• Geology of the Skrukkelia molybdenite deposit, northwest margin of the Oslo Graben, Norway. 

      Sandstad, Jan Sverre; Olerud, Svein (NGU (387), Journal article, 1983)
      The Skrukklia Mo-occurence is situated in Precambrian gneisses along the northwest margin of the igneous complex of the Oslo Region. Within the mineralized area a Permian granite suite (the Aurtjern granite) intrudes the ...
    • Metallogeny of Finnmark, North Norway 

      Bjørlykke, Arne; Sandstad, Jan Sverre; Olerud, Svein (NGU Bulletin (403), Journal article, 1985)
      Metalliferous ore deposits and mineralisations in the county of Finnmark occur in rocks ascribed to three specific periods of geological time: 1) Archaean 2) Early Proterozoic 3) Caledonian. The only Archaean ore deposits ...