TITLE Bear Creek MW12
SOLUTION 1
        units   mg/l
        pH      6.7
        temp    12.0
        redox   O(0)/O(-2)
        Ca              550.0
        Mg              150.0
        Na              265.0
        K               14.0
        Fe              0.69
        Mn              0.07
        Si              8.4
        Cl              275.0
        Al              1.15
        S               2160.0
        F               0.3
        P               0.01
        Alkalinity      878 as HCO3
        O(0)            1.0     O2(g)   -0.7
        U(6)            0.16
SOLUTION_MASTER_SPECIES
        U       U+4     0.0     238.0290     238.0290
        U(4)    U+4     0.0     238.0290
        U(5)    UO2+    0.0     238.0290
        U(6)    UO2+2   0.0     238.0290
SOLUTION_SPECIES
        #primary master species for U
        #secondary master species for U+4
        U+4 = U+4
                log_k          0.0
        U+4 + 4 H2O = U(OH)4 + 4 H+
                log_k          -8.538
                delta_h        24.760 kcal
        U+4 + 5 H2O = U(OH)5- + 5 H+
                log_k          -13.147
                delta_h        27.580 kcal
PHASES
        Uraninite
        UO2 + 4 H+ = U+4 + 2 H2O
        log_k          -3.490
        delta_h        -18.630 kcal
END