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
Dacite Plagioclase 3 Li     0.27 0.66 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 11 Na     1.59 1.66 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 11 Na     1.21 3.08 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 12 Mg     0.05 0.15 Model Ewart et al. 1973
Dacite Plagioclase 12 Mg     0.032 0.45 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 13 Al     0.96 1.69 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 19 K     0.076 0.1 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 19 K 0.263       Phenocryst-Matrix Philpotts & Schnetzler 1970
Dacite Plagioclase 19 K     0.04 0.09 Phenocryst-Matrix Ewart et al. 1973
Dacite Plagioclase 19 K     0.04 0.1 Model Ewart et al. 1973
Dacite Plagioclase 19 K     0.16 1.6 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 20 Ca     3.85 4.25 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 20 Ca     1.8 4.9 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 21 Sc     0.03 0.197 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 24 Cr     0.06 0.67 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 25 Mn 0.17       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 25 Mn     0.033 0.31 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 26 Fe 0.47       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 26 Fe     0.08 0.18 Model Ewart et al. 1973
Dacite Plagioclase 27 Co     0.055 0.51 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 28 Ni 1.5       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 29 Cu 1.5       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 29 Cu     0.15 0.32 Phenocryst-Matrix Ewart et al. 1973
Dacite Plagioclase 29 Cu     0.17 0.34 Model Ewart et al. 1973
Dacite Plagioclase 30 Zn 0.82       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 30 Zn     0.26 0.51 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 31 Ga 3.2       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 31 Ga     1.1 1.7 Model Ewart et al. 1973
Dacite Plagioclase 32 Ge       1.2 Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 37 Rb 0.24       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 37 Rb     0.016 0.041 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 37 Rb 0.0479       Phenocryst-Matrix Philpotts & Schnetzler 1970
Dacite Plagioclase 37 Rb     0.06 0.46 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 38 Sr 10.7       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 38 Sr     1.45 4.4 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 38 Sr 2.84       Phenocryst-Matrix Philpotts & Schnetzler 1970
Dacite Plagioclase 38 Sr     1.9 2.6 Phenocryst-Matrix Ewart et al. 1973
Dacite Plagioclase 38 Sr     2 2.9 Model Ewart et al. 1973
Dacite Plagioclase 38 Sr     4.5 24.3 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 39 Y 0.51       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 40 Zr 0.55       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 41 Nb       2.5 Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 55 Cs     0.03 0.78 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 56 Ba 1.05       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 56 Ba     0.304 0.308 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 56 Ba 0.363       Phenocryst-Matrix Philpotts & Schnetzler 1970
Dacite Plagioclase 56 Ba     0.11 0.17 Phenocryst-Matrix Ewart et al. 1973
Dacite Plagioclase 56 Ba     0.1 0.17 Model Ewart et al. 1973
Dacite Plagioclase 56 Ba     0.34 1.43 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 57 La     0.28 0.49 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 58 Ce     0.109 0.347 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 58 Ce 0.241       Phenocryst-Matrix Schnetzler & Philpotts 1970
Dacite Plagioclase 58 Ce     0.164 0.4 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 60 Nd     0.061 0.29 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 60 Nd 0.172       Phenocryst-Matrix Schnetzler & Philpotts 1970
Dacite Plagioclase 60 Nd     0.14 0.29 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 62 Sm     0.05 0.153 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 62 Sm 0.125       Phenocryst-Matrix Schnetzler & Philpotts 1970
Dacite Plagioclase 62 Sm     0.11 0.168 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 63 Eu     0.82 2.81 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 63 Eu 2.11       Phenocryst-Matrix Schnetzler & Philpotts 1970
Dacite Plagioclase 63 Eu     0.75 4.2 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 64 Gd 0.129       Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 64 Gd 0.09       Interpolated Schnetzler & Philpotts 1970
Dacite Plagioclase 64 Gd     0.11 0.24 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 65 Tb     0.12 0.21 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 66 Dy     0.059 0.452 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 66 Dy 0.086       Interpolated Schnetzler & Philpotts 1970
Dacite Plagioclase 68 Er 0.084       Phenocryst-Matrix Schnetzler & Philpotts 1970
Dacite Plagioclase 68 Er     0.029 0.38 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 70 Yb 0.077       Phenocryst-Matrix Schnetzler & Philpotts 1970
Dacite Plagioclase 70 Yb     0.07 0.11 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 70 Yb     0.022 0.302 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 71 Lu 0.062       Phenocryst-Matrix Schnetzler & Philpotts 1970
Dacite Plagioclase 71 Lu     0.06 0.11 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 71 Lu     0.022 0.29 Phenocryst-Matrix Nagasawa & Schnetzler 1971
Dacite Plagioclase 72 Hf     0.07 0.17 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 73 Ta     0.027 0.092 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 82 Pb 1.3       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 82 Pb 0.29       Phenocryst-Matrix Leeman 1979
Dacite Plagioclase 90 Th     0.032 0.088 Phenocryst-Matrix Dudas et al. 1971
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