GERM Partition Coefficient (Kd) Database
Development and Maintenance by the EarthRef.org Database Team
Data contribution by Roger Nielsen

Partition Coefficients      
Rock Type Mineral Z Elem Value SD Low High Kd Type Info Reference
Basalt Amphibole 57 La     0.06 0.3 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 58 Ce     0.09 0.5 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 59 Pr     0.1 0.6 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 60 Nd     0.2 0.7 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 62 Sm     0.3 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 62 Sm     0.2 0.8 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 63 Eu     0.3 2 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 64 Gd     0.3 2 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 65 Tb     0.3 2 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 66 Dy     0.2 2 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 67 Ho     0.2 2 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 68 Er     0.2 1.5 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 69 Tm     0.2 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 70 Yb     0.2 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 71 Lu     0.15 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 57 La     0.02 0.1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 58 Ce     0.03 0.2 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 59 Pr     0.04 0.3 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 60 Nd     0.06 0.3 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 61 Pm     0.07 0.5 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 62 Sm     0.1 0.8 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 63 Eu     0.2 0.7 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 64 Gd     0.2 0.8 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 65 Tb     0.3 0.9 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 66 Dy     0.3 0.9 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 67 Ho     0.3 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 68 Er     0.3 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 69 Tm     0.2 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 70 Yb     0.2 0.9 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 71 Lu     0.1 0.9 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 57 La     0.002 0.02 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 58 Ce     0.002 0.02 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 59 Pr     0.003 0.02 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 60 Nd     0.005 0.02 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 61 Pm     0.008 0.03 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 62 Sm     0.01 0.03 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 63 Eu     0.02 0.03 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 64 Gd     0.02 0.04 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 65 Tb     0.03 0.08 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 66 Dy     0.03 0.09 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 67 Ho     0.04 0.1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 68 Er     0.05 0.1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 69 Tm     0.07 0.3 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 70 Yb     0.09 0.3 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Low Calcium Pyroxene 71 Lu     0.01 0.3 Phenocryst-Matrix, Graphical Irving & Frey 1984
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