Blar i NGU Open Archive på forfatter "Rekstad, Johan"

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    • Beskrivelse til kartbladet Dønna 

      Rekstad, Johan (NGU (37), Journal article, 1904)
      Forkortet: This region is situated in the Northern part of the district of Helgeland between 66\u00B0 and 66\u00B0 20' N. A geological map in black is given on pages 4 and 5. The igneous rocks here are granites, gabbro and ...

    • Fjeldstrøget mellem Saldalen og Dunderlandsdalen. 

      Rekstad, Johan (NGU (67), Journal article, 1913)
      Forkortet:The region described is situated in the interior of Northern Norway between66\u00B0 30' and 67\u00B0N, and to the east of the Territory treated in The Geology ofNorthern Helgeland, NGU Nr.62.The stratified rocks, ...

    • Fra det nordøstlige af Jotunfjeldene 

      Rekstad, Johan (NGU (37), Journal article, 1904)
      Forkortet: This mountain region forms the highest part of Southern Norway between latitudes 61\u00B0 28' and 61\u00B0 46' N. The two highest mountains in Norway, Gald- høpiggen and Glittertinden, lie within the territory. ...

    • Fra Hardangervidden II 

      Rekstad, Johan (NGU (34), Journal article, 1902)
      Forkortet: The present author has chiefly worked in the middle part of the district. The sections on p.37 show granitic rocks that have been pushed over the Cambro- Silurian phyllite along thrust-planes. The picture on ...

    • Fra høifjeldsstrøget mellem Haukeli og Hemsedalsfjeldene 

      Rekstad, Johan (NGU (36), Journal article, 1903)
      Foredrag: This mountainous region is situated between latitudes 59\u00B0 50' and 61\u00B0 N in the highest parts of the country. In 1900 Reusch, Bjørlykke and the writer surveyed the western and southern parts of this ...

    • Geologisk kartskisse over trakterne omkring Velfjorden med beskrivelse 

      Rekstad, Johan (NGU (34), Journal article, 1901)
      Forkortet: Velfjorden is situated in northern Norway, in the southern part of the district of Helgeland, in 65\u00B0 30'N. A geological map of the region is given on pp.8 and 9. The eruptive rocks here are granite, gabbro ...

    • I. Fjeldstrøket mellem Lyster og Bøverdalen 

      Rekstad, Johan (NGU (69), Journal article, 1914)
      Forkortet: The tract of land here treated is situated in Southern Norway between Sogne- fjord and Bøverdal, at 61\u00B030'N and at 3\u00B0W of Oslo. The rocks of the region form the following sections: 1. Archaean gneiss ...

    • Iagttagelser fra bræer i Sogn og Fjordane 

      Rekstad, Johan (NGU (34), Journal article, 1901)
      Forkortet: In the valleys in front of the Norwegian glaciers, there are nearly always great plains of sand and gravel, which the glacial streams have deposited. Om pp. 4 to 8, this is instanced by an account of the fluvial ...

    • II. Geologiske iagttagelser fra nordvestsiden av Hardangerfjord 

      Rekstad, Johan (NGU (59), Journal article, 1911)
      Forkortet:The region described is situated in Western Norway on the NW-side of theHardangerfjord between 60\u00B0 6' and 60\u00B0 40' N. At the close of the Ice Age theland lay lower than at present. Raised beaches and ...

    • III. Kalksten fra Nordland 

      Rekstad, Johan (NGU (69), Journal article, 1914)
      Some analyses of limestones from Northern Norway are given. They show that the percentage of carbonate of Magnesium (MgCO3) is small in several of these lime- stones. They may therefore be used in the industries of carbide ...

    • Skoggrænsens og sneliniens større høide tidligere i det sydlige Norge 

      Rekstad, Johan (NGU (36), Journal article, 1903)
      Forkortet: In the mountainous regions of the Southern Norway, logs and roots of the red fir (pinus sylvestris) are found in the bogs much higher, than this tree grown here, at the present day. This is mentioned by many ...