Mineral: |
Hematite |
Reference: |
MDCF93a |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
La<3+>
- lanthanum
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + La<3+> + H2O ⇔ »Fe-O-La(OH)<1+> + 2 H<1+> |
LogK: |
-9.0 ± 0.4
LogK°I=0 (Conversion to I = 0): -8.25
LogK2.31 nm−2 (SSD-normalized): -8.06
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
0.1 mol/L
NaNO3
|
Solid/Liquid Ratio: |
2.0 g/L |
pH Range: |
4-8 |
Ligand Concentration Range: |
2E-5 mol/L |
Fit Method: |
FITEQL |
Comment: |
cited in [MDCF93b]; error published in [MDCF93b] |
|