Browsing Artikler by Title
Now showing items 872-891 of 1064
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The Caledonian Basement. Reply to Per Holmsen.
(NGU (234), Journal article, 1965) -
The Caledonian fold belt i Finnmark
(NGU Bulletin (403), Journal article, 1985)Forkortet. The Caledonian allochthon in Finnmark embraces 4 major nappes or nappe complexes named, from bottom to top, the Gaissa, Laksefjord, Kalak and Magerøy. Of these the 3 lower nappe complexes acquired their internal ... -
The Caledonian mountain chain of the Southern Troms and Ofoten areas. Part I. Basement rocks and Caledonain meta-sediments.
(NGU (239), Journal article, 1966)The geology of the present area will be treated in a series ofthree publications. In the first paper the petrography and generalfeatures of the Precambrian rocks and the so-called \"basal gneisses\"are described and the ... -
The Caledonian Mountain Chain of the Southern Troms and Ofoten areas. Part II. Caledonian rocks of igneous origin.
(NGU (261), Journal article, 1969)Metamorphosed rocks of igneous origin are described fromCaledonian part of the Southern Troms and Ofoten areas. Based onmegascopic and microscopic appearance, on chemistry and on fieldrelations they can be divided into two ... -
The Caledonian mountain chain of the Southern Troms and Ofoten areas. Part III. Structures and structural history.
(NGU (283), Journal article, 1972)The main lines of the structural geology of the area of about 13,000 km\u00B2 in the Caledonian mountain chain of Northern Norway are described. The major structure is characterized by nappes with a thrust front in the ... -
The Caravarri Formation of the Kaukokeino Greenstone Belt, Finnmark, North Norway: a Palaeoproterozoic foreland basin succession.
(NGU Bulletin (442), Journal article, 2004)The Caravarri Formation is the youngest supracrustal unit in the Palaeoproterozoic Kautokeino Greenstone Belt of western Finnmark. This greenstone belt and correlative units at Alta farther north were formerly ascribed to ... -
The concealed Kopperå fault: A half-graben bounding structure located along the eastern flank of the Trøndelag depression, mid-Norway
(NGU Bulletin (456), Journal article, 2018)Seismic-reflection data acquired along a traverse from Stjørdal, east of Trondheim, to Storlien in J\u00E4mtland, Sweden, clearly indicate the presence of a concealed, moderately steep-dipping fault which we have named the ... -
The conglomerates of the Sel Group, Otta-Vågå area, Central Norway: an example of a terrrane-linking succession
(NGU Bulletin (425), Journal article, 1993)The conglomerates at or near the base of the Sel Group in the Otta-Vågå area have a special significance in the interpretation of the palaeogeographical and geotectonic development of the Scandinavian Caledonides. They ... -
The copper deposits of the Birtavarre district, Troms, Northern Norway. Kopperforekomster i Birtavarre-området Troms.
(NGU (199), Journal article, 1957)The report gives the results of a 4-year (1952-55) programme for the investigation of a former copper-mining area in the north of Norway, carried out by the Geological Survey of Norway (NGU). The stratigraphy and structure ... -
The deglaciation and vegetational history of a former ice-damned lake area at Skåbu, Nord-Fron, Southern Norway.
(NGU (373), Journal article, 1982)Cores obtained from a small peat bog within the area of a former ice-dammed lake show that 1.7 m of silt were deposited during the ice lake phase. The pollen in the silt is dominated by grasses and other NAP. A small ... -
The deglaciation of the coastal area NW of Svartisen, northern Norway.
(NGU (369), Journal article, 1981)Late Weichselian glacial events, marine fauna and shore-lines in the coastalarea NW of Svartisen are described. During the oldest glacial event (Vassalevent), marginal moraines were deposited near the mouths of the fjords. ... -
The distribution of radioactive fall-out Nord-Trøndelag from detailed airborne and ground-gamma ray spectrometer surveying
(NGU Bulletin (427), Journal article, 1995) -
The early major structure and petrology of rocks in the Bamble Series, Søndeled-Sandnesfjord, Aust-Agder.
(NGU (327), Journal article, 1976)The geology and major fold structures of part of the Bamble Series are described from an area near Risør, Aust-Agder (some 15 km SW of the Levang paragneiss dome). Major structures are shown to have formed prior to the ... -
The Early Proterozoic Karasjok Greenstone Belt, Norway. A preliminary description of lithology, stratigraphy and mineralization.
(NGU Bulletin (403), Journal article, 1985)The Karasjok Greenstone Belt of Finnmark, Norway, is a sequence of medium-grademetmorphic supracrustal rocks in the northernmost part of the Baltic Shield.Regional mapping has revealed a tectonostratigraphy with the ... -
The Eidsfjord anorthosite, Vesterålen, Norway: field observations and geochemical data.
(NGU Bulletin (434), Journal article, 1998)New fieldwork in the Eidsfjord anorthosite on Langøy, Vesterålen, Nordland, has revealed that the anorthosite in the centre of the investigated complex is associated with large amounts of monzonitic and more mafic rocks ... -
The Eocambrian "Reusch moraine" at Bigganjargga and the geology around Varangerfjord, Northern Norway.
(NGU (251), Journal article, 1967)The Bigganjargga Tillite (Reusch moraine) of N. Norway rests on a striated surface of the underlying sandstone (Tana Group). This unconformity can be followed on both sides of the Varangerfjord and can be correlated with ... -
The Eocambrian stratigraphy of the Bjørånes window and the thrusting of the Kvitvola nappe.
(NGU (234), Journal article, 1965)Den foreliggende artikkel gir en beskrivelse av den eokambriske sedimentlagrekken ved Bjørånes i Koppang-området i Østerdalen. Vi finner her en lagrekke som skiller seg fra utviklingen i Mjøsa-området ved at vi under ... -
The Forties field.
(NGU (316), Journal article, 1975)The Forties Field is a large oil poole which was discovered in 1970 in the northern part of the British sector of the North Sea some 175 km (110 miles) east of Peterhead, Scotland, in water depths of 91-131 metres (300-430 ... -
The geochemistry of Lower Proterozoic mafic to felsic igneous rocks, Rombak Window, North Norway.
(NGU Bulletin (415), Journal article, 1989)The supracrustal sequence of the Rombak Basement Window, consisting of vocanic rocks and quartzites, was intruded by mafic dykes, mafic to intermediate plutons and variety of granitoid batholiths c. 1.8-1.7 Ga aga. The ... -
The geochemistry of Lower Proterozoic siliciclastic turbidities from the Rombak Window, implications for palaeogeography and tectonic settings.
(NGU Bulletin (415), Journal article, 1989)Lower Proterozoic metamorphosed, siliciclastic turbidites at Rombaksbotn and Gautelis in the western part of the Rombak Window have high sand\/clay ratio, whereas those from Ruvssot in the east have a larger silt- and ...