Step # 0 Xi = 0.0000 Time = 0 secs (0 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 3.246 Ionic strength = 0.967611 molal Activity of water = 0.968610 Solvent mass = 1.0000 kg Solution mass = 1.0868 kg Mineral mass = 0.18500 kg Fluid density = 1.018 g/cm3 compressibility = 3.594e-05 /bar expansivity = 0.0006427 /C viscosity = 0.003 poise Chlorinity = 1.000652 molal Dissolved solids = 79863 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= 29.80 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.13e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 58.1 cm3 Inert volume = 0.00 cm3 Porosity = 94.8 % Permeability = 16.6 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 -27.10 dissolution Enstatite 3.900e-11 2.540e+04 4.445e+06 -12.88 dissolution *Units in absence of promoting or inhibiting species. No minerals in system. Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9668 3.154e+04 0.5636 -0.2637 Na+ 0.9661 2.044e+04 0.6210 -0.2219 CO2(aq) 0.6424 2.601e+04 1.0000 -0.1922 NaCl 0.03379 1817. 1.0000 -1.4712 H+ 0.0007177 0.6656 0.7908 -3.2460 HCO3- 0.0006267 35.18 0.6455 -3.3931 K+ 0.0001950 7.014 0.5636 -3.9591 Mg++ 0.0001752 3.917 0.2544 -4.3511 NaHCO3 9.093e-05 7.029 1.0000 -4.0413 MgCl+ 5.010e-05 2.755 0.6210 -4.5071 KCl 3.780e-06 0.2593 1.0000 -5.4225 MgHCO3+ 5.471e-07 0.04295 0.6210 -6.4689 HCl 3.893e-07 0.01306 1.0000 -6.4097 Al+++ 3.328e-07 0.008264 0.0533 -7.7510 Ca++ 1.836e-07 0.006771 0.1832 -7.4732 SiO2(aq) 1.809e-07 0.01000 1.1930 -6.6660 CaCl+ 8.687e-08 0.006037 0.6210 -7.2681 AlOH++ 6.549e-08 0.002651 0.1462 -8.0189 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Halite -2.0674 Gibbsite -2.8385 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9706 0.9562 0.9852 -0.0195 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 56.75 54.87 9.095e+05 Al+++ 0.07189 4.028e-07 0.01000 Ca++ 0.03594 2.712e-07 0.01000 Cl- 1.001 1.001 3.264e+04 H+ -3.131 0.6431 596.4 HCO3- 0.6431 0.6431 3.611e+04 K+ 0.0001987 0.0001987 7.150 Mg++ 1.743 0.0002258 5.050 Na+ 1.000 1.000 2.115e+04 SiO2(aq) 1.815 1.809e-07 0.01000 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 4.028e-07 0.01000 Calcium 0.03594 2.712e-07 0.01000 Carbon 0.6431 0.6431 7107. Chlorine 1.001 1.001 3.264e+04 Hydrogen 111.0 111.0 1.030e+05 Magnesium 1.743 0.0002258 5.050 Oxygen 62.31 56.80 8.361e+05 Potassium 0.0001987 0.0001987 7.150 Silicon 1.815 1.809e-07 0.004674 Sodium 1.000 1.000 2.115e+04 Step # 236 Xi = 0.0000 Time = 3.92387 secs (4.54152e-05 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 3.611 Ionic strength = 0.968830 molal Activity of water = 0.968614 Solvent mass = 1.0000 kg Solution mass = 1.0869 kg Mineral mass = 0.18493 kg Fluid density = 1.018 g/cm3 compressibility = 3.593e-05 /bar expansivity = 0.0006427 /C viscosity = 0.003 poise Chlorinity = 1.000657 molal Dissolved solids = 79960 mg/kg sol'n Hardness = 83.44 mg/kg sol'n as CaCO3 carbonate = 69.12 mg/kg sol'n as CaCO3 non-carbonate = 14.32 mg/kg sol'n as CaCO3 Carbonate alkalinity= 69.12 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.13e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 58.1 cm3 Inert volume = 0.00 cm3 Porosity = 94.8 % Permeability = 16.6 cm2 Mass reacted = 0.11 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03594 3.538e-09 9.843e-07 3.566e-07 9.017e-10 CO2(aq) (fixed act.) 0.0009483 0.04174 -- 0.0002907 Enstatite 1.743 0.0006800 0.06827 0.02127 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 -17.22 dissolution Enstatite 3.900e-11 2.540e+04 4.443e+06 -7.976 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Quartz 6.977e-06 -5.156 0.0004192 0.0001583 _____________ _____________ (total) 0.0004192 0.0001583 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9667 3.153e+04 0.5635 -0.2638 Na+ 0.9660 2.043e+04 0.6209 -0.2220 CO2(aq) 0.6424 2.601e+04 1.0000 -0.1922 NaCl 0.03378 1816. 1.0000 -1.4714 HCO3- 0.001454 81.61 0.6455 -3.0276 Mg++ 0.0007005 15.66 0.2543 -3.7492 SiO2(aq) 0.0006732 37.22 1.1932 -3.0951 H+ 0.0003094 0.2869 0.7909 -3.6114 NaHCO3 0.0002109 16.30 1.0000 -3.6759 MgCl+ 0.0002003 11.01 0.6209 -3.9053 K+ 0.0001950 7.013 0.5635 -3.9591 MgHCO3+ 5.075e-06 0.3984 0.6209 -5.5015 KCl 3.779e-06 0.2592 1.0000 -5.4226 Al+++ 2.671e-07 0.006631 0.0533 -7.8467 Ca++ 1.854e-07 0.006837 0.1832 -7.4690 HCl 1.678e-07 0.005629 1.0000 -6.7752 AlOH++ 1.219e-07 0.004934 0.1461 -7.7492 CaCl+ 8.768e-08 0.006093 0.6209 -7.2640 Al(OH)2+ 1.800e-08 0.001010 0.6209 -7.9516 NaH3SiO4 1.155e-08 0.001255 1.0000 -7.9376 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Quartz 0.0000 sat Diaspore -2.0344 Tridymite -0.1129 Halite -2.0676 Chalcedony -0.2168 Boehmite -2.5708 Cristobalite -0.4177 Kaolinite -2.6903 Amrph^silica -0.8939 Dawsonite -2.7553 Gibbsite -1.8379 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9706 0.9562 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 56.75 54.87 9.094e+05 Al+++ 0.07189 4.099e-07 0.01017 Ca++ 0.03594 2.747e-07 0.01013 Cl- 1.001 1.001 3.264e+04 H+ -3.130 0.6427 596.0 HCO3- 0.6440 0.6440 3.616e+04 K+ 0.0001987 0.0001987 7.149 Mg++ 1.743 0.0009059 20.26 Na+ 1.000 1.000 2.115e+04 SiO2(aq) 1.815 0.0006733 37.22 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 4.099e-07 0.01017 Calcium 0.03594 2.747e-07 0.01013 Carbon 0.6440 0.6440 7117. Chlorine 1.001 1.001 3.264e+04 Hydrogen 111.0 111.0 1.029e+05 Magnesium 1.743 0.0009059 20.26 Oxygen 62.31 56.80 8.361e+05 Potassium 0.0001987 0.0001987 7.149 Silicon 1.815 0.0006733 17.40 Sodium 1.000 1.000 2.115e+04 Step # 349 Xi = 0.0000 Time = 18.9367 secs (0.000219175 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.207 Ionic strength = 0.974607 molal Activity of water = 0.968629 Solvent mass = 0.99995 kg Solution mass = 1.0872 kg Mineral mass = 0.18483 kg Fluid density = 1.018 g/cm3 compressibility = 3.591e-05 /bar expansivity = 0.0006425 /C viscosity = 0.003 poise Chlorinity = 1.000700 molal Dissolved solids = 80272 mg/kg sol'n Hardness = 322.72 mg/kg sol'n as CaCO3 carbonate = 272.60 mg/kg sol'n as CaCO3 non-carbonate = 50.12 mg/kg sol'n as CaCO3 Carbonate alkalinity= 272.60 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.13e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 58.1 cm3 Inert volume = 0.00 cm3 Porosity = 94.8 % Permeability = 16.6 cm2 Mass reacted = 0.588 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03594 1.708e-08 4.750e-06 1.721e-06 9.017e-10 CO2(aq) (fixed act.) 0.005888 0.2591 -- 0.0003400 Enstatite 1.740 0.003279 0.3292 0.1026 0.0001730 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 -13.32 dissolution Enstatite 3.900e-11 2.540e+04 4.437e+06 -6.204 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 4.209e-10 -9.376 1.087e-07 4.189e-08 Quartz 0.002607 -2.584 0.1566 0.05915 _____________ _____________ (total) 0.1566 0.05915 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9662 3.151e+04 0.5633 -0.2642 Na+ 0.9655 2.041e+04 0.6209 -0.2223 CO2(aq) 0.6424 2.600e+04 1.0000 -0.1922 NaCl 0.03373 1813. 1.0000 -1.4720 HCO3- 0.005730 321.6 0.6455 -2.4319 Mg++ 0.002668 59.63 0.2542 -3.1687 NaHCO3 0.0008308 64.19 1.0000 -3.0805 MgCl+ 0.0007617 41.86 0.6209 -3.3252 SiO2(aq) 0.0006725 37.17 1.1945 -3.0951 K+ 0.0001950 7.011 0.5633 -3.9593 H+ 7.845e-05 0.07273 0.7912 -4.2071 MgHCO3+ 7.614e-05 5.975 0.6209 -4.3254 KCl 3.774e-06 0.2588 1.0000 -5.4231 Ca++ 1.914e-07 0.007054 0.1830 -7.4558 AlOH++ 1.740e-07 0.007040 0.1459 -7.5954 Al(OH)2+ 1.011e-07 0.005673 0.6209 -7.2021 Al+++ 9.671e-08 0.002400 0.0532 -8.2887 CaCl+ 9.032e-08 0.006275 0.6209 -7.2512 Al(OH)3 6.182e-08 0.004435 1.0000 -7.2089 NaH3SiO4 4.549e-08 0.004940 1.0000 -7.3421 HCl 4.253e-08 0.001426 1.0000 -7.3713 CO3-- 2.460e-08 0.001357 0.1274 -8.5041 OH- 1.512e-08 0.0002365 0.5936 -8.0470 H3SiO4- 1.223e-08 0.001070 0.6209 -8.1196 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Quartz 0.0000 sat Boehmite -1.2256 Kaolinite 0.0000 sat Paragonite -1.6376 Tridymite -0.1129 Beidellit-Ca -1.7371 Chalcedony -0.2168 Albite -1.9409 Cristobalite -0.4177 Albite low -1.9409 Gibbsite -0.4928 Beidellit-K -1.9475 Diaspore -0.6892 Halite -2.0682 Dawsonite -0.8147 Magnesite -2.1045 Beidellit-Na -0.8848 Analcime -2.1456 Amrph^silica -0.8939 Muscovite -2.5454 Beidellit-Mg -0.9029 Mordenite-Na -2.8272 Pyrophyllite -0.9924 Albite high -2.8720 Beidellit-H -1.1806 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9706 0.9562 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 56.75 54.86 9.091e+05 Al+++ 0.07189 4.361e-07 0.01082 Ca++ 0.03594 2.882e-07 0.01063 Cl- 1.001 1.001 3.263e+04 H+ -3.125 0.6424 595.6 HCO3- 0.6490 0.6490 3.642e+04 K+ 0.0001987 0.0001987 7.147 Mg++ 1.743 0.003505 78.36 Na+ 1.000 1.000 2.115e+04 SiO2(aq) 1.815 0.0006726 37.17 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 4.361e-07 0.01082 Calcium 0.03594 2.882e-07 0.01063 Carbon 0.6490 0.6490 7170. Chlorine 1.001 1.001 3.263e+04 Hydrogen 111.0 111.0 1.029e+05 Magnesium 1.743 0.003505 78.36 Oxygen 62.32 56.81 8.360e+05 Potassium 0.0001987 0.0001987 7.147 Silicon 1.815 0.0006726 17.37 Sodium 1.000 1.000 2.115e+04 Step # 402 Xi = 0.0001 Time = 107.113 secs (0.00123973 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.921 Ionic strength = 1.006279 molal Activity of water = 0.968705 Solvent mass = 0.99969 kg Solution mass = 1.0891 kg Mineral mass = 0.18426 kg Fluid density = 1.019 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000962 molal Dissolved solids = 82090 mg/kg sol'n Hardness = 1667.16 mg/kg sol'n as CaCO3 carbonate = 1418.93 mg/kg sol'n as CaCO3 non-carbonate = 248.23 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1418.93 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.13e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 58.0 cm3 Inert volume = 0.00 cm3 Porosity = 94.9 % Permeability = 16.7 cm2 Mass reacted = 3.42 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03594 9.658e-08 2.687e-05 9.735e-06 9.020e-10 CO2(aq) (fixed act.) 0.03548 1.561 -- 0.0001843 Enstatite 1.725 0.01847 1.854 0.5776 0.0001715 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 -11.83 dissolution Enstatite 3.900e-11 2.540e+04 4.398e+06 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 2.473e-07 -6.607 6.385e-05 2.461e-05 Magnesite 0.0005535 -3.257 0.04667 0.01551 Quartz 0.01780 -1.750 1.069 0.4038 _____________ _____________ (total) 1.116 0.4194 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9639 3.137e+04 0.5622 -0.2661 Na+ 0.9626 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03346 1795. 1.0000 -1.4755 HCO3- 0.02969 1663. 0.6454 -1.7175 Mg++ 0.01268 282.9 0.2534 -2.4931 NaHCO3 0.004289 330.7 1.0000 -2.3676 MgCl+ 0.003596 197.2 0.6205 -2.6515 MgHCO3+ 0.001871 146.5 0.6205 -2.9353 SiO2(aq) 0.0006687 36.88 1.2014 -3.0951 K+ 0.0001951 7.000 0.5622 -3.9600 H+ 1.511e-05 0.01398 0.7928 -4.9215 KCl 3.752e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06114 1.0000 -6.1024 CO3-- 6.670e-07 0.03674 0.1260 -7.0753 NaH3SiO4 2.348e-07 0.02546 1.0000 -6.6292 Ca++ 2.238e-07 0.008232 0.1818 -7.3905 MgOH+ 1.526e-07 0.005787 0.6205 -7.0237 CaCl+ 1.046e-07 0.007250 0.6205 -7.1878 OH- 7.842e-08 0.001224 0.5929 -7.3326 H3SiO4- 6.341e-08 0.005535 0.6205 -7.4051 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 CaHCO3+ 3.951e-08 0.003666 0.6765 -7.5731 NaCO3- 3.403e-08 0.002592 0.6205 -7.6754 Al(OH)2+ 1.953e-08 0.001093 0.6205 -7.9165 NaOH 1.645e-08 0.0006041 1.0000 -7.7837 Al(OH)4- 1.277e-08 0.001113 0.6205 -8.1012 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Quartz 0.0000 sat Boehmite -1.2256 Kaolinite 0.0000 sat Albite low -1.2281 Magnesite 0.0000 sat Albite -1.2281 Dawsonite -0.1019 Analcime -1.4328 Tridymite -0.1129 Beidellit-Ca -1.4906 Chalcedony -0.2168 Beidellit-K -1.7121 Cristobalite -0.4177 Muscovite -1.8318 Gibbsite -0.4928 Halite -2.0717 Beidellit-Mg -0.5557 Mordenite-Na -2.1143 Beidellit-Na -0.6496 Albite high -2.1592 Diaspore -0.6892 Illite -2.2887 Amrph^silica -0.8939 Jadeite -2.8663 Paragonite -0.9249 Maximum Microcline -2.8952 Pyrophyllite -0.9924 K-feldspar -2.9080 Beidellit-H -1.1807 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 56.72 54.85 9.073e+05 Al+++ 0.07189 1.013e-07 0.002510 Ca++ 0.03594 3.677e-07 0.01353 Cl- 1.001 1.001 3.257e+04 H+ -3.095 0.6422 594.3 HCO3- 0.6786 0.6780 3.799e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01814 404.8 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006688 36.90 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.013e-07 0.002510 Calcium 0.03594 3.677e-07 0.01353 Carbon 0.6786 0.6780 7478. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01814 404.8 Oxygen 62.38 56.88 8.357e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006688 17.25 Sodium 1.000 1.000 2.111e+04 Step # 543 Xi = 0.1000 Time = 112320 secs (1.3 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.922 Ionic strength = 1.006339 molal Activity of water = 0.968705 Solvent mass = 0.99969 kg Solution mass = 1.0891 kg Mineral mass = 0.26017 kg Fluid density = 1.019 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000967 molal Dissolved solids = 82096 mg/kg sol'n Hardness = 1670.45 mg/kg sol'n as CaCO3 carbonate = 1421.64 mg/kg sol'n as CaCO3 non-carbonate = 248.81 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1421.64 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 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 8.994e-10 CO2(aq) (fixed act.) 1.760 77.47 -- 3.899e-09 Enstatite 2.712e-05 1.743 175.0 54.52 2.698e-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 -9.387 dissolution Enstatite 3.900e-11 2.540e+04 69.16 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0001013 -3.994 0.02615 0.01008 Magnesite 1.725 0.237 145.5 48.34 Quartz 1.743 0.241 104.7 39.53 _____________ _____________ (total) 250.2 87.89 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9639 3.137e+04 0.5622 -0.2661 Na+ 0.9626 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03346 1795. 1.0000 -1.4755 HCO3- 0.02975 1666. 0.6454 -1.7167 Mg++ 0.01263 281.8 0.2534 -2.4947 NaHCO3 0.004297 331.4 1.0000 -2.3668 MgCl+ 0.003582 196.5 0.6205 -2.6531 MgHCO3+ 0.001867 146.2 0.6205 -2.9361 SiO2(aq) 0.0006687 36.88 1.2014 -3.0951 K+ 0.0001951 7.000 0.5622 -3.9600 Ca++ 6.169e-05 2.270 0.1818 -4.9501 CaCl+ 2.883e-05 1.999 0.6205 -4.7474 H+ 1.508e-05 0.01396 0.7928 -4.9223 CaHCO3+ 1.091e-05 1.013 0.6765 -5.1318 KCl 3.752e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06114 1.0000 -6.1024 CO3-- 6.696e-07 0.03688 0.1260 -7.0737 NaH3SiO4 2.353e-07 0.02550 1.0000 -6.6284 MgOH+ 1.523e-07 0.005776 0.6205 -7.0245 OH- 7.857e-08 0.001226 0.5929 -7.3318 H3SiO4- 6.353e-08 0.005546 0.6205 -7.4043 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 NaCO3- 3.415e-08 0.002602 0.6205 -7.6738 Al(OH)2+ 1.949e-08 0.001091 0.6205 -7.9174 NaOH 1.648e-08 0.0006052 1.0000 -7.7829 Al(OH)4- 1.279e-08 0.001116 0.6205 -8.1003 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Magnesite 0.0000 sat Beidellit-H -1.1807 Kaolinite 0.0000 sat Boehmite -1.2256 Quartz 0.0000 sat Albite -1.2273 Dawsonite -0.1011 Albite low -1.2273 Tridymite -0.1129 Analcime -1.4320 Chalcedony -0.2168 Beidellit-K -1.7118 Cristobalite -0.4177 Muscovite -1.8310 Gibbsite -0.4928 Halite -2.0717 Beidellit-Mg -0.5557 Mordenite-Na -2.1135 Beidellit-Na -0.6494 Albite high -2.1584 Diaspore -0.6892 Dolomite-dis -2.2773 Amrph^silica -0.8939 Illite -2.2882 Paragonite -0.9240 Calcite -2.4316 Pyrophyllite -0.9924 Aragonite -2.5918 Beidellit-Ca -1.0877 Jadeite -2.8655 Dolomite-ord -1.1641 Maximum Microcline -2.8944 Dolomite -1.1648 K-feldspar -2.9072 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.073e+05 Al+++ 0.07189 1.013e-07 0.002509 Ca++ 0.03594 0.0001014 3.732 Cl- 1.001 1.001 3.257e+04 H+ -1.371 0.6422 594.3 HCO3- 2.403 0.6781 3.799e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01808 403.4 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006688 36.90 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.013e-07 0.002509 Calcium 0.03594 0.0001014 3.732 Carbon 2.403 0.6781 7478. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01808 403.4 Oxygen 65.83 56.88 8.357e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006688 17.25 Sodium 1.000 1.000 2.111e+04 Step # 588 Xi = 0.2000 Time = 224640 secs (2.6 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.923 Ionic strength = 1.006399 molal Activity of water = 0.968705 Solvent mass = 0.99968 kg Solution mass = 1.0891 kg Mineral mass = 0.26018 kg Fluid density = 1.019 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000971 molal Dissolved solids = 82102 mg/kg sol'n Hardness = 1673.75 mg/kg sol'n as CaCO3 carbonate = 1424.36 mg/kg sol'n as CaCO3 non-carbonate = 249.39 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1424.36 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03574 0.0002020 0.05619 0.02036 8.969e-10 CO2(aq) (fixed act.) 1.761 77.48 -- 1.192e-09 Enstatite 8.429e-10 1.743 175.0 54.52 8.384e-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 -9.086 dissolution Enstatite 3.900e-11 2.540e+04 0.002149 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0002021 -3.694 0.05218 0.02012 Magnesite 1.725 0.237 145.5 48.34 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.2 87.90 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9639 3.137e+04 0.5622 -0.2661 Na+ 0.9626 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03346 1795. 1.0000 -1.4755 HCO3- 0.02980 1669. 0.6454 -1.7159 Mg++ 0.01258 280.7 0.2534 -2.4964 NaHCO3 0.004305 332.0 1.0000 -2.3660 MgCl+ 0.003568 195.7 0.6205 -2.6548 MgHCO3+ 0.001863 145.9 0.6205 -2.9369 SiO2(aq) 0.0006687 36.88 1.2014 -3.0951 K+ 0.0001951 7.000 0.5622 -3.9600 Ca++ 0.0001230 4.526 0.1818 -4.6504 CaCl+ 5.749e-05 3.986 0.6205 -4.4477 CaHCO3+ 2.180e-05 2.023 0.6765 -4.8312 H+ 1.506e-05 0.01393 0.7928 -4.9231 KCl 3.752e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06114 1.0000 -6.1024 CO3-- 6.721e-07 0.03702 0.1260 -7.0720 NaH3SiO4 2.357e-07 0.02555 1.0000 -6.6276 MgOH+ 1.520e-07 0.005765 0.6205 -7.0253 OH- 7.871e-08 0.001229 0.5929 -7.3310 H3SiO4- 6.365e-08 0.005556 0.6205 -7.4035 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 NaCO3- 3.428e-08 0.002612 0.6205 -7.6722 Al(OH)2+ 1.946e-08 0.001089 0.6205 -7.9182 NaOH 1.652e-08 0.0006064 1.0000 -7.7821 CaCO3 1.324e-08 0.001216 1.0000 -7.8781 Al(OH)4- 1.282e-08 0.001118 0.6205 -8.0995 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Kaolinite 0.0000 sat Beidellit-H -1.1807 Quartz 0.0000 sat Boehmite -1.2256 Magnesite 0.0000 sat Albite -1.2264 Dawsonite -0.1002 Albite low -1.2264 Tridymite -0.1129 Analcime -1.4311 Chalcedony -0.2168 Beidellit-K -1.7115 Cristobalite -0.4177 Muscovite -1.8302 Gibbsite -0.4928 Dolomite-dis -1.9759 Beidellit-Mg -0.5557 Halite -2.0717 Beidellit-Na -0.6491 Mordenite-Na -2.1127 Diaspore -0.6892 Calcite -2.1302 Dolomite-ord -0.8627 Albite high -2.1575 Dolomite -0.8634 Illite -2.2877 Amrph^silica -0.8939 Aragonite -2.2904 Paragonite -0.9232 Jadeite -2.8646 Pyrophyllite -0.9924 Maximum Microcline -2.8936 Beidellit-Ca -1.0379 K-feldspar -2.9064 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.073e+05 Al+++ 0.07189 1.012e-07 0.002508 Ca++ 0.03594 0.0002023 7.443 Cl- 1.001 1.001 3.257e+04 H+ -1.370 0.6422 594.3 HCO3- 2.404 0.6782 3.799e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01801 401.9 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006688 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.012e-07 0.002508 Calcium 0.03594 0.0002023 7.443 Carbon 2.404 0.6782 7479. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01801 401.9 Oxygen 65.83 56.88 8.357e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006688 17.25 Sodium 1.000 1.000 2.111e+04 Step # 598 Xi = 0.3000 Time = 336960 secs (3.9 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.924 Ionic strength = 1.006459 molal Activity of water = 0.968706 Solvent mass = 0.99968 kg Solution mass = 1.0891 kg Mineral mass = 0.26018 kg Fluid density = 1.019 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000975 molal Dissolved solids = 82108 mg/kg sol'n Hardness = 1677.05 mg/kg sol'n as CaCO3 carbonate = 1427.08 mg/kg sol'n as CaCO3 non-carbonate = 249.97 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1427.08 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03564 0.0003026 0.08417 0.03049 8.944e-10 CO2(aq) (fixed act.) 1.761 77.49 -- 1.190e-09 Enstatite 4.766e-14 1.743 175.0 54.52 4.741e-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 -8.909 dissolution Enstatite 3.900e-11 2.540e+04 1.215e-07 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0003027 -3.519 0.07815 0.03012 Magnesite 1.726 0.237 145.5 48.35 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.3 87.91 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9639 3.137e+04 0.5622 -0.2661 Na+ 0.9626 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03345 1795. 1.0000 -1.4755 HCO3- 0.02986 1672. 0.6454 -1.7151 Mg++ 0.01254 279.7 0.2534 -2.4980 NaHCO3 0.004313 332.6 1.0000 -2.3652 MgCl+ 0.003555 195.0 0.6205 -2.6564 MgHCO3+ 0.001860 145.7 0.6205 -2.9378 SiO2(aq) 0.0006687 36.88 1.2014 -3.0951 K+ 0.0001951 7.000 0.5622 -3.9600 Ca++ 0.0001841 6.775 0.1818 -4.4752 CaCl+ 8.605e-05 5.966 0.6205 -4.2725 CaHCO3+ 3.270e-05 3.034 0.6765 -4.6552 H+ 1.503e-05 0.01390 0.7928 -4.9240 KCl 3.752e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06114 1.0000 -6.1024 CO3-- 6.747e-07 0.03716 0.1260 -7.0704 NaH3SiO4 2.362e-07 0.02560 1.0000 -6.6268 MgOH+ 1.517e-07 0.005754 0.6205 -7.0262 OH- 7.886e-08 0.001231 0.5929 -7.3301 H3SiO4- 6.377e-08 0.005567 0.6205 -7.4027 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 NaCO3- 3.441e-08 0.002622 0.6205 -7.6705 CaCO3 1.990e-08 0.001828 1.0000 -7.7013 Al(OH)2+ 1.942e-08 0.001087 0.6205 -7.9190 NaOH 1.655e-08 0.0006075 1.0000 -7.7813 Al(OH)4- 1.284e-08 0.001120 0.6205 -8.0987 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Quartz 0.0000 sat Beidellit-H -1.1807 Magnesite 0.0000 sat Albite -1.2256 Kaolinite 0.0000 sat Albite low -1.2256 Dawsonite -0.0994 Boehmite -1.2256 Tridymite -0.1129 Analcime -1.4303 Chalcedony -0.2168 Beidellit-K -1.7113 Cristobalite -0.4177 Dolomite-dis -1.7991 Gibbsite -0.4928 Muscovite -1.8293 Beidellit-Mg -0.5557 Calcite -1.9534 Beidellit-Na -0.6488 Halite -2.0717 Dolomite-ord -0.6859 Mordenite-Na -2.1118 Dolomite -0.6866 Aragonite -2.1136 Diaspore -0.6892 Albite high -2.1567 Amrph^silica -0.8939 Illite -2.2872 Paragonite -0.9224 Jadeite -2.8638 Pyrophyllite -0.9924 Maximum Microcline -2.8928 Beidellit-Ca -1.0088 K-feldspar -2.9056 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.073e+05 Al+++ 0.07189 1.012e-07 0.002507 Ca++ 0.03594 0.0003028 11.14 Cl- 1.001 1.001 3.257e+04 H+ -1.370 0.6422 594.3 HCO3- 2.404 0.6782 3.800e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01795 400.5 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006688 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.012e-07 0.002507 Calcium 0.03594 0.0003028 11.14 Carbon 2.404 0.6782 7480. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01795 400.5 Oxygen 65.83 56.88 8.357e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006688 17.25 Sodium 1.000 1.000 2.111e+04 Step # 608 Xi = 0.4000 Time = 449280 secs (5.2 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.925 Ionic strength = 1.006519 molal Activity of water = 0.968706 Solvent mass = 0.99967 kg Solution mass = 1.0891 kg Mineral mass = 0.26018 kg Fluid density = 1.020 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000979 molal Dissolved solids = 82114 mg/kg sol'n Hardness = 1680.35 mg/kg sol'n as CaCO3 carbonate = 1429.80 mg/kg sol'n as CaCO3 non-carbonate = 250.55 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1429.80 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03554 0.0004028 0.1121 0.04060 8.919e-10 CO2(aq) (fixed act.) 1.761 77.49 -- 1.188e-09 Enstatite 2.695e-18 1.743 175.0 54.52 2.681e-22 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 -8.783 dissolution Enstatite 3.900e-11 2.540e+04 6.872e-12 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0004030 -3.395 0.1040 0.04011 Magnesite 1.726 0.237 145.5 48.35 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.3 87.92 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9639 3.137e+04 0.5622 -0.2661 Na+ 0.9626 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03345 1795. 1.0000 -1.4756 HCO3- 0.02992 1676. 0.6454 -1.7142 Mg++ 0.01249 278.6 0.2534 -2.4997 NaHCO3 0.004322 333.2 1.0000 -2.3644 MgCl+ 0.003541 194.3 0.6205 -2.6581 MgHCO3+ 0.001856 145.4 0.6205 -2.9386 SiO2(aq) 0.0006687 36.88 1.2014 -3.0951 Ca++ 0.0002451 9.016 0.1818 -4.3510 K+ 0.0001951 7.000 0.5622 -3.9600 CaCl+ 0.0001145 7.940 0.6205 -4.1483 CaHCO3+ 4.360e-05 4.046 0.6765 -4.5303 H+ 1.500e-05 0.01388 0.7928 -4.9248 KCl 3.751e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06113 1.0000 -6.1024 CO3-- 6.773e-07 0.03731 0.1260 -7.0687 NaH3SiO4 2.366e-07 0.02565 1.0000 -6.6260 MgOH+ 1.515e-07 0.005743 0.6205 -7.0270 OH- 7.901e-08 0.001233 0.5929 -7.3293 H3SiO4- 6.389e-08 0.005577 0.6205 -7.4018 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 NaCO3- 3.454e-08 0.002632 0.6205 -7.6689 CaCO3 2.658e-08 0.002442 1.0000 -7.5755 Al(OH)2+ 1.938e-08 0.001085 0.6205 -7.9198 NaOH 1.658e-08 0.0006086 1.0000 -7.7805 Al(OH)4- 1.286e-08 0.001122 0.6205 -8.0979 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Kaolinite 0.0000 sat Beidellit-H -1.1807 Quartz 0.0000 sat Albite -1.2248 Magnesite 0.0000 sat Albite low -1.2248 Dawsonite -0.0986 Boehmite -1.2256 Tridymite -0.1129 Analcime -1.4295 Chalcedony -0.2168 Dolomite-dis -1.6733 Cristobalite -0.4177 Beidellit-K -1.7110 Gibbsite -0.4928 Calcite -1.8276 Beidellit-Mg -0.5557 Muscovite -1.8285 Dolomite-ord -0.5601 Aragonite -1.9878 Dolomite -0.5608 Halite -2.0718 Beidellit-Na -0.6486 Mordenite-Na -2.1110 Diaspore -0.6892 Albite high -2.1559 Amrph^silica -0.8939 Illite -2.2867 Paragonite -0.9216 Jadeite -2.8630 Beidellit-Ca -0.9880 Maximum Microcline -2.8919 Pyrophyllite -0.9924 K-feldspar -2.9047 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.073e+05 Al+++ 0.07189 1.012e-07 0.002506 Ca++ 0.03594 0.0004031 14.83 Cl- 1.001 1.001 3.257e+04 H+ -1.370 0.6422 594.3 HCO3- 2.404 0.6783 3.800e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01788 399.0 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006687 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.012e-07 0.002506 Calcium 0.03594 0.0004031 14.83 Carbon 2.404 0.6783 7481. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01788 399.0 Oxygen 65.83 56.88 8.357e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006687 17.25 Sodium 1.000 1.000 2.111e+04 Step # 618 Xi = 0.5000 Time = 561600 secs (6.5 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.926 Ionic strength = 1.006579 molal Activity of water = 0.968706 Solvent mass = 0.99967 kg Solution mass = 1.0891 kg Mineral mass = 0.26019 kg Fluid density = 1.020 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000984 molal Dissolved solids = 82120 mg/kg sol'n Hardness = 1683.65 mg/kg sol'n as CaCO3 carbonate = 1432.52 mg/kg sol'n as CaCO3 non-carbonate = 251.13 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1432.52 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03544 0.0005028 0.1399 0.05068 8.894e-10 CO2(aq) (fixed act.) 1.761 77.50 -- 1.186e-09 Enstatite 1.524e-22 1.743 175.0 54.52 1.516e-26 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 -8.686 dissolution Enstatite 3.900e-11 2.540e+04 3.886e-16 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0005030 -3.298 0.1299 0.05006 Magnesite 1.726 0.237 145.5 48.35 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.3 87.93 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9639 3.137e+04 0.5622 -0.2661 Na+ 0.9625 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03345 1795. 1.0000 -1.4756 HCO3- 0.02997 1679. 0.6454 -1.7134 Mg++ 0.01244 277.6 0.2534 -2.5013 NaHCO3 0.004330 333.9 1.0000 -2.3635 MgCl+ 0.003528 193.5 0.6205 -2.6597 MgHCO3+ 0.001853 145.1 0.6205 -2.9394 SiO2(aq) 0.0006687 36.88 1.2014 -3.0951 Ca++ 0.0003058 11.25 0.1818 -4.2549 K+ 0.0001951 7.000 0.5622 -3.9600 CaCl+ 0.0001429 9.908 0.6205 -4.0522 CaHCO3+ 5.451e-05 5.058 0.6765 -4.4333 H+ 1.497e-05 0.01385 0.7928 -4.9256 KCl 3.751e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06113 1.0000 -6.1024 CO3-- 6.799e-07 0.03745 0.1260 -7.0671 NaH3SiO4 2.371e-07 0.02570 1.0000 -6.6251 MgOH+ 1.512e-07 0.005732 0.6205 -7.0278 OH- 7.916e-08 0.001236 0.5929 -7.3285 H3SiO4- 6.401e-08 0.005588 0.6205 -7.4010 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 NaCO3- 3.468e-08 0.002642 0.6205 -7.6672 CaCO3 3.329e-08 0.003058 1.0000 -7.4777 Al(OH)2+ 1.935e-08 0.001083 0.6205 -7.9207 NaOH 1.661e-08 0.0006098 1.0000 -7.7796 Al(OH)4- 1.289e-08 0.001124 0.6205 -8.0971 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Magnesite 0.0000 sat Beidellit-H -1.1807 Quartz 0.0000 sat Albite -1.2240 Kaolinite 0.0000 sat Albite low -1.2240 Dawsonite -0.0978 Boehmite -1.2256 Tridymite -0.1129 Analcime -1.4287 Chalcedony -0.2168 Dolomite-dis -1.5755 Cristobalite -0.4177 Beidellit-K -1.7107 Dolomite-ord -0.4623 Calcite -1.7298 Dolomite -0.4630 Muscovite -1.8277 Gibbsite -0.4928 Aragonite -1.8900 Beidellit-Mg -0.5557 Halite -2.0718 Beidellit-Na -0.6483 Mordenite-Na -2.1102 Diaspore -0.6892 Albite high -2.1551 Amrph^silica -0.8939 Illite -2.2862 Paragonite -0.9208 Jadeite -2.8622 Beidellit-Ca -0.9719 Maximum Microcline -2.8911 Pyrophyllite -0.9924 K-feldspar -2.9039 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.073e+05 Al+++ 0.07189 1.011e-07 0.002505 Ca++ 0.03594 0.0005031 18.51 Cl- 1.001 1.001 3.257e+04 H+ -1.370 0.6422 594.3 HCO3- 2.404 0.6784 3.801e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01782 397.6 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006687 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.011e-07 0.002505 Calcium 0.03594 0.0005031 18.51 Carbon 2.404 0.6784 7481. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01782 397.6 Oxygen 65.83 56.88 8.357e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006687 17.24 Sodium 1.000 1.000 2.111e+04 Step # 628 Xi = 0.6000 Time = 673920 secs (7.8 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.926 Ionic strength = 1.006640 molal Activity of water = 0.968707 Solvent mass = 0.99966 kg Solution mass = 1.0891 kg Mineral mass = 0.26019 kg Fluid density = 1.020 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000988 molal Dissolved solids = 82126 mg/kg sol'n Hardness = 1686.96 mg/kg sol'n as CaCO3 carbonate = 1435.24 mg/kg sol'n as CaCO3 non-carbonate = 251.72 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1435.24 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03534 0.0006026 0.1676 0.06073 8.869e-10 CO2(aq) (fixed act.) 1.761 77.50 -- 1.183e-09 Enstatite 8.617e-27 1.743 175.0 54.52 8.570e-31 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 -8.606 dissolution Enstatite 3.900e-11 2.540e+04 2.197e-20 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0006027 -3.220 0.1556 0.05998 Magnesite 1.726 0.237 145.5 48.35 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.4 87.95 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9638 3.136e+04 0.5622 -0.2661 Na+ 0.9625 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03345 1795. 1.0000 -1.4756 HCO3- 0.03003 1682. 0.6454 -1.7126 Mg++ 0.01239 276.5 0.2534 -2.5029 NaHCO3 0.004338 334.5 1.0000 -2.3627 MgCl+ 0.003515 192.8 0.6205 -2.6614 MgHCO3+ 0.001849 144.8 0.6205 -2.9402 SiO2(aq) 0.0006687 36.88 1.2014 -3.0951 Ca++ 0.0003664 13.48 0.1818 -4.1764 K+ 0.0001951 7.000 0.5622 -3.9600 CaCl+ 0.0001712 11.87 0.6205 -3.9738 CaHCO3+ 6.542e-05 6.071 0.6765 -4.3540 H+ 1.494e-05 0.01382 0.7928 -4.9264 KCl 3.751e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06113 1.0000 -6.1024 CO3-- 6.824e-07 0.03759 0.1260 -7.0655 NaH3SiO4 2.375e-07 0.02575 1.0000 -6.6243 MgOH+ 1.509e-07 0.005721 0.6205 -7.0286 OH- 7.931e-08 0.001238 0.5929 -7.3277 H3SiO4- 6.413e-08 0.005598 0.6205 -7.4002 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 CaCO3 4.003e-08 0.003678 1.0000 -7.3976 NaCO3- 3.481e-08 0.002652 0.6205 -7.6656 Al(OH)2+ 1.931e-08 0.001081 0.6205 -7.9215 NaOH 1.664e-08 0.0006109 1.0000 -7.7788 Al(OH)4- 1.291e-08 0.001126 0.6205 -8.0962 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Quartz 0.0000 sat Albite -1.2232 Magnesite 0.0000 sat Albite low -1.2232 Kaolinite 0.0000 sat Boehmite -1.2256 Dawsonite -0.0970 Analcime -1.4279 Tridymite -0.1129 Dolomite-dis -1.4954 Chalcedony -0.2168 Calcite -1.6497 Dolomite-ord -0.3822 Beidellit-K -1.7104 Dolomite -0.3829 Aragonite -1.8099 Cristobalite -0.4177 Muscovite -1.8269 Gibbsite -0.4928 Halite -2.0718 Beidellit-Mg -0.5557 Mordenite-Na -2.1094 Beidellit-Na -0.6480 Albite high -2.1543 Diaspore -0.6892 Illite -2.2857 Amrph^silica -0.8939 Jadeite -2.8614 Paragonite -0.9199 Maximum Microcline -2.8903 Beidellit-Ca -0.9587 K-feldspar -2.9031 Pyrophyllite -0.9924 Huntite -2.9324 Beidellit-H -1.1807 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.073e+05 Al+++ 0.07189 1.011e-07 0.002504 Ca++ 0.03594 0.0006028 22.18 Cl- 1.001 1.001 3.257e+04 H+ -1.370 0.6422 594.3 HCO3- 2.404 0.6784 3.801e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01775 396.2 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006687 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.011e-07 0.002504 Calcium 0.03594 0.0006028 22.18 Carbon 2.404 0.6784 7482. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01775 396.2 Oxygen 65.83 56.88 8.357e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006687 17.24 Sodium 1.000 1.000 2.111e+04 Step # 638 Xi = 0.7000 Time = 786240 secs (9.1 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.927 Ionic strength = 1.006700 molal Activity of water = 0.968707 Solvent mass = 0.99966 kg Solution mass = 1.0891 kg Mineral mass = 0.26019 kg Fluid density = 1.020 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000992 molal Dissolved solids = 82132 mg/kg sol'n Hardness = 1690.27 mg/kg sol'n as CaCO3 carbonate = 1437.97 mg/kg sol'n as CaCO3 non-carbonate = 252.30 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1437.97 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03524 0.0007020 0.1953 0.07075 8.844e-10 CO2(aq) (fixed act.) 1.761 77.51 -- 1.181e-09 Enstatite 4.872e-31 1.743 175.0 54.52 4.846e-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 2.490e+05 -8.538 dissolution Enstatite 3.900e-11 2.540e+04 1.242e-24 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0007021 -3.154 0.1813 0.06988 Magnesite 1.726 0.237 145.5 48.35 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.4 87.96 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9638 3.136e+04 0.5622 -0.2661 Na+ 0.9625 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03345 1794. 1.0000 -1.4756 HCO3- 0.03009 1685. 0.6454 -1.7118 Mg++ 0.01235 275.5 0.2534 -2.5046 NaHCO3 0.004346 335.1 1.0000 -2.3619 MgCl+ 0.003501 192.1 0.6205 -2.6630 MgHCO3+ 0.001846 144.6 0.6205 -2.9410 SiO2(aq) 0.0006686 36.88 1.2014 -3.0951 Ca++ 0.0004267 15.70 0.1818 -4.1102 CaCl+ 0.0001994 13.82 0.6205 -3.9075 K+ 0.0001951 7.000 0.5622 -3.9600 CaHCO3+ 7.634e-05 7.084 0.6765 -4.2870 H+ 1.491e-05 0.01380 0.7928 -4.9272 KCl 3.751e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06113 1.0000 -6.1024 CO3-- 6.850e-07 0.03773 0.1260 -7.0638 NaH3SiO4 2.380e-07 0.02579 1.0000 -6.6235 MgOH+ 1.506e-07 0.005711 0.6205 -7.0294 OH- 7.946e-08 0.001240 0.5929 -7.3269 H3SiO4- 6.425e-08 0.005609 0.6205 -7.3994 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 CaCO3 4.680e-08 0.004300 1.0000 -7.3297 NaCO3- 3.494e-08 0.002662 0.6205 -7.6640 Al(OH)2+ 1.927e-08 0.001079 0.6205 -7.9223 NaOH 1.667e-08 0.0006121 1.0000 -7.7780 Al(OH)4- 1.294e-08 0.001128 0.6205 -8.0954 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Kaolinite 0.0000 sat Albite -1.2223 Magnesite 0.0000 sat Albite low -1.2223 Quartz 0.0000 sat Boehmite -1.2256 Dawsonite -0.0962 Analcime -1.4270 Tridymite -0.1129 Dolomite-dis -1.4275 Chalcedony -0.2168 Calcite -1.5818 Dolomite-ord -0.3143 Beidellit-K -1.7102 Dolomite -0.3150 Aragonite -1.7420 Cristobalite -0.4177 Muscovite -1.8261 Gibbsite -0.4928 Halite -2.0718 Beidellit-Mg -0.5557 Mordenite-Na -2.1086 Beidellit-Na -0.6478 Albite high -2.1534 Diaspore -0.6892 Illite -2.2852 Amrph^silica -0.8939 Jadeite -2.8605 Paragonite -0.9191 Huntite -2.8645 Beidellit-Ca -0.9475 Maximum Microcline -2.8895 Pyrophyllite -0.9924 K-feldspar -2.9023 Beidellit-H -1.1807 Monohydrocalcite -2.9352 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.072e+05 Al+++ 0.07189 1.010e-07 0.002503 Ca++ 0.03594 0.0007023 25.84 Cl- 1.001 1.001 3.257e+04 H+ -1.370 0.6422 594.3 HCO3- 2.404 0.6785 3.801e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01769 394.8 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006687 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.010e-07 0.002503 Calcium 0.03594 0.0007023 25.84 Carbon 2.404 0.6785 7483. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01769 394.8 Oxygen 65.84 56.88 8.357e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006687 17.24 Sodium 1.000 1.000 2.111e+04 Step # 648 Xi = 0.8000 Time = 898560 secs (10.4 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.928 Ionic strength = 1.006760 molal Activity of water = 0.968707 Solvent mass = 0.99966 kg Solution mass = 1.0891 kg Mineral mass = 0.26020 kg Fluid density = 1.020 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.000996 molal Dissolved solids = 82138 mg/kg sol'n Hardness = 1693.59 mg/kg sol'n as CaCO3 carbonate = 1440.70 mg/kg sol'n as CaCO3 non-carbonate = 252.89 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1440.70 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03514 0.0008011 0.2229 0.08075 8.819e-10 CO2(aq) (fixed act.) 1.761 77.51 -- 1.179e-09 Enstatite 2.755e-35 1.743 175.0 54.52 2.740e-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 2.483e+05 -8.479 dissolution Enstatite 3.900e-11 2.540e+04 7.025e-29 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0008013 -3.096 0.2069 0.07975 Magnesite 1.726 0.237 145.5 48.35 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.4 87.97 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9638 3.136e+04 0.5622 -0.2661 Na+ 0.9625 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03345 1794. 1.0000 -1.4756 HCO3- 0.03014 1688. 0.6454 -1.7110 Mg++ 0.01230 274.4 0.2534 -2.5062 NaHCO3 0.004354 335.7 1.0000 -2.3611 MgCl+ 0.003488 191.3 0.6205 -2.6647 MgHCO3+ 0.001842 144.3 0.6205 -2.9419 SiO2(aq) 0.0006686 36.87 1.2015 -3.0951 Ca++ 0.0004869 17.91 0.1818 -4.0529 CaCl+ 0.0002275 15.77 0.6205 -3.8503 K+ 0.0001951 7.000 0.5622 -3.9600 CaHCO3+ 8.727e-05 8.098 0.6765 -4.2289 H+ 1.489e-05 0.01377 0.7928 -4.9281 KCl 3.751e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06113 1.0000 -6.1024 CO3-- 6.876e-07 0.03787 0.1260 -7.0622 NaH3SiO4 2.384e-07 0.02584 1.0000 -6.6227 MgOH+ 1.503e-07 0.005700 0.6205 -7.0303 OH- 7.961e-08 0.001243 0.5929 -7.3260 H3SiO4- 6.437e-08 0.005619 0.6205 -7.3986 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 CaCO3 5.360e-08 0.004924 1.0000 -7.2708 NaCO3- 3.507e-08 0.002672 0.6205 -7.6623 Al(OH)2+ 1.924e-08 0.001077 0.6205 -7.9231 NaOH 1.670e-08 0.0006132 1.0000 -7.7772 Al(OH)4- 1.296e-08 0.001130 0.6205 -8.0946 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Magnesite 0.0000 sat Albite -1.2215 Kaolinite 0.0000 sat Albite low -1.2215 Quartz 0.0000 sat Boehmite -1.2256 Dawsonite -0.0953 Dolomite-dis -1.3686 Tridymite -0.1129 Analcime -1.4262 Chalcedony -0.2168 Calcite -1.5229 Dolomite-ord -0.2554 Aragonite -1.6831 Dolomite -0.2561 Beidellit-K -1.7099 Cristobalite -0.4177 Muscovite -1.8252 Gibbsite -0.4928 Halite -2.0718 Beidellit-Mg -0.5557 Mordenite-Na -2.1077 Beidellit-Na -0.6475 Albite high -2.1526 Diaspore -0.6892 Illite -2.2847 Amrph^silica -0.8939 Huntite -2.8056 Paragonite -0.9183 Jadeite -2.8597 Beidellit-Ca -0.9377 Monohydrocalcite -2.8763 Pyrophyllite -0.9924 Maximum Microcline -2.8887 Beidellit-H -1.1807 K-feldspar -2.9015 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.072e+05 Al+++ 0.07189 1.010e-07 0.002502 Ca++ 0.03594 0.0008014 29.49 Cl- 1.001 1.001 3.257e+04 H+ -1.370 0.6422 594.3 HCO3- 2.404 0.6786 3.802e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01763 393.4 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006687 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.010e-07 0.002502 Calcium 0.03594 0.0008014 29.49 Carbon 2.404 0.6786 7484. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01763 393.4 Oxygen 65.84 56.88 8.356e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006687 17.24 Sodium 1.000 1.000 2.111e+04 Step # 658 Xi = 0.9000 Time = 1.01088e+06 secs (11.7 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.929 Ionic strength = 1.006821 molal Activity of water = 0.968708 Solvent mass = 0.99965 kg Solution mass = 1.0891 kg Mineral mass = 0.26020 kg Fluid density = 1.020 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.001001 molal Dissolved solids = 82144 mg/kg sol'n Hardness = 1696.90 mg/kg sol'n as CaCO3 carbonate = 1443.43 mg/kg sol'n as CaCO3 non-carbonate = 253.47 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1443.43 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03504 0.0009000 0.2504 0.09071 8.794e-10 CO2(aq) (fixed act.) 1.761 77.52 -- 1.177e-09 Enstatite 1.558e-39 1.743 175.0 54.52 1.549e-43 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 -8.427 dissolution Enstatite 3.900e-11 2.540e+04 3.972e-33 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0009002 -3.046 0.2324 0.08959 Magnesite 1.726 0.237 145.5 48.36 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.4 87.98 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9638 3.136e+04 0.5622 -0.2662 Na+ 0.9625 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03345 1794. 1.0000 -1.4756 HCO3- 0.03020 1691. 0.6454 -1.7101 Mg++ 0.01226 273.4 0.2534 -2.5078 NaHCO3 0.004362 336.4 1.0000 -2.3603 MgCl+ 0.003475 190.6 0.6205 -2.6663 MgHCO3+ 0.001839 144.0 0.6205 -2.9427 SiO2(aq) 0.0006686 36.87 1.2015 -3.0951 Ca++ 0.0005468 20.12 0.1818 -4.0025 CaCl+ 0.0002555 17.71 0.6205 -3.7998 K+ 0.0001951 7.000 0.5622 -3.9600 CaHCO3+ 9.820e-05 9.112 0.6765 -4.1776 H+ 1.486e-05 0.01374 0.7928 -4.9289 KCl 3.751e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06113 1.0000 -6.1024 CO3-- 6.902e-07 0.03802 0.1260 -7.0606 NaH3SiO4 2.388e-07 0.02589 1.0000 -6.6219 MgOH+ 1.500e-07 0.005689 0.6205 -7.0311 OH- 7.976e-08 0.001245 0.5929 -7.3252 H3SiO4- 6.449e-08 0.005630 0.6205 -7.3977 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 CaCO3 6.043e-08 0.005551 1.0000 -7.2188 NaCO3- 3.520e-08 0.002682 0.6205 -7.6607 Al(OH)2+ 1.920e-08 0.001075 0.6205 -7.9239 NaOH 1.674e-08 0.0006144 1.0000 -7.7764 Al(OH)4- 1.299e-08 0.001132 0.6205 -8.0938 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Quartz 0.0000 sat Albite -1.2207 Kaolinite 0.0000 sat Albite low -1.2207 Magnesite 0.0000 sat Boehmite -1.2256 Dawsonite -0.0945 Dolomite-dis -1.3166 Tridymite -0.1129 Analcime -1.4254 Dolomite-ord -0.2034 Calcite -1.4709 Dolomite -0.2041 Aragonite -1.6311 Chalcedony -0.2168 Beidellit-K -1.7096 Cristobalite -0.4177 Muscovite -1.8244 Gibbsite -0.4928 Halite -2.0718 Beidellit-Mg -0.5557 Mordenite-Na -2.1069 Beidellit-Na -0.6472 Albite high -2.1518 Diaspore -0.6892 Illite -2.2843 Amrph^silica -0.8939 Huntite -2.7536 Paragonite -0.9175 Monohydrocalcite -2.8243 Beidellit-Ca -0.9292 Jadeite -2.8589 Pyrophyllite -0.9924 Maximum Microcline -2.8878 Beidellit-H -1.1807 K-feldspar -2.9006 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.072e+05 Al+++ 0.07189 1.010e-07 0.002501 Ca++ 0.03594 0.0009003 33.13 Cl- 1.001 1.001 3.257e+04 H+ -1.369 0.6422 594.3 HCO3- 2.405 0.6786 3.802e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01756 392.0 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006687 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.010e-07 0.002501 Calcium 0.03594 0.0009003 33.13 Carbon 2.405 0.6786 7484. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01756 392.0 Oxygen 65.84 56.88 8.356e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006687 17.24 Sodium 1.000 1.000 2.111e+04 Step # 668 Xi = 1.0000 Time = 1.1232e+06 secs (13 days) Temperature = 100.0 C Pressure = 1.013 bar pH = 4.930 Ionic strength = 1.006882 molal Activity of water = 0.968708 Solvent mass = 0.99965 kg Solution mass = 1.0891 kg Mineral mass = 0.26020 kg Fluid density = 1.020 g/cm3 compressibility = 3.575e-05 /bar expansivity = 0.0006414 /C viscosity = 0.003 poise Chlorinity = 1.001005 molal Dissolved solids = 82150 mg/kg sol'n Hardness = 1700.22 mg/kg sol'n as CaCO3 carbonate = 1446.16 mg/kg sol'n as CaCO3 non-carbonate = 254.06 mg/kg sol'n as CaCO3 Carbonate alkalinity= 1446.16 mg/kg sol'n as CaCO3 Water type = Na-Cl Bulk volume = 1.16e+03 cm3 Fluid volume = 1.07e+03 cm3 Mineral volume = 91.5 cm3 Inert volume = 0.00 cm3 Porosity = 92.1 % Permeability = 6.47 cm2 Mass reacted = 253 g moles moles grams cm3 rxn rate Reactants remaining reacted reacted reacted (molal/sec) --------------------------------------------------------------------------------------------------------- Anorthite 0.03495 0.0009986 0.2778 0.1007 8.770e-10 CO2(aq) (fixed act.) 1.762 77.53 -- 1.175e-09 Enstatite 8.808e-44 1.743 175.0 54.52 8.761e-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 2.469e+05 -8.380 dissolution Enstatite 3.900e-11 2.540e+04 2.246e-37 -4.100 dissolution *Units in absence of promoting or inhibiting species. Minerals in system moles log moles grams volume (cm3) ------------------------------------------------------------------------------------------- Kaolinite 0.0009988 -3.001 0.2578 0.09940 Magnesite 1.726 0.237 145.5 48.36 Quartz 1.743 0.241 104.7 39.54 _____________ _____________ (total) 250.5 87.99 Aqueous species molality mg/kg sol'n act. coef. log act. ------------------------------------------------------------------------------------------ Cl- 0.9638 3.136e+04 0.5621 -0.2662 Na+ 0.9625 2.031e+04 0.6205 -0.2238 CO2(aq) 0.6424 2.595e+04 1.0000 -0.1922 NaCl 0.03345 1794. 1.0000 -1.4756 HCO3- 0.03026 1695. 0.6454 -1.7093 Mg++ 0.01221 272.4 0.2534 -2.5095 NaHCO3 0.004371 337.0 1.0000 -2.3595 MgCl+ 0.003462 189.9 0.6205 -2.6679 MgHCO3+ 0.001836 143.7 0.6205 -2.9435 SiO2(aq) 0.0006686 36.87 1.2015 -3.0951 Ca++ 0.0006066 22.32 0.1818 -3.9575 CaCl+ 0.0002834 19.65 0.6205 -3.7548 K+ 0.0001951 7.000 0.5621 -3.9600 CaHCO3+ 0.0001091 10.13 0.6765 -4.1318 H+ 1.483e-05 0.01372 0.7928 -4.9297 KCl 3.751e-06 0.2567 1.0000 -5.4258 MgCO3 7.900e-07 0.06113 1.0000 -6.1024 CO3-- 6.928e-07 0.03816 0.1260 -7.0589 NaH3SiO4 2.393e-07 0.02594 1.0000 -6.6211 MgOH+ 1.498e-07 0.005678 0.6205 -7.0319 OH- 7.991e-08 0.001247 0.5929 -7.3244 CaCO3 6.729e-08 0.006181 1.0000 -7.1721 H3SiO4- 6.462e-08 0.005641 0.6205 -7.3969 Al(OH)3 6.182e-08 0.004426 1.0000 -7.2089 NaCO3- 3.533e-08 0.002692 0.6205 -7.6591 Al(OH)2+ 1.917e-08 0.001073 0.6205 -7.9247 NaOH 1.677e-08 0.0006155 1.0000 -7.7756 Al(OH)4- 1.301e-08 0.001135 0.6205 -8.0930 (only species > 1e-8 molal listed) Mineral saturation states log Q/K log Q/K ----------------------------------------------------------------------------------------------- Magnesite 0.0000 sat Albite -1.2199 Kaolinite 0.0000 sat Albite low -1.2199 Quartz 0.0000 sat Boehmite -1.2256 Dawsonite -0.0937 Dolomite-dis -1.2699 Tridymite -0.1129 Calcite -1.4242 Dolomite-ord -0.1567 Analcime -1.4246 Dolomite -0.1574 Aragonite -1.5844 Chalcedony -0.2168 Beidellit-K -1.7094 Cristobalite -0.4177 Muscovite -1.8236 Gibbsite -0.4928 Halite -2.0718 Beidellit-Mg -0.5557 Mordenite-Na -2.1061 Beidellit-Na -0.6469 Albite high -2.1510 Diaspore -0.6892 Illite -2.2838 Amrph^silica -0.8939 Huntite -2.7069 Paragonite -0.9167 Monohydrocalcite -2.7776 Beidellit-Ca -0.9215 Jadeite -2.8581 Pyrophyllite -0.9924 Maximum Microcline -2.8870 Beidellit-H -1.1807 K-feldspar -2.8998 (only minerals with log Q/K > -3 listed) partial Gases press. (bar) fugacity fug. coef. log fug. ----------------------------------------------------------------------------------------- CO2(g) 57.64 57.50 0.9976 1.7597 Steam 0.9707 0.9563 0.9852 -0.0194 In fluid Sorbed Original basis total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- H2O 54.99 54.85 9.072e+05 Al+++ 0.07189 1.009e-07 0.002500 Ca++ 0.03594 0.0009989 36.76 Cl- 1.001 1.001 3.257e+04 H+ -1.369 0.6422 594.3 HCO3- 2.405 0.6787 3.802e+04 K+ 0.0001987 0.0001987 7.135 Mg++ 1.743 0.01750 390.6 Na+ 1.000 1.000 2.111e+04 SiO2(aq) 1.815 0.0006687 36.89 In fluid Sorbed Elemental composition total moles moles mg/kg moles mg/kg ------------------------------------------------------------------------------------------------- Aluminum 0.07189 1.009e-07 0.002500 Calcium 0.03594 0.0009989 36.76 Carbon 2.405 0.6787 7485. Chlorine 1.001 1.001 3.257e+04 Hydrogen 111.0 111.0 1.027e+05 Magnesium 1.743 0.01750 390.6 Oxygen 65.84 56.88 8.356e+05 Potassium 0.0001987 0.0001987 7.135 Silicon 1.815 0.0006687 17.24 Sodium 1.000 1.000 2.111e+04 Mass imbalance for H+ is 4.73e-08 mol/kg, or 1.05e-06 % Mass imbalance for HCO3- is 4.73e-08 mol/kg, or 2.14e-06 %