Geochemically anomalous olivine-poor nephelinite of Říp Hill, Czech Republic

Klíčová slova

• Sodalite olivine-poor nephelinite (age 25.6 Ma) differs from similar rocks of Cenozoic province - enrichment in REE. 87Sr/86Sr and 143Nd/144Nd ratios are consistent with HIMU OIB from sublithospheric depleted mantle source.