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
Trachyte Plagioclase 21 Sc     0.03 0.07 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 21 Sc 0.06       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 24 Cr     0.06 4 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 27 Co 0.08       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 27 Co     0.02 0.04 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 28 Ni     0.1 0.18 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 37 Rb 0.07       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 37 Rb     0.7 0.97 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 38 Sr     2 6.6 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 38 Sr     0.94 3.18 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 40 Zr 0.16       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 40 Zr     0.08 0.17 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 51 Sb 0.01       Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 55 Cs     0.08 0.12 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 56 Ba     1.13 16.6 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 56 Ba     0.265 3.4 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 57 La     0.08 0.1 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 57 La 0.23       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 58 Ce     0.0115 0.223 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 60 Nd     0.0078 0.219 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 62 Sm     0.006 0.221 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 63 Eu 1.34       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 63 Eu     0.85 1.06 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 63 Eu     1.52 2.35 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 65 Tb     0.02 0.03 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 65 Tb 0.06       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 66 Dy     0.0043 0.22 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 68 Er     0.0037 0.219 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 70 Yb     0.0032 0.227 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 71 Lu     0.0033 0.23 Phenocryst-Matrix Nagasawa 1973
Trachyte Plagioclase 72 Hf     0.02 0.38 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 72 Hf 0.03       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 73 Ta 0.03       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 73 Ta     0.01 0.03 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 90 Th     0.01 0.03 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 90 Th 0.05       Phenocryst-Matrix Lemarchand et al. 1987
Trachyte Plagioclase 92 U     0.01 0.03 Phenocryst-Matrix Villemant 1988
Trachyte Plagioclase 92 U 0.04       Phenocryst-Matrix Lemarchand et al. 1987
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