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 Clinopyroxene 69 Tm 0.449   0.449   Phenocryst-Matrix Zack & Brumm 1998
Alkali Basalt Ilmenite 69 Tm 0.1       Phenocryst-Matrix Zack & Brumm 1998
Alkali Olivine Basalt Kaersutite, Amphibole 69 Tm 0.816       Experimental Botazzi et al. 1999
Basalt Amphibole 69 Tm     0.2 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Amphibole 69 Tm 0.64       Calculated McKenzie & O'Nions 1991
Basalt Clinopyroxene 69 Tm     0.2 1 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Clinopyroxene 69 Tm     0.255 1.047 Experimental Skulski et al. 1994
Basalt Clinopyroxene 69 Tm 1.09       Phenocryst-Matrix Matsui et al. 1977
Basalt Garnet 69 Tm 3       Calculated McKenzie & O'Nions 1991
Basalt Low Calcium Pyroxene 69 Tm 0.12       Phenocryst-Matrix Frey 1969
Basalt Low Calcium Pyroxene 69 Tm 0.04       Calculated McKenzie & O'Nions 1991
Basalt Low Calcium Pyroxene 69 Tm     0.07 0.3 Phenocryst-Matrix, Graphical Irving & Frey 1984
Basalt Olivine 69 Tm 0.009       Phenocryst-Matrix Frey 1969
Basalt Olivine 69 Tm 0.003       Experimental Nielsen et al. 1992
Basalt Olivine 69 Tm 0.0015       Calculated McKenzie & O'Nions 1991
Basalt Plagioclase 69 Tm 0.036       Calculated McKenzie & O'Nions 1991
Basalt Plagioclase 69 Tm     0.049 0.122 Experimental Aignertorres et al. 2007
Basalt Pyroxene 69 Tm 1.09       Phenocryst-Matrix Onuma et al. 1968
Basalt Spinel 69 Tm 0.01       Calculated McKenzie & O'Nions 1991
Basanite Amphibole 69 Tm 0.51       Experimental Latourrette et al. 1995
Basanite Amphibole 69 Tm     0.36 0.51 Experimental Adam & Green 2006
Basanite Clinopyroxene 69 Tm     0.33 0.48 Experimental Adam & Green 2006
Basanite Garnet 69 Tm     4.24 5.26 Experimental Adam & Green 2006
Basanite Mica 69 Tm     0.0014 0.0005 Experimental Adam & Green 2006
Basanite Olivine 69 Tm     0.0091 0.018 Experimental Adam & Green 2006
Basanite Orthopyroxene 69 Tm 0.071 0.003     Experimental Adam & Green 2006
Basanite-Basalt Amphibole 69 Tm 0.281 0.03     Experimental Dalpe & Baker 1994
Carbonatite Apatite 69 Tm 3.08       phenocryst-matrix Dawson & Hinton 2003
Carbonatite Dolomite 69 Tm 0.17       phenocryst-matrix Dawson & Hinton 2003
Chondritic Basalt High-Al Clinopyroxene 69 Tm     0.212 1.207 Experimental Lofgren et al. 2006
Chondritic Basalt High-Ca Kirchsteinite 69 Tm 0.132       Experimental Lofgren et al. 2006
Chondritic Basalt Low Alumunium Clinopyroxene 69 Tm     0.193 1.038 Experimental Lofgren et al. 2006
Chondritic Basalt Low Calcium Kirchsteinite 69 Tm 0.109       Experimental Lofgren et al. 2006
Chondritic Basalt Low Calcium Pyroxene 69 Tm     0.016 0.091 Experimental Kennedy et al. 1993
Chondritic Basalt Melilite 69 Tm     0.03 0.143 Experimental Beckett et al. 1990
Chondritic Basalt Merrillite 69 Tm 0.997       Experimental Lofgren et al. 2006
Chondritic Basalt Rhonite 69 Tm 0.055       Experimental Lofgren et al. 2006
Garnet Garnet 69 Tm     3.5   Experimental Vanwestrenen et al. 1999
Lamproite Clinopyroxene 69 Tm     0.191   Phenocryst-Matrix Foley & Jenner 2004
Lamproite Olivine 69 Tm 0.0107       Phenocryst-Matrix Foley & Jenner 2004
Lamprophyre Clinopyroxene 69 Tm 0.313       Experimental Foley et al. 1996
Na2O¿CaO¿MgO¿Al2O3¿SiO2 Clinopyroxene 69 Tm     0.7 1.1 Experimental Hill et al. 2000
Per-Aluminous Granite Apatite 69 Tm 3769       Phenocryst-Matrix Bea et al. 1994
Per-Aluminous Granite Biotite 69 Tm 0.22       Phenocryst-Matrix Bea et al. 1994
Per-Aluminous Granite Cordierite 69 Tm 2.9       Phenocryst-Matrix Bea et al. 1994
Per-Aluminous Granite K-Feldspar 69 Tm 1.12   1.12   Phenocryst-Matrix Bea et al. 1994
Per-Aluminous Granite Plagioclase 69 Tm 1.63       Phenocryst-Matrix Bea et al. 1994
Per-Aluminous Granite Zircon 69 Tm 282       Phenocryst-Matrix Bea et al. 1994
Peridotite Bulk Peridotite 69 Tm     6 234.5 Experimental Ayers et al. 1997
Rhyolite Clinopyroxene 69 Tm     1.5 2.1 Phenocryst-Matrix Sisson 1991
Subduction Zone Fluid Zoisite 69 Tm     2.45 11.6 Experimental Feineman et al. 2007
Syenite Aegirine 69 Tm 1.24       Phenocryst-Matrix Marks et al. 2004
Syenite Aegirine-Augite 69 Tm     1.62 2.21 Phenocryst-Matrix Marks et al. 2004
Syenite Amphibole 69 Tm     0.33 2.1 Phenocryst-Matrix Marks et al. 2004
Syenite Augite 69 Tm 2.88       Phenocryst-Matrix Marks et al. 2004
Syenite Clinopyroxene 69 Tm     0.35 0.79 Phenocryst-Matrix Marks et al. 2004
Synthetic Basalt Clinopyroxene 69 Tm     0.3 1.03 Experimental Bennett et al. 2004
Synthetic Basalt Garnet 69 Tm     5.6 6.6 Experimental Bennett et al. 2004
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