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
Low Silica Rhyolite Plagioclase 25 Mn     0.11 0.19 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 26 Fe     0.21 0.34 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 28 Ni     0.7 1.1 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 29 Cu     0.41 1.2 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 30 Zn     0.24 0.49 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 31 Ga     1.26 2.3 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 32 Ge     0.45 1.5 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 33 As       0.05 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 37 Rb     0.023 0.17 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 38 Sr     5.83 7.8 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 39 Y     0.083 0.55 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 40 Zr     0.1 0.18 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 41 Nb     0.26 0.88 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 56 Ba     0.28 0.47 Phenocryst-Matrix Ewart & Griffin 1994
Low Silica Rhyolite Plagioclase 82 Pb     0.35 0.84 Phenocryst-Matrix Ewart & Griffin 1994
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