// this is a manual and partial translation of the cemdata database
{
    "Metadata": {
        "version": "0.0.1",
        "last-modification": "04/05/2014"
    },
    "Basis": [
        {
            "label": "H2O"
        },
        {
            "label": "H[+]",
            "activity": {
                "a": 9.00,
                "b": 0.00
            }
        },
        {
            "label": "Al[3+]",
            "activity": {
                "a": 6.65,
                "b": 0.19
            }
        },
        {
            "label": "HCO3[-]",
            "activity": {
                "a": 5.40,
                "b": 0.00
            }
        },
        {
            "label": "Ca[2+]",
            "activity": {
                "a": 4.86,
                "b": 0.15
            }
        },
        {
            "label": "Si(OH)4",
            "activity": {
                "a": 0.00,
                "b": 0.10
            }
        },
        {
            "label": "SO4[2-]",
            "activity": {
                "a": 5.31,
                "b": -0.07
            }
        }

    ],
    "Aqueous": [
        {
            "label": "HO[-]",
            "composition": "H2O, - H[+]",
            "log_k": 13.9995,
            "activity": {
                "a": 10.65,
                "b": 0.00
            }
        },
        {
            "label": "AlOH[2+]",
            "composition": "Al[3+], H2O, -H[+]",
            "log_k": 4.9573,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "Al(OH)2[+]",
            "composition": "Al[3+], 2 H2O, -2 H[+]",
            "log_k": 10.5943,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "Al(OH)3",
            "composition": "Al[3+], 3 H2O, -3 H[+]",
            "log_k": 16.4328,
            "activity": {
                "a": 0.00,
                "b": 0.10
            }
        },
        {
            "label": "Al(OH)4[-]",
            "composition": "Al[3+], 4 H2O, -4 H[+]",
            "log_k": 22.8797,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "AlSO4[+]",
            "composition": "Al[3+], SO4[2-]",
            "log_k": -3.900,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "Al(SO4)2[-]",
            "composition": "Al[3+], SO4[2-]",
            "log_k": -5.9000,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "HSO4[-]",
            "composition": "SO4[2-], H[+]",
            "log_k": -1.9878,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "CO2",
            "composition": "-H2O, H[+], +HCO3[-]",
            "log_k": -6.3519,
            "activity": {
                "a": 0.00,
                "b": 0.10
            }
        },
        {
            "label": "CO3[2-]",
            "composition": "HCO3[-],- H[+]",
            "log_k": 10.3289,
            "activity": {
                "a": 5.40,
                "b": 0.00
            }
        },
        {
            "label": "CaSO4",
            "composition": "Ca[2+], SO4[2-]",
            "log_k": -2.300,
            "activity": {
                "a": 0.00,
                "b": 0.10
            }
        },
        {
            "label": "SiO(OH)3[-]",
            "composition": "Si(OH)4, -H[+]",
            "log_k": 9.8100,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "SiO2(OH)2[2-]",
            "composition": "Si(OH)4, -2 H[+]",
            "log_k": 23.1400,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "AlSiO(OH)3[2+]",
            "composition": "Al[3+], SiO(OH)3[-]",
            "log_k": -7.400,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "Al(OH)6SiO[-]",
            "composition": "Al(OH)4[-], Si(OH)4, -H2O",
            "log_k": -3.600,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "CaCO3",
            "composition": "HCO3[-], Ca[2+], -H[+]",
            "log_k": 7.1048,
            "activity": {
                "a": 0.00,
                "b": 0.10
            }
        },
        {
            "label": "CaHCO3[+]",
            "composition": "HCO3[-], Ca[2+]",
            "log_k": -1.1057,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "CaOH[+]",
            "composition": "Ca[2+], H2O, -H[+]",
            "log_k": 12.7800,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "CaSiO(OH)3[+]",
            "composition": "Ca[2+], SiO(OH)3[-]",
            "log_k": -1.200,
            "activity": {
                "a": 4.00,
                "b": 0.00
            }
        },
        {
            "label": "CaSiO2(OH)2",
            "composition": "Ca[2+], SiO2(OH)2[2-]",
            "log_k": -4.60,
            "activity": {
                "a": 0.00,
                "b": 0.10
            }
        }
    ],
    "Minerals": [
        {
            "label": "Portlandite",
            "composition": "Ca[2+], +2 H2O, -2 H[+]",
            "log_k": 22.800
        },
        {
            "label": "SiO2,am",
            "composition": "SiO(OH)3[-], - H2O, - HO[-]",
            "log_k": 1.476
        },
        {
            "label": "CSH,jennite",
            "composition": "1.6667 Ca[2+], 2.3333 HO[-], SiO(OH)3[-], -0.5567 H2O",
            "log_k": -13.17
        },
        {
            "label": "CSH,tobermorite",
            "composition": "0.8333 Ca[2+], 0.6667 HO[-], SiO(OH)3[-], -0.5 H2O",
            "log_k": -8.00
        },
        {
            "label": "Calcite",
            "composition": "Ca[2+], HCO3[-], -H[+]",
            "log_k": 1.8490
        },
        {
            "label": "Kaolinite",
            "composition": "2 Al[3+], 2 Si(OH)4, H2O, -6 H[+]",
            "log_k": 7.4350
        },
        //{
        //    "label": "Gibbsite",
        //    "composition": "Al[3+], 3 H2O, -3 H[+]",
        //    "log_k": 7.7561
        //},
        {
            "label": "Al(OH)3,am",
            "composition": "Al(OH)4[-], -HO[-]",
             "log_k": 0.24
        },
        {
            "label": "Tricarboaluminate",
            "composition": "6 Ca[2+], 2 Al(OH)4[-], 3 CO3[2-], 4 HO[-], 26 H2O",
            "log_k": -46.5
        },
        {
            "label": "C3AH6",
            "composition": "3 Ca[2+], 2 Al(OH)4[-], 4 HO[-]",
            "log_k": -20.84
        },
        {
            "label": "C4AH13",
            "composition": "4 Ca[2+], 2 Al(OH)4[-], 6 HO[-], 6 H2O",
            "log_k": -25.40
        },
        {
            "label": "C2AH8",
            "composition": "2 Ca[2+],  2 Al(OH)4[-], 2 HO[-], 3 H2O",
            "log_k": -13.56
        },
        {
            "label": "monocarboaluminate",
            "composition": "4 Ca[2+], 2 Al(OH)4[-], CO3[2-], 4 HO[-], 5 H2O",
            "log_k": -31.47
        },
        {
            "label": "hemicarboaluminate",
            "composition": "4 Ca[2+], 2 Al(OH)4[-], 0.5 CO3[2-], 4 HO[-], 5 H2O",
            "log_k": -29.13
        },
        {
            "label": "Straetlingite",
            "composition": "2 Ca[2+], 2 Al(OH)4[-], SiO(OH)3[-], HO[-], 2 H2O",
            "log_k": -19.70
        },
        {
            "label": "CAH10",
            "composition": "Ca[2+], 2 Al(OH)4[-], 6 H2O",
            "log_k": -7.50
        },
        {
            "label": "Anhydrite",
            "composition": "Ca[2+], SO4[2-]",
            "log_k": -4.3575
        },
        {
            "label": "Gypsum",
            "composition": "Ca[2+], SO4[2-], 2 H2O",
            "log_k": -4.5809
        },
        {
            "label": "Ettringite",
            "composition": "6 Ca[2+], 2 Al(OH)4[-], 3 SO4[2-], 4 HO[-], 26 H2O",
            "log_k": -44.9
        },
        {
            "label": "Thaumasite",
            "composition": "6 Ca[2+], 2 SiO(OH)3[-], 2 SO4[2-], 2 CO3[2-], 2 HO[-], 26 H2O",
            "log_k": -49.4
        },
        {
            "label": "Monosulfoaluminate",
            "composition": "4 Ca[2+], 2 Al(OH)4[-], SO4[2-], 4 HO[-], 6 H2O",
            "log_k": -29.26
        }
    ]
}