Browsing NGU Open Archive by Subject "PALEOZOIKUM"
Now showing items 41-54 of 54
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Stratigraphical position of the Gudå conglomerate zone.
(NGU (227), Journal article, 1964)The Gudå conglomerate zone has been considered to be of Upper Ordovician to Lower Silurian age. The main argument for this conclusion has been that the conglomerates of this zone have been the same pebble composition as ... -
Studies in the Trondheim region, Central Norwegian Caledonides
(NGU (227), Journal article, 1964) -
Subsidence and tectonics in Late Precambrian and Palaeozoic sedimentary basins of southern Norway.
(NGU (380), Journal article, 1983)The assumption that sedimentary basins approach isotopic equilibrium provides a good foundation for modelling basin subsidence based on variables such as cooling rates (thermal contraction), crustal thinning, eustatic ... -
Suldalsfjeldene
(NGU (36), Journal article, 1903)Forkortet: The high mountain region round the Suldal lake to the NE of Stavanger in Southeastern Norway forms a continuation of the region described by Bjørlykke, Rekstad and Reusch in the \"Aarbog\" (Yearbook) of 1902. ... -
The geology of the Fjeldheim-Gåsbakken area, Sør-Trøndelag.
(NGU (223), Journal article, 1963)The geology of an area south of Trondheim is described and a geological map is presented. This area has not been studied in detail before. Rocks of the Støren Group and the Lower Hovin Group are exposed. The latter group ... -
The nature of the basement contact.
(NGU (227), Journal article, 1964)The gneisses below the Cambrian schist or Eocambrian flagstones in the central Norwegian Caledonides have been considered of Precambrian age, but the fact that the contact is always concordant has been explained as due to ... -
The Oslo paleorift - A review and guide to excursions. Excursion 2. Nittedal cauldron (Alnsjøen area).
(NGU (337), Journal article, 1978) -
The Oslo paleorift - A review and guide to excursions. Excursion 3. Central part of the Oslofjord.
(NGU (337), Journal article, 1978) -
The pegmatite dyke at Rømteland. A description of the minerals and a discussion of the mineral paragenesis, especially within the system (Fe, Mn)-TiO2-Y2O3-(Nb, Ta)2O5-SiO2.
(NGU (211), Journal article, 1960)Pegmatitten som her er beskrevet ligger på Rømteland, ca. 7 km V for Vigeland i Vest-Agder fylke, Syd-Norge. Pegmatitten ligger i en kvarts-monzonitt (farsunditt), som innehar følgende mineraler: kvarts, mikroklin, plagioklas, ... -
"Trysilhevningen". Kambro-ordovicisk stratigrafi i Femundtraktene.
(NGU (215), Journal article, 1962)Diamond drillings carried out 1960 in the vicinity of the lake Femund, near the Swedish border (fig. 1) gave new informations about the cambro-ordovician stratigraphy in the south-eastern miogeosynclinal belt of the ... -
Upper Palaeozoic lithostratigraphy of the Southern part of the Norwegian Barents Sea
(NGU Bulletin (444), Journal article, 2005) -
Uran i kambrisk alunskifer i Oslofeltet og tilgrensende områder.
(NGU (203), Journal article, 1958)Investigations of the black Alum shales in the Oslo Region initiated the systematical prospecting for uranium in Norway. The Alum shales is a black shale formation in the Cambrian system in Southern Norway. The outcrops ... -
Ytre Rendal og Stor-Elvdal. Beskrivelse til de geologiske rektangel- kart.
(NGU (194), Journal article, 1956)The solid rocks of the map sheet Ytre Rendal and Stor-Elvdal have been mapped by per Holmsen and Chr. Oftedahl. The rock types belong to the following groups: Precambrian, essentially granitic rocks. Sparagmite Group, ...