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
Alkali Basalt Amphibole 30 Zn 0.69       Phenocryst-Matrix Matsui et al. 1977
Alkali Basalt Clinopyroxene 30 Zn 0.5       Phenocryst-Matrix Zack & Brumm 1998
Alkali Basalt Ilmenite 30 Zn 3       Phenocryst-Matrix Zack & Brumm 1998
Alkali Olivine Basalt Spinel 30 Zn     3.6 4.5 Experimental Horn et al. 1994
Andesite Amphibole 30 Zn 1.6       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Amphibole 30 Zn 0.42       Phenocryst-Matrix Matsui et al. 1977
Andesite Amphibole 30 Zn     5 8.7 Phenocryst-Matrix Luhr & Carmichael 1980
Andesite Clinopyroxene 30 Zn     6.5 12 Phenocryst-Matrix Luhr & Carmichael 1980
Andesite Clinopyroxene 30 Zn 1.5       Phenocryst-Matrix Ewart & Griffin 1994
Andesite Clinopyroxene 30 Zn 2       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Low Calcium Pyroxene 30 Zn 3.39       Phenocryst-Matrix Ewart & Griffin 1994
Andesite Low Calcium Pyroxene 30 Zn     2.6 4.4 Phenocryst-Matrix Luhr & Carmichael 1980
Andesite Low Calcium Pyroxene 30 Zn 3.7       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Magnetite 30 Zn 15.5       Phenocryst-Matrix Ewart & Griffin 1994
Andesite Magnetite 30 Zn     5.4 13 Phenocryst-Matrix Luhr & Carmichael 1980
Andesite Olivine 30 Zn 0.91       Phenocryst-Matrix Ewart & Griffin 1994
Andesite Olivine 30 Zn 2.8       Phenocryst-Matrix Ewart & Griffin 1994
Andesite Olivine 30 Zn 10       Phenocryst-Matrix Ewart & Griffin 1994
Andesite Olivine 30 Zn 1.5       Phenocryst-Matrix Luhr & Carmichael 1980
Andesite Plagioclase 30 Zn     0.13 0.25 Phenocryst-Matrix Luhr & Carmichael 1980
Andesite Plagioclase 30 Zn 0.17       Phenocryst-Matrix Ewart & Griffin 1994
Andesite Plagioclase 30 Zn 0.44       Phenocryst-Matrix Bacon & Druitt 1988
Andesite Sphene 30 Zn 3.9       Phenocryst-Matrix Luhr & Carmichael 1980
Basalt Apatite 30 Zn       0.25 Phenocryst-Matrix Paster et al. 1974
Basalt Clinopyroxene 30 Zn 0.5       Phenocryst-Matrix Bougault & Hekinian 1974
Basalt Clinopyroxene 30 Zn 0.49       Phenocryst-Matrix Paster et al. 1974
Basalt Clinopyroxene 30 Zn 0.41       Phenocryst-Matrix Matsui et al. 1977
Basalt Ilmenite 30 Zn 0.38       Phenocryst-Matrix Paster et al. 1974
Basalt Magnetite 30 Zn 2.6       Experimental Lemarchand et al. 1987
Basalt Metal 30 Zn       0.5 Phenocryst-Matrix Kloeck & Palme 1988
Basalt Olivine 30 Zn 0.8       Phenocryst-Matrix Kloeck & Palme 1988
Basalt Olivine 30 Zn 0.86       Phenocryst-Matrix Bougault & Hekinian 1974
Basalt Olivine 30 Zn 1.8       Phenocryst-Matrix Paster et al. 1974
Basalt Plagioclase 30 Zn 0.13       Phenocryst-Matrix Paster et al. 1974
Basalt Plagioclase 30 Zn 0.18       Phenocryst-Matrix Kravuchuk et al. 1981
Basalt Plagioclase 30 Zn 0.11       Phenocryst-Matrix Bougault & Hekinian 1974
Basalt-Andesite Amphibole 30 Zn 0.4       Phenocryst-Matrix Dostal et al. 1983
Basalt-Andesite Clinopyroxene 30 Zn     0.24 0.31 Phenocryst-Matrix Dostal et al. 1983
Basalt-Andesite Magnetite 30 Zn 3.1       Phenocryst-Matrix Esperan├ža et al. 1997
Basalt-Andesite Olivine 30 Zn 1.2       Phenocryst-Matrix Dostal et al. 1983
Basanite Amphibole 30 Zn     0.33 0.41 Experimental Adam & Green 2006
Basanite Clinopyroxene 30 Zn     0.69 0.25 Experimental Adam & Green 2006
Basanite Garnet 30 Zn     1.61 1.63 Experimental Adam & Green 2006
Basanite Mica 30 Zn     0.52 0.52 Experimental Adam & Green 2006
Basanite Olivine 30 Zn     0.88 1.4 Experimental Adam & Green 2006
Basanite Orthopyroxene 30 Zn 0.66 0.03     Experimental Adam & Green 2006
Benmoreite Amphibole 30 Zn 2.64       Phenocryst-Matrix Liotard et al. 1982
Carbonatite Wollastonite 30 Zn 0.18 0.08     Experimental Law et al. 2000
Dacite Amphibole 30 Zn 10.7       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Biotite 30 Zn 16.6       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Biotite 30 Zn 20       Phenocryst-Matrix Matsui et al. 1977
Dacite Magnetite 30 Zn 26.6       Phenocryst-Matrix Ewart & Griffin 1994
Dacite Plagioclase 30 Zn     0.26 0.51 Phenocryst-Matrix Dudas et al. 1971
Dacite Plagioclase 30 Zn 0.82       Phenocryst-Matrix Ewart & Griffin 1994
FeS-FeO-SiO2 Sulfide 30 Zn 0.5       Experimental Maclean & Shimazaki 1976
High Silica Rhyolite Allanite 30 Zn     24 30 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 30 Zn 9.7       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Amphibole 30 Zn     7.8 11.4 Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Biotite 30 Zn     13 19 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Biotite 30 Zn 31.6       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Clinopyroxene 30 Zn     9.2 12.06 Phenocryst-Matrix Streck & Grunder 1997
High Silica Rhyolite Clinopyroxene 30 Zn     7.2 20.7 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Fayalite, Olivine 30 Zn     7.2 7.8 Phenocryst-Matrix Michael 1988
High Silica Rhyolite Fayalite, Olivine 30 Zn     10.4 11.1 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Ferrohedenbergite, Clinopyroxene 30 Zn     5 5.2 Phenocryst-Matrix Michael 1988
High Silica Rhyolite Ilmenite 30 Zn 7.8       Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Ilmenite 30 Zn     8.3 12.4 Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite K-Feldspar 30 Zn     0.041 0.09 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite K-Feldspar 30 Zn     0.041 0.098 Phenocryst-Matrix Stix & Gorton 1990
High Silica Rhyolite K-Feldspar 30 Zn     0.055 0.23 Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Low Calcium Pyroxene 30 Zn 15.8       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Low Calcium Pyroxene 30 Zn     7.5 19 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Magnetite 30 Zn     22 41 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Magnetite 30 Zn     28.98 32.78 Phenocryst-Matrix Streck & Grunder 1997
High Silica Rhyolite Magnetite 30 Zn 58.9       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Plagioclase 30 Zn     0.12 0.23 Phenocryst-Matrix Ewart & Griffin 1994
Komatiite, Basalt Garnet 30 Zn     0.55 0.8 Experimental Yurimoto & Ohtani 1992
Leucitite Clinopyroxene 30 Zn 0.27       Phenocryst-Matrix Ewart & Griffin 1994
Leucitite Leucite 30 Zn 0.03       Phenocryst-Matrix Ewart & Griffin 1994
Leucitite Plagioclase 30 Zn 0.035       Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Allanite 30 Zn 2.92       Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Amphibole 30 Zn     2.61 6.99 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Biotite 30 Zn 11.4       Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Clinopyroxene 30 Zn     2.3 7.8 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Ilmenite 30 Zn     4.7 24.2 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite K-Feldspar 30 Zn     0.042 0.15 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Low Calcium Pyroxene 30 Zn     6.23 14.4 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Magnetite 30 Zn     11.9 38.2 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 30 Zn     0.24 0.49 Phenocryst-Matrix Ewart & Griffin 1994
Lunar Basalt Ferropseudobrookite 30 Zn     0.0035   Experimental Klemme et al. 2006
Lunar Basalt Ilmenite 30 Zn     0.61 11 Experimental Klemme et al. 2006
Lunar Basalt Orthopyroxene 30 Zn 2.1 0.3     Experimental Klemme et al. 2006
Per-Alkaline Rhyolite Amphibole 30 Zn       1.1 Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 30 Zn 1.26       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Clinopyroxene 30 Zn     1.1 1.8 Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Ilmenite 30 Zn 1.2       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite K-Feldspar 30 Zn     0.041 0.061 Phenocryst-Matrix Ewart & Griffin 1994
Per-Aluminous Granite Biotite 30 Zn 2.8       Phenocryst-Matrix Bea et al. 1994
Per-Aluminous Granite Cordierite 30 Zn 1.73       Phenocryst-Matrix Bea et al. 1994
Per-Aluminous Granite K-Feldspar 30 Zn 0.11   0.11   Phenocryst-Matrix Bea et al. 1994
Per-Aluminous Granite Plagioclase 30 Zn 0.07       Phenocryst-Matrix Bea et al. 1994
Quartz Latite Clinopyroxene 30 Zn 6.6       Phenocryst-Matrix Ewart & Griffin 1994
Quartz Latite Low Calcium Pyroxene 30 Zn     5.1 12.8 Phenocryst-Matrix Ewart & Griffin 1994
Quartz Latite Magnetite 30 Zn     24.2 51 Phenocryst-Matrix Ewart & Griffin 1994
Quartz Latite Plagioclase 30 Zn     0.36 0.96 Phenocryst-Matrix Ewart & Griffin 1994
Rhyolite Amphibole 30 Zn 2.3       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Biotite 30 Zn     42 230 Phenocryst-Matrix Nash & Crecraft 1985
Rhyolite Clinopyroxene 30 Zn 2       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Ilmenite 30 Zn 125       Phenocryst-Matrix Nash & Crecraft 1985
Rhyolite Ilmenite 30 Zn     10 11 Phenocryst-Matrix, PIXE Stimac & Hickmott 1994
Rhyolite Low Calcium Pyroxene 30 Zn 6       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Low Calcium Pyroxene 30 Zn     14 16 Phenocryst-Matrix, PIXE Stimac & Hickmott 1994
Rhyolite Magnetite 30 Zn 15       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Magnetite 30 Zn     105 110 Phenocryst-Matrix Nash & Crecraft 1985
Rhyolite Plagioclase 30 Zn 0.48       Phenocryst-Matrix Bacon & Druitt 1988
Rhyolite Plagioclase 30 Zn     1 6.1 Phenocryst-Matrix Nash & Crecraft 1985
Synthetic Basalt Rutile 30 Zn     3 10 Experimental Klemme et al. 2005
Synthetic Fo-Ab-An Olivine 30 Zn     0.77 4.43 Experimental Kohn & Schofield 1994
Tholeiitic Basalt Olivine 30 Zn 0.67       Phenocryst-Matrix Matsui et al. 1977
Trachyandesite Anhydrite 30 Zn 0.15       Phenocryst-Matrix Luhr et al. 1984
Trachyandesite Apatite 30 Zn 1.8       Phenocryst-Matrix Luhr et al. 1984
Trachyandesite Low Calcium Pyroxene 30 Zn 8.5       Phenocryst-Matrix Luhr et al. 1984
Trachyandesite Magnetite 30 Zn 17       Phenocryst-Matrix Luhr et al. 1984
Trachyandesite Plagioclase 30 Zn 1.4       Phenocryst-Matrix Luhr et al. 1984
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