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Showing 1 to 1 of 1 for “"Immobile element geochemistry"”.
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Modeling target rock composition of two impact events
… (~2.57 Ga) spherule layer pairs. Using immobile high-field strength elements (Nb, Ta, Zr, Hf) and selected elements (Al, Ti, Sc), which resist alteration during diagenesis, a geochemical mixing model was applied to identify the most probable target compositions, with Ir and Cr …