Mineral: |
Goethite |
Reference: |
MDCF93b |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
La<3+>
- lanthanum
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + La<3+> ⇔ »Fe-OH-La<3+> |
LogK: |
5.41 ± 0.02
LogK°I=0 (Conversion to I = 0): 6.37
LogK2.31 nm−2 (SSD-normalized): 6.35
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
0.1 mol/L
NaNO3
|
Solid/Liquid Ratio: |
6.0 g/L |
pH Range: |
5-8 |
Ligand Concentration Range: |
2E-5 mol/L |
Fit Method: |
FITEQL |
Comment: |
no citation of C1, probably 1.2 as in [MDCF93a] for hematite |
|