Sökning: "Grønnedal-Íka"
Hittade 1 uppsats innehållade ordet Grønnedal-Íka.
1. Study of opaque phases in carbonatites of the Grønnedal-Íka alkaline complex, Southwest Greenland
Kandidat-uppsats, Stockholms universitet/Institutionen för geologiska vetenskaperSammanfattning : Opaque phases from carbonatites of the Grønnedal-Íka alkaline complex (1299±17 Ma) of Southwest Greenland were analyzed in terms of their mineralogy and microstructure. The analysis demonstrates that a later intrusion by a 55 m wide dolerite dyke of unknown age has prompted the mineralization of magnetite by activating hydrothermal fluid convection. LÄS MER
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