Blar i Artikler på emneord "ARSEN"

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    • A copper-zinc mineralization in Trolldalen, Lofoten, Northern Norway. 

      Flood, Boye (NGU (228), Journal article, 1964)
      From the previous it is most likely that even separated the various mineralizations in Trolldalen are related and contemporary. Allthough different minerals appear in the different veins, pyrrhotite, chalcopyrite and ...

    • En mikroskopisk undersøkelse av en del av Røros-malmene. 

      Jøsang, Ottar (NGU (228), Journal article, 1964)
      A microscopic examination of a collection of polished sections from some of the ores in the Røros area was carried out and the different ore minerals were described. The replacement processes and the age sequences of some ...

    • Norsk arsenmalm og arsenikfremstilling 

      Bugge, Carl; Foslie, Steinar (NGU (106), Journal article, 1922)
      The present paper is published by NGU as a report from \"Statens Raastofkomite\" on the emergency production of arsenic during the war when the supplies, ordinarily imported, were cut off. The paper also contains a synopsis ...