Browsing Artikler by Subject "GRANITT"
Now showing items 1-20 of 71
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A possible basement to the Mesoproterozoic quartzites on Hardangervidda, South-Central Norway: zircon U-Pb geochronology of a migmatitic gneiss
(NGU Bulletin (437), Journal article, 2000)On Hardangrvidda west of the Mandal-Ustaoset fault zone in South Norway, some 80-90% of the crust consists of orthogneisses and foliated and massive granites in this plutonic environment the Mesoproterozoic quartzites of ... -
Age and petrogenesis of the Tinn granite, Telemark, South Norway, and its geochemical relationship to metarhyolite of the Rjukan Group.
(NGU Bulletin (440), Journal article, 2002)The Tinn granite is a Mid Proterozoic, foliated pluton, situated in the central part of the Telemark Sector, South Norway. It is spatially associated with metarhyolite belonging to the Tuddal Formation of the Rjukan Group ... -
Age of the Krossnes Granite, West Norway
(NGU Bulletin (413), Journal article, 1988)Rb-Sr isotope whole-rock dating of the Krossnes Granite has yielded an isochron age of 430 \u00B1 6 Ma with I.R. = 0.07066 \u00B1 0.0005, interpreted as the age of intrusion. This age is close to that of the Håkre Granite ... -
An example of granitization in the central zone of the Caledonides of Northern Norway. Et eksempel på granittisering i den sentrale sonen av Kaledonidene i Nord-Norge.
(NGU (184), Journal article, 1953)A brief outline of the geology of the Holandsfjord area is given and the structural evolution and the granitization processes are discussed. It is concluded that the large masses of granite overlying the paragneisses may ... -
Arbeider som Brit Hofseth ikke hadde ferdig bearbeidet, angående Holleia og gabbrofeltene i Troms petrografisk bearbeielse.
(NGU (157), Journal article, 1942) -
Basement Gneiss doming the Uppermost Allochthon in the Bogøy area of Steigen, Nordland, Norway.
(NGU Bulletin (414), Journal article, 1989)Steigen lies geographically within the Uppermost Allochthon, which was emplacedduring the Scandian phase of the Caledonian orogeny. A tectonized boundaryseparates a basement culmination of Precambrian granite-gneisses from ... -
Bergartgange ved Sand i Ryfylke
(NGU (1), Journal article, 1891)Forkortet: Sand is a village on the south-western coast of Norway to the NE of the city of Stavanger. The dykes are dioritic and occur in gneiss. The principal ones are marked on the sketch-map pag. 35 and illustrated in ... -
Bidrag til kundskaben om Nordlands amts geologi
(NGU (4), Journal article, 1891)Forkortet: The author, who has done most of the field work in the greater part of Nordlands amt, for the preparation of the map, gives his observations at length, illustrating them with sections. The landscape p. 168 shows ... -
Building stone of central and southern Ethiopia: deposits and resource potential
(NGU Bulletin (436), Journal article, 2000)The bedrock geology of Ethiopia exhibits a variety of rock types that can potentially be developed for building stone production. The ETHIONOR project has so far included investigation of such resources in the southern and ... -
Building-stone resources in Eritrea: results from introductory work in the NGU-EGS co-operation programme
(NGU Bulletin (436), Journal article, 2000)Several building-stone quarries and prospects in Eritrea were visited during September 1998, as a part of the Norwegian.Eritrean ERINOR co-operation project. The bedrock geology of Eritrea comprises a variety of rocks, of ... -
En forekomst av ren kvarts i Krødsherred
(NGU (103), Journal article, 1922)The paper describes an occurrence of comparatively pure quartz near lake Krøderen in Krødsherad, southern Norway. The quantity of quartz available by quarrying from the surface now exposed to a depth of about 5 m is estimated ... -
Et forøk paa inddeling av det syd-norske grundfjeld
(NGU (95), Journal article, 1922)In the present paper a new subdivision of the precambrian formations of southern Norway is attempted. The older views of the Swedish and Norwegian geologists are first summarised. -
Feltspat V. De sjeldne mineraler på de norske granittiske pegmatittganger.
(NGU (154), Journal article, 1939)The present publication gives a short description of the most common rare elements of the Norwegian pegmatites and the Norwegian rare-element-bearing minerals. The rare-element-bearing minerals in the Norwegian granite ... -
Feltspatundersøkelsene på Drag og ved Innhavet, syd for Tysfjorden, Nordland fylke. (Foredrag holdt i Norsk Geologisk Forening, Oslo 6/10 1960).
(NGU (215), Journal article, 1962) -
Field relations and geochemical evolution of the Gothian rocks in the Kvamsøy area, southern Western Gneiss Complex, Norway
(NGU Bulletin (437), Journal article, 2000)The igneous rocks of the Kvamsøy area in the southern parts of the Western Gneiss Complex (WGC) of Norway comprise a wide variety of granitic, syenitic. granodioritic and gabbroic compositions and formed in the interval ... -
Fra Hardangervidden II
(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 ... -
Geochemical changes accompanying mylonitisation of granite at the base of the Helgeland Nappe Complex, Nord-Trøndelag, central Norway
(NGU Bulletin (446), Journal article, 2006)A progressive conversion of megacrystic granite into mylonites at the base of the Helgeland Nappe Complex in the Caledonides of central Norway is reflected in microstructural, textural and modal changes. These mylonites ... -
Geological studies in the region of Vegarshei - Gjerstad.
(NGU (215), Journal article, 1962) -
Geologisk kartskisse over trakterne omkring Velfjorden med beskrivelse
(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 ... -
Geologiske undersøkelser i den sydøstligste del av Helgeland.
(NGU (184), Journal article, 1953)Helgeland is the southern part of northern Norway. The writerand his assistants have worked in the northern part of the area shownon the map, the southern part of the same map is based upon thegeological maps in manuscript ...