Mineral: |
Biotite |
Reference: |
WAT01b |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
NpO2<1+>
- neptunyl(V)
|
Site Type: |
»Al-OH |
Equation: |
»Al-OH + NpO2<1+> + H2O ⇔ »Al-O-NpO2(OH)<1-> + 2 H<1+> |
LogK: |
-11.5 ± 0.04
LogK°I=0 (Conversion to I = 0): -11.61
LogK2.31 nm−2 (SSD-normalized): -12.89
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaNO3
|
Temperature: |
303.15 K |
Solid/Liquid Ratio: |
1.0 g/L |
pH Range: |
4-11 |
Ligand Concentration Range: |
6E-6 mol/L |
Fit Method: |
FITEQL |
Comment: |
Si/Al=1.2; SCM calculations; experimental data from batch sorption experiments [NS91]; [WAT01b]: no CO2, but [NS91]: ambient aerobic conditions; [NS91]: 30°C |
|