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
Andesite Amphibole 21 Sc 13       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 24 Cr 40       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 27 Co 6.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 30 Zn 1.6       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 37 Rb 0.4       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 38 Sr 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 40 Zr 0.5       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 55 Cs 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 56 Ba 0.3       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 57 La 0.31       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 58 Ce 0.53       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 60 Nd 1.2       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 62 Sm 2       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 63 Eu 1.9       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 65 Tb 2       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 70 Yb 2.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 71 Lu 2.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 72 Hf 0.54       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 73 Ta 0.59       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 90 Th 0.16       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 21 Sc 17       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 24 Cr 30       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 27 Co 5.5       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 30 Zn 2       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 37 Rb 0.03       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 38 Sr 0.5       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 40 Zr 0.29       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 55 Cs 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 56 Ba 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 57 La 0.28       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 58 Ce 0.47       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 60 Nd 0.86       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 62 Sm 1.6       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 63 Eu 1.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 65 Tb 2.7       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 70 Yb 2       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 71 Lu 2       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 72 Hf 0.46       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 73 Ta 0.43       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Clinopyroxene 90 Th 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 21 Sc 4.3       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 24 Cr 10       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 27 Co 12       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 30 Zn 3.7       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 37 Rb 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 38 Sr 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 40 Zr 0.11       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 55 Cs 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 56 Ba 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 57 La 0.26       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 58 Ce 0.31       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 60 Nd 0.47       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 62 Sm 0.46       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 63 Eu 0.34       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 65 Tb 0.69       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 70 Yb 0.77       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 71 Lu 0.71       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 72 Hf 0.11       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 73 Ta 0.11       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 90 Th 0.14       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 21 Sc 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 24 Cr 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 27 Co 0.07       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 30 Zn 0.44       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 37 Rb 0.3       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 38 Sr 3.4       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 40 Zr 0.2       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 55 Cs 0.03       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 56 Ba 0.27       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 57 La 0.18       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 58 Ce 0.12       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 60 Nd 0.09       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 62 Sm 0.06       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 63 Eu 0.75       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 65 Tb 0.15       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 70 Yb 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 71 Lu 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 72 Hf 0.03       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 73 Ta 0.03       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Plagioclase 90 Th 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 21 Sc 14       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 24 Cr 40       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 27 Co 37       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 30 Zn 2.3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 37 Rb 0.4       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 38 Sr 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 40 Zr 0.5       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 55 Cs 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 56 Ba 0.3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 57 La 0.36       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 58 Ce 0.68       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 60 Nd 1.6       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 62 Sm 2.3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 63 Eu 3.2       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 65 Tb 2.4       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 70 Yb 1.8       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 71 Lu 1.8       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 72 Hf 0.52       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 73 Ta 0.43       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Amphibole 90 Th 0.16       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 21 Sc 33       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 24 Cr 30       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 27 Co 17       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 30 Zn 2       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 37 Rb 0.03       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 38 Sr 0.5       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 40 Zr 0.29       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 55 Cs 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 56 Ba 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 57 La 0.52       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 58 Ce 0.84       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 60 Nd 1.4       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 62 Sm 2.9       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 63 Eu 2.5       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 65 Tb 3.8       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 70 Yb 3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 71 Lu 3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 72 Hf 0.29       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 73 Ta 0.5       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Clinopyroxene 90 Th 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 21 Sc 7.1       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 24 Cr 10       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 27 Co 38       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 30 Zn 6       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 37 Rb 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 38 Sr 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 40 Zr 0.11       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 55 Cs 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 56 Ba 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 57 La 0.4       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 58 Ce 0.46       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 60 Nd 0.6       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 62 Sm 0.78       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 63 Eu 0.61       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 65 Tb 0.85       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 70 Yb 0.91       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 71 Lu 0.9       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 72 Hf 0.11       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 73 Ta 0.11       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 90 Th 0.14       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 21 Sc 5       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 24 Cr 30       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 27 Co 80       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 30 Zn 15       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 37 Rb 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 38 Sr 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 40 Zr 0.24       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 55 Cs 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 56 Ba 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 57 La 0.66       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 58 Ce 0.71       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 60 Nd 0.93       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 62 Sm 1.2       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 63 Eu 0.91       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 65 Tb 1.3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 70 Yb 0.44       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 71 Lu 0.3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 72 Hf 0.24   0.24   Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 73 Ta 1.2       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 90 Th 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 21 Sc 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 24 Cr 0.01       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 27 Co 0.15       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 30 Zn 0.48       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 37 Rb 0.3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 38 Sr 4.4       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 40 Zr 0.2       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 55 Cs 0.03       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 56 Ba 0.48       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 57 La 0.3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 58 Ce 0.22       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 60 Nd 0.19       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 62 Sm 0.12       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 63 Eu 2       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 65 Tb 0.14       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 70 Yb 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 71 Lu 0.1       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 72 Hf 0.03       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 73 Ta 0.03       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 90 Th 0.01       Phenocryst-Matrix Bacon & Druitt 1988
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