass = 0.99970 kg Solution mass = 1.1375 kg Mineral mass = 0.18314 kg Fluid density = 1.048 g/cm3 compressibility = 3.282e-05 /bar expansivity = 0.0006237 /C viscosity = 0.003 poise Chlorinity = 1.000981 molal Dissolved solids = 121144 mg/kg sol'n Hardness = 16.14 mg/kg sol'n as CaCO3 carbonate = 16.14 mg/kg sol'n as CaCO3 non-carbonate = 0.00 mg/kg sol'n as CaCO3 Carbonate alkalinity= 24411.07 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.15e+03 cm3 Fluid volume = 1.09e+03 cm3 Mineral volume = 66.5 cm3 Inert volume = 0.00 cm3 Porosity = 94.2 % Permeability = 13.5 cm2 Mass reacted = 19.7 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.5766 0.01648 4.584 1.661 1.447e-08 CO2(aq) (fixed act.) 0.1159 5.103 -- 1.434e-08 Enstatite 2.949e-49 0.09961 10.00 3.116 2.933e-53 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 4.075e+06 -10.83 dissolution Enstatite 3.900e-11 2.540e+04 7.519e-43 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Dawsonite 0.03296 -1.482 4.745 1.954 Dolomite-ord 0.01646 -1.783 3.036 1.059 Magnesite 0.08322 -1.080 7.016 2.332 Quartz 0.1319 -0.880 7.928 2.994 _____________ _____________ (total) 22.73 8.339 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Na+ 1.449 2.928e+04 0.6223 -0.0450 Cl- 0.9518 2.966e+04 0.5543 -0.2777 CO2(aq) 0.6434 2.489e+04 1.0000 -0.1915 HCO3- 0.4972 2.666e+04 0.6511 -0.4898 NaHCO3 0.1094 8074. 1.0000 -0.9611 NaCl 0.04917 2525. 1.0000 -1.3083 SiO2(aq) 0.0006170 32.58 1.3020 -3.0951 CO3-- 0.0002111 11.14 0.1134 -4.6209 K+ 0.0002049 7.039 0.5543 -3.9448 MgHCO3+ 0.0001106 8.297 0.6223 -4.1621 Mg++ 4.552e-05 0.9723 0.2479 -4.9475 NaCO3- 1.458e-05 1.064 0.6223 -5.0421 MgCl+ 1.226e-05 0.6438 0.6223 -5.1176 CaHCO3+ 9.321e-06 0.8281 0.6869 -5.1937 NaH3SiO4 5.981e-06 0.6207 1.0000 -5.2233 KCl 3.782e-06 0.2478 1.0000 -5.4223 Ca++ 3.361e-06 0.1184 0.1717 -6.2388 CaCl+ 1.440e-06 0.09557 0.6223 -6.0478 OH- 1.329e-06 0.01986 0.5901 -6.1056 H3SiO4- 1.067e-06 0.08916 0.6223 -6.1780 H+ 8.678e-07 0.0007687 0.8190 -6.1483 MgCO3 7.900e-07 0.05854 1.0000 -6.1024 NaOH 4.189e-07 0.01472 1.0000 -6.3779 CaCO3 9.652e-08 0.008490 1.0000 -7.0154 Al(OH)4- 1.065e-08 0.0008893 0.6223 -8.1787 (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 -1.7972 Quartz 0.0000 sat Halite -1.9045 Dolomite-ord 0.0000 sat Diaspore -1.9939 Dolomite -0.0007 Mordenite-Na -2.0128 Tridymite -0.1129 Albite high -2.0582 Chalcedony -0.2168 Boehmite -2.5303 Cristobalite -0.4177 Huntite -2.5502 Amrph^silica -0.8939 Kaolinite -2.6091 Dolomite-dis -1.1132 Monohydrocalcite -2.6207 Albite low -1.1271 Jadeite -2.7653 Albite -1.1271 Maximum Microcline -2.9579 Calcite -1.2675 K-feldspar -2.9707 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 57.22 54.85 8.687e+05 Al+++ 1.186 1.377e-08 0.0003267 Ca++ 0.5931 1.421e-05 0.5008 Cl- 1.001 1.001 3.119e+04 H+ -4.185 0.6430 569.7 HCO3- 1.399 1.250 6.705e+04 K+ 0.0002086 0.0002086 7.169 Mg++ 0.09985 0.0001692 3.615 Na+ 1.640 1.607 3.248e+04 SiO2(aq) 1.286 0.0006239 32.95 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 1.186 1.377e-08 0.0003267 Calcium 0.5931 1.421e-05 0.5008 Carbon 1.399 1.250 1.320e+04 Chlorine 1.001 1.001 3.119e+04 Hydrogen 111.7 111.6 9.888e+04 Magnesium 0.09985 0.0001692 3.615 Oxygen 63.99 58.60 8.242e+05 Potassium 0.0002086 0.0002086 7.169 Silicon 1.286 0.0006239 15.40 Sodium 1.640 1.607 3.248e+04 Mass imbalance for HCO3- is -3.62e-09 mol/kg, or -2.94e-07 %