Mineral: |
Hematite |
Reference: |
CMFGG98 |
SCM Type: |
NE - Non-electrostatic |
Ligand: |
Th<4+>
- thorium
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + Th<4+> + 2 H2O ⇔ »Fe-O-Th(OH)2<1+> + 3 H<1+> |
LogK: |
-3.5 ± 0.2
LogK°I=0 (Conversion to I = 0): -3.50
LogK2.31 nm−2 (SSD-normalized): 1.94
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.0 mol/L
NaClO4
|
pH Range: |
2-10 |
Fit Method: |
Comment: |
Kurbatov model; I = 0.01 and 0.1 M; constant is calculated by applying the SIT for I = 0; set of hydrolysis constants for Th from [BM76];carbonate concentration 5E-5M; mean value of logK; other logK (apparent/intrinsic): -4.2/-3.6 (0.01M), -4.8/-3.4 (0.1M); |
|