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
High Silica Rhyolite Allanite 21 Sc     49.4 62.3 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 24 Cr     369 391 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 25 Mn     17.1 19.1 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 25 Mn 21.1       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 26 Fe 38.8       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 27 Co     41 44 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 29 Cu       5.8 Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 30 Zn 9.7       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 30 Zn     24 30 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 31 Ga 2.9       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 37 Rb 0.19       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 38 Sr       1.8 Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 39 Y 95.5       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 40 Zr       0.29 Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 41 Nb 1.7       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 57 La     2362 2827 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 58 Ce     2063 2494 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 60 Nd     1400 1840 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 62 Sm     756 977 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 63 Eu     100 122 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 65 Tb     235 311 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 66 Dy     123 150 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 70 Yb     24.5 37 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 71 Lu     22 44 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 72 Hf     9.8 28 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 73 Ta     1.9 4.4 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 82 Pb       0.92 Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 90 Th     420 548 Phenocryst-Matrix Mahood & Hildreth 1983
High Silica Rhyolite Allanite 90 Th 648       Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 92 U     11.9   Phenocryst-Matrix Ewart & Griffin 1994
High Silica Rhyolite Allanite 92 U     14 17 Phenocryst-Matrix Mahood & Hildreth 1983
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