Blar i Artikler på emneord "GABBRO"
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A new occurrence of gabbro in the Oslo Rift, South Norway
(NGU Bulletin (441), Journal article, 2003)Xenoliths made up of an assemblage of gabbro, diorite and biotite monzonite in syenite and granite and veined by these rocks have been found within a small area at the south end of lake Mykle in the southern part of the ... -
A preliminary account of the geochemistry and ore mineral parageneses of some Caledonian basic igneous rocks from Sørøy, northern Norway.
(NGU (234), Journal article, 1965)The intrusion of the Storelv and Breivikbotn gabbros into metasediments on the island of Sørøy took place during the late stages of the first phase of Caledonian folding (F1). Both gabbros were then affected by almandine ... -
Amphibolites and metagabbros from the Proterozoic Telemark Suite of Setesdalsheiene, South-central Norway.
(NGU (378), Journal article, 1983)Proterozoic supracrustal rocks of the Telemark Suite, including large thicknessof basic metavolcanites, occur as a large-scale isolated outlier within theolder gneiss-migmatitegranite complex on the mountain plateau ... -
Arbeider som Brit Hofseth ikke hadde ferdig bearbeidet, angående Holleia og gabbrofeltene i Troms petrografisk bearbeielse.
(NGU (157), Journal article, 1942) -
Biotitt-søvitt på Stjernøy, Vest-Finnmark.
(NGU (183), Journal article, 1952)The island of Stjernøy is built up of a complex of gabbroid rocks, which in the valley of Fjellfinndalen (fig. 1) surrounds a body of chiefly calcite-biotite rock more than commonly rich in apatite, clearly of non-sedimentary ... -
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 ... -
En hornblenderik sone i Seiland-peridotitten. Foreløbig meddelelse.
(NGU (188), Journal article, 1954)A hornblende-rich zone in the peridotite of Seiland: In the island of Seiland the presence of an extensive peridotite mass was known from earlier investigations. This rock proved to be of a varying mineral composition, the ... -
Et gneis-amfibolitt-kompleks i grunnfjellet i Valdres. Summary: A complex of gneisses and amphibolites in the archaean of Valdres, Southern Norway.
(NGU (159), Journal article, 1943)The present paper deals with Archean rocks in the map areas Aurdal and Slidre (see outline map Fig. 1). In Fig. 1 areas covered by Caledonian rocks are left white, (1)=mylonitic gneisses of granitic derivation, (2)=various ... -
Fossilførende sedimenter ved Skudenes.
(NGU (155), Journal article, 1940)The southern part of the island Karmøy (Western Norway, between Stavanger and Haugesund) displays a varying complex of slightly metamorphic sediments and igneous rocks: besides gabbro, there occur conglomerates, \"fragmental ... -
Gabbrokonglomeratet i Sjodalen.
(NGU (195), Journal article, 1956)The Gabbor Conglomerate in Sjodalen. The area dealt with in the present paper is a part of the valley of the river Sjoa (Sjodalen) in central southern Norway, about 61o42'N and 9o18'E. An account of the general geology of ... -
Geological studies of the Caledonian pyritic zinc-lead orebody at Bleikvassli, Nordland, Norway.
(NGU (222), Journal article, 1963)Avhandlingen er delt opp i tre deler. Den første del (part 1) gir en detaljert beskrivelse av Bleikvassli malmens mineralogi og petrografi, og malmens geologiske historie forsøkes tolket ved hjelp av dens mineralstrukturer ... -
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 ... -
Geology and metamorphic evolution of the Roan area, Vestranden, Western Gneiss Region, Central Norwegian Caledonides.
(NGU Bulletin (413), Journal article, 1988)Forkortet.In the gneiss area of northern Vestranden, kilometre-scale upright domes andbasins refold tight and isoclinal folds of banded amphibolite facies ortho-gneisses and supracrustal rocks. In the Roan area, a major ... -
Grundfjeldstektoniske studier omkring Moss (SØ-Norge). En foreløbig meddelelse.
(NGU (247), Journal article, 1967) -
Grunnfjellet omkring Tangen, østsiden av Mjøsa.
(NGU (211), Journal article, 1960)Petrographic and structural investigations were made in a Precambrian area east of lake Mjøsa, southern Norway. The rocks, mainly granitic and dioritic, are mostly mylonitised and brecciated. Some of the fault zones are ... -
High-temperature ultramafic complexes in the North Norwegian Caledonides: I - Regional setting and field relationships.
(NGU Bulletin (405), Journal article, 1986)Forkortet.Four major (25-100 km\u00B2) ultramafic complexes were developed in the Sørøy Nappeduring the second phase of Finnmarkian deformation in the North NorwegianCaledonides. They were emplaced into layered mafic ... -
Igneous and metamorphic rocks of the Øksfjord area, Vest-Finnmark. Eruptive og metamorfe bergarter i Øksfjordområdet, Vest-Finnmark.
(NGU (188), Journal article, 1954)The principal rock of the Øksfjord area is gabbro gneiss, in hand specimen having the appearance of ordinary igneous gabbro but in the field showing conspicuous layering. Thick layers of syenite and thin layers of anorthosite ... -
II. Sørfolden-Riksgrænsen
(NGU (79), Journal article, 1917)The present paper is a text to the maps \"Sørfolden\" and \"Riddoalgge\" situated in Nordland between 67o20' and 67o40' N. The geological surveys were made during the summers of 1914, 15 & 16. The annexed map is a reduction ... -
Kisdistriktet Varaldsøy-Ølve i Hardanger og bergverksdriftens historie.
(NGU (147), Journal article, 1955)When Steinar Foslie suddenly passed away in november 1951, he had finished the geological map here presented: \"Kisdistriktet Varaldsøy-Ølve i Hardanger\", based on field-work during 1942-49. Furthermore his M.S. contained ... -
Kort beskrivelse av bergartene.
(NGU Bulletin (155), Journal article, 1940)Petrographic inspection of the rocks reveals that all of them, both sedimentary and igneous, are metamorphic. The igneous rocks are gabbroic and trondhjemitic. The rocks of gabbroic origin (among them probably hypabyssal ...