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Om tilgodegjørelse av kalifeltspatens kaliinhold.
(NGU (109), Journal article, 1922)(forkortet) A review is given of the possibilities of Norway providing her re- quirements of potash by utilizing the raw materials witch are to be found within her boundaries, especially the feldspars. Hitherto Norway has ... -
Om torvmyrer i Norge og deres tilgodegjørelse. Anden del
(NGU (24), Journal article, 1897)Forkortet: 1. The occurrence of peat-mosses. The peat occurs most abundantly in the neighbourhood of the coast line owing to the greater humidity of the climate there. The different kinds of mosses and their characetristics ... -
Om torvmyrer i Norge og deres tilgodegjørelse. Første del
(NGU (20), Journal article, 1896)Forkortet: 1. The method of investigation. Maps of the mosses are made to the scale of 1:5000 and printed in the scale of 1:20 000. The depths are stated by borings, and specimens from the different layers studied. The ... -
Om torvmyrer i Norge. Tredje del
(NGU (38), Journal article, 1904)Forkortet: The book is the third and concluding volume of the book, that has been printed as the numerous 20 and 24 of the publications of the Geological Survey of Norway. The volume contains detailed descriptions of mosses ... -
Om vegetationsforsøk med glimmermineralerne biotit og sericit som kalikilde
(NGU (114), Journal article, 1922)Im Voranstehenden wird \u00FCber Vegetationsversuche berichtet, die auf Veranlassung des Rohstoffkomitees des norwegischen Staates im botanischen Institut der landwirtschaftlichen Hochschule Norwegens diesen Sommer vorgenommen ... -
On "The nature of the basement contact". Critical comments on Chr. Oftedahl's paper in Norges Geologiske Undersøkelse, nr. 227, 1964.
(NGU (234), Journal article, 1965) -
On kink-zone development and metamorphic differentiation in the low-grade schists of Norwegian Sulitjelma.
(NGU (247), Journal article, 1967)The common minor scale kink-zones of upper levels of the Furulund schists of eastern Norwegian Sulitjelma generally do not occur in conjugate pairs: usually only the member with northwest dipping axial plane is developed ... -
On the composition, distribution and genesis of continental oxidate sediments
(NGU Bulletin (427), Journal article, 1995) -
On the form and mode of emplacement of the Herefoss granite.
(NGU (214A), Journal article, 1963)Det geologiske kart over S.Ø. Aust-Agder er dominert av to nesten sirkelrunde granittmassiver, Herefossgranitten (Birkelandsgranitten) og Grimstadgranitten (Fevikgranitten). Et kart over den geologiske omgivelse av disse ... -
On the formation of a carbonate-bearing ultrabasic rock at Kviteberg, Lyngen, northern Norway.
(NGU (205), Journal article, 1959)An area of crystalline dolomite, schists, and gneiss including an ultrabasic body at 60 degrees 35' N and 20 degrees 18' E is described petrographically and structurally. The ultrabasic rock contains enstatite, olivine, ... -
On the gneisses from a part of the north-western gneiss area of Southern Norway.
(NGU (173), Journal article, 1949)The north-western part of Southern Norway is an area mainly of gneisses, formerly regarded as entirely of Archean age. In later years a number of writers have maintained that parts of the gneisses are Caledonian migmatites ... -
On the presence of minerals of the linnaeite in some copper ores from the Raipas formation of Northern Norway.
(NGU (200), Journal article, 1957)Two minerals of the linnaeite series, A3S4, have been identified and examined in ores from two localities in the Alta district of Finnmark. Their compositions show them to be siegenite and carrollite, respectively. Associated ... -
On the tectonic relations of the Devonian complex of the Røragen area, East Central Norway.
(NGU (223), Journal article, 1963)In 1961, by chance, the author observed strata within the Devonian complex at Røragen. As the complex was earlier believed to be faulted only, the athor revisited the area in 1962. In the present paper the field relations ... -
On the variolitic structure.
(NGU (223), Journal article, 1963)The article presents detailed descriptions of the variolitic structure in selected minor intrusions and lavas. The evidence indicates that the varioles formed by liquid segregation rather than by spherulitic crystallization. -
Opdyrkning af lerfaldet i Værdalen
(NGU (14), Journal article, 1894)A great land-slip occurred along the river in the Værdalen valley (east of the Trondhjemsfjord) on the 19th of May 1893. Mr. Werenskiold has analysed the earths, clay and sand, from the landslip-region, and on basis of ... -
Ophiolitic ultramafites in the Folldal-Røros tract, and their Cr-(PGE) mineralisation
(NGU Bulletin (433), Journal article, 1997) -
Oplysninger til Blakstads jordbundskart over Trondhjems omegn
(NGU (32), Journal article, 1901)Forkortet: Most of the area represented on the map consists of marine clay which is left white on the map p.113. The finely striated parts are sandy clay and the finely dotted parts are sand. River gravel is designated ... -
Oppland. Beskrivelse til kvartærgeologisk landgeneralkart.
(NGU (187), Journal article, 1954)The present map of the quaternary deposits of Oppland was prepared on the general principles applied to the preceding map of Oslo and outlined in the accompanying publication, NGU no. 176. As the ice front retired and the ... -
Oppsprekning, topografi og vannføring i massive dypbergarter. Meddelelser fra Vannboringsarkivet nr. 4.
(NGU (195), Journal article, 1956)Relations between jointing, topography and ground water in massive igneous rocks. In a printed lecture on the hydro-geology of Norwegian rocks (see Nor- wegian text), the author mentions the larvikite and nordmarkite area ... -
Optegnelser fra Balsfjorden
(NGU (4), Journal article, 1891)Forkortet: The author gives some observations made on a tour along the shores of the Balsfiord, which goes inland from Tromsø; the occurrence of the rock described by Rosenbusch as sagvandite, a mixture of enstatite and ...