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
Per-Alkaline Rhyolite Amphibole 25 Mn 6.7       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 27 Co 7.26       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 28 Ni       2 Phenocryst-Matrix Ewart & Griffin 1994
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 Amphibole 32 Ge 0.24       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 37 Rb 11.1       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 37 Rb       0.013 Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 38 Sr       0.38 Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 39 Y 0.017       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 40 Zr 0.047       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 41 Nb 0.76       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 82 Pb       0.19 Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 90 Th 0.45       Phenocryst-Matrix Ewart & Griffin 1994
Per-Alkaline Rhyolite Amphibole 92 U 1.6       Phenocryst-Matrix Ewart & Griffin 1994
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