Blar i NGU Open Archive på emneord "PETROGRAFI"
Viser treff 41-60 av 385
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De eokambriske lag under hyolithussonen mellom Carajavrre og Caskias, Vestfinnmark.
(NGU (200), Journal article, 1957)In a previous note the author (Per Holmsen 1956, pp.- 65-72) has pointed out that the Eocambrian tillite occurs conformably below the basal beds of the \"Hyolithus-zone\" (lower Cambrian). During the summer1955 the ... -
De prekambriske bergarter i Telemark, I. Gruber og skjerp innen gradeteigkart E36V Kviteseid.
(NGU (216), Journal article, 1963)Approximately 115 mines and claims have been examined in the years 1941-1961 during regional geological mapping of the Kviteseid quadrangle. The map area covers a part of the \"Thelemark-Sætersdal ore province\" established ... -
Deformation in the Gangåsvann area.
(NGU (223), Journal article, 1963)The effects of multiple deformation on a series of banded metasedimentary rocks is described. Disharmonic folding has occurred and a slide formed during the first phase of movement separates highly folded rocks from those ... -
Dekketektonikken i den nordligste del av det Østlandske sparagmitt- område.
(NGU (188), Journal article, 1954)In the present paper a number of new observations are presented, and together with the published maps and descriptions, they form the basis of an attempt to distinguish the different tectonic units. These units form ... -
Den kaledonske fjellkjede i Norge. The Caledonian mountain chain in Norway.
(NGU (189), Journal article, 1954)The Caledonian mountain chain in Norway: One of the most important and interesting problems in Scandinavian geology is the structure of the Caledonian Mountain chain, which runs through the country from Hardanger to the ... -
Den manganholdige siderittmalm i Rubben, Troms. Undersøkelser sommeren 1959.
(NGU (211), Journal article, 1960)An occurence of mangan-bearing siderite ore i Rubben, Troms, Northern Norway. An occurence of manganese-bearing siderite ore i Rubben, Torms, Northern Norway, was investigated during some days in the summer of 1959, and ... -
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 ... -
Description of the geological maps "Tromsø" and "Målselv", Troms I. The Precambrian window of Mauken-Andsfjell.
(NGU (247), Journal article, 1967)This paper is the first part of a description of the bedrock on the two 1:100 000 map sheets, \"Målselv\" and \"Tromsø\". The geological map \"Målselv\", accompanies the paper. This part deals with the \"window\" of ... -
Det centrale Norges fjeldbygning
(NGU (39), Journal article, 1905)Forkortet: By Central Norway is here meant the three great valleys Østerdal, Gudbrandsdal and Valdres with their surroundings. In the district around lake Mjøsa there are opportunities for studying the differnt characteristics ... -
Devonian lavas from Solund, West Norway - field relationships and geochemistry.
(NGU (382), Journal article, 1983)Devonian volcanic rocks in the Hersvik area, Solund, West Norway are represented by two lava flows occuring close to the base of the Devonian conglomerate. They are composed largely of highly flow-banded and brecciared ... -
Die Gesteine der Halbinsel Strand. Beiträge zur Metamorphose und zum Aufbau der kambro-silurischen Gesteine des Stavanger-Gebietes II
(NGU (267), Journal article, 1970)This second report of investigations in the Stavanger district gives a description of the geology, and the structural deformations in a cambro-Silurian rock sequence of metamorphosed argillaceous sediments, sandstone, ... -
Die Gesteine der Inseln des zentralen Boknfjords. Beiträge zur Metamorphose und zum Aufbau der kambro-silurischen Gesteine des Stavanger-Gebietes III
(NGU (267), Journal article, 1970)A metamorphic series of Cambro-Silurian sediments have been investigated in the Boknfjord area (SW-Norway) by mapping and petrographical studies. The lower division was found to be a weakly metamorphosed sequence of manifold ... -
Dividal-gruppen ("Hyolithus-sonen") i Finnmark og dens forhold til de eokambriske-kambriske formasjoner.
(NGU (249 I), Journal article, 1967)The stratigraphical members of the Dividal Group (also called the \"Hyolithus zone\") in Finnmark are compared with the Eocambrian-Cambrian sequence of the Tanafjrod-Laksefjord districts. The lower part of the Dividal Group ... -
Dolomittforekomster ved Kragerø.
(NGU (157), Journal article, 1942) -
Dome-bassin strukturer i grundfjeldet mellem Kolbotn og Bunnefjorden, Akershus.
(NGU (304), Journal article, 1974)Dome and basin structures in Precambrian gneisses east of the Oslo fjord have been mapped. A short description is given of the rock types and the main structure, the Gjersjø dome. The axial-plane of the youngest folding ... -
Dunderlandsdalen. Fjeldbygningen inden gradavdelingskartet Dunderlandsdalens omraade
(NGU (86), Journal article, 1919)This paper is a geological description of the Dunderland district in Nordland, a part of Northern Norway. The map accompanying the paper is a part of the official series of maps on the scale of 1:100 000, which is being ... -
Edel granat fra Otterøy ved Molde.
(NGU (255), Journal article, 1968)A gemgarnet from Otterøy by Molde, Western Norway, is described. The garnet display an \"alexandrite-like effect\", i.e. the colour varies with the nature of the incident light. The transmission curves shows absorbtion ... -
Egersund. Fjeldbygningen inden rektangelkartet Egersunds omraade
(NGU (71), Journal article, 1914)Forkortet: The principal part of the rocky underground consists of labradorite-rocks, as may be seen on the map. These are not homogeneous all over the area neither with regard to the mineralogical composition, nor regarding ... -
En dag ved Åreskutan
(NGU (1), Journal article, 1891)