Blar i NGU Open Archive på emneord "KAMBRIUM"
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A compilation of previously published geochemical data on the lower Cambro-Silurian sedimentary sequence, including the alum shales of the Oslo region
(NGU-Rapport (2009.053), Report, 2009)As part of understanding the lithological variations of the exotic alum shales outcropping in the Oslo Rift (Fig.1), and how these represent different mineralogical, geochemical, and geomechanical properties, it is helpful ... -
Contributions to the geology of the Mjøsa districts and the classical sparagmite area in Southern Norway.
(NGU (220), Journal article, 1963)This publication gives a survey of the main results of geological investigations carried out in the Mjøsa districts in central Southeast Norway by the author during recent years. The transitional situation of the districts ... -
Den tillittførende formasjonsgruppe i Alta - en jevnføring med Øst-Finnmark og med indre Finnmark.
(NGU (228), Journal article, 1964)The Bosskop quartzite, the tillite layer and the succeedingbeds in Alta wer mapped by the present author in 1962. The mapping wasdone on aerial photographs at about 1:20 000. Fig. 1 give the result ona reduced scale. In ... -
Geologien på kartbladene Songavatnet 1414-1, Møsstrand 1514-4, Vinje 1514-3 og Haukilisæter 1414-4
(NGU-Rapport (2001.013), Report, 2001)Områdene som beskrives i denne rapporten ligger innenfor kartbladene Møsstrand\rSongavatnet og den østligste delen av kartblad Haukelisæter og nordre del av\rkartblad Vinje.\rOmrådet kan, geologisk sett, deles i to atskilte ... -
Geologiske og petrografiske undersøkelser i området Tynset-Femunden.
(NGU (158), Journal article, 1943)The present paper is a description of the geology and petrology of the map quadrangle 38 C, Tynset, in southern Norway. Within the map Tynset we find the border between the large S.E.-Norwegian sparagmite area and the ... -
Om sparagmiten og dens skyvning innen kartbladet Øvre Rendal.
(NGU (161), Journal article, 1943)This paper presents some of the results from the geological mapping of \"Øvre Rendal\". The field work was carried out in the course of 14 weeks, divided on three summers: 1939-1941. Deserving special mentioning for work ... -
Otta-dekket og Valdres-gruppen i strøkene langs Bøverdal og Leirdalen.
(NGU (228), Journal article, 1964)In his 1951 paper (Strand, 1951) the writer described the Otta nappe (lower Jotun nappe). The nappe was mapped in the Vågå map area, extending west to the meridian 2 dgrs. west of Oslo. It is here a thin and discontinous ... -
Oversikt over kalksteinsforekomster i GEOS-området (Geologi i Oslo-regionen)
(NGU-Rapport (2006.036), Report, 2006)Denne rapporten gir en oversikt over de viktigste kalksteinsprovinsene med tilhørende forekomster innenfor GEOS-området. Det er 4 områder med forekomst av kalksteiner der det har vært drift tidligere: Totenområdet, ... -
Reconnaisance of the Tømmerås Anticline.
(NGU (227), Journal article, 1964)A granitic basement dome, overlain with unconformity by Palaeozoic and perhaps Eocambrian rocks, is described. The flat-lying \"leptites\" and intercalated sediments, which comprise the basement, were little affected by ... -
Sedimentology of the Lower Cambrian sediments at Ena, Nordre Osen, Southern Norway.
(NGU (258), Journal article, 1968)The Lower Cambrian sedimentary rocks at Ena river comprise quartzitic and wellsorted sandstones, shale beds and some thin conglomerates. The sandstones display several sedimentary structures, such as horizontal and vertical ... -
Studies in the Trondheim region, Central Norwegian Caledonides
(NGU (227), Journal article, 1964) -
Talk-serpentinforekomster i Sparbu, Nord-Trøndelag.
(NGU; Skrifter (290; 4), Journal article, 1973)The report presents a technical description of certain talc-serpentine deposits occuring within the Gula Schist Group (Cambrian) of the Trondheim region. No form of contact metamorphism of the schist can be observed along ... -
The geological interpretation of the Slidre positive gravity anomaly.
(NGU (228), Journal article, 1964)A positive gravity anomaly that occurs in Slidre has an amplitude of 53 mgal and can be separated into two parts. The top of the disturbing body causing the anomaly cannot be deeper than 4 km. Gabbros and mafic gneisses ... -
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 ... -
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 ...