Browsing Artikler by Subject "MIKROSKOPERING"
Now showing items 1-10 of 10
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An occurrence of unusual minerals at Bidjovagge, Northern Norway.
(NGU (266), Journal article, 1970)A complex titanium mineral containing abundant vanadium, and iron is described. The distribution of minor cerium, yttrium and scandium characterizes the two phases of which the mineral is comprised. As associate minerals ... -
En mikroskopisk undersøkelse av en del av Røros-malmene.
(NGU (228), Journal article, 1964)A microscopic examination of a collection of polished sections from some of the ores in the Røros area was carried out and the different ore minerals were described. The replacement processes and the age sequences of some ... -
Et funn av pseudotachylitt i S. Trøndelag, og en teori for dannelsen.
(NGU (211), Journal article, 1960)(forkortet) A new locality of pseudotachylite, and a theory of formation: A new locality of pseudotachylite, in southern Trøndelag, southern Norway is described. The geology of the area in which it occurs has been described ... -
Feltspat I. Feltspatmineralenes egenskaper, forekomst og praktiske utnyttelse med særlig henblikk på den norske feltspatindustri.
(NGU (128A), Journal article, 1926)The present publication is a description, in non-technical language, of the properties, geological mode of occurrences, exploitation, and uses of feldspar with special reference to the Norwegian feldspar industry. Systematic ... -
Kullblendeførende breksje ved Hof, Solør.
(NGU (213), Journal article, 1961)The breccia has possibly connection with the Permian faults in Rendalen, farther north, and the coal blend is probably derived from the dark Cambrian shale, once deposited on the Precambrian peneplane. A number of minerals ... -
Mikropaleontologiens teknikk.
(NGU (203), Journal article, 1958)Technique of micropaleontology: The article describes the treatment of Formanifera samples from Norwegian Late Pleistocene marine clays. The samples is collected with a thin-wall, stationary piston samper with entrance ... -
Note on "birds-eye" textures in some Norwegian pyrrhotite-bearing ores.
(NGU (211), Journal article, 1960)Three specimens, one from Råna, Nordland County, one from Lillefjellklumpen, Grong, Nord-Trøndelag County and one from Karmøy, Rogaland County, have been examined in polished sections. They all show the typical \"birds-eye\" ... -
Note on gel structures in a pyrite bed, the Grong district.
(NGU (205), Journal article, 1959)I en kisblokk som ble funnet ved NGU's blokkleting vest for Tunnsjøen i Grongfeltet forekommer det gelstrukturer, se fig. 1 og 2. Slike strukturer anses i alminnelighet å tyde på syngenetisk dannelsesmåte, og de bekrefter ... -
Zur Petrographie des Valdres-Sparagmites zwischen Bitihorn und Langsuen/Valdres (Süd-Norwegen).
(NGU (243B), Journal article, 1967)Der Valdres-Sparagmite zwischen Bitihorn und Langsuen zeigtfolgende Ausbildungsarten: 1. Langsu-Formation (400 m) a)Muskovit-Epidot-Aktinolith-Schiefer mit klastischen Hornblende, b)Plagioklas- und epidotreiche Sparagmite ... -
Zur Stratigraphie und Petrographie des Valdres-Sparagmites und der Mellsenn-Gruppe bei Mellane/Valdres (Süd-Norwegen).
(NGU (243A), Journal article, 1967)In der vorliegenden Arbeit wird in Zusammenhang mit den tektonischen Ergebnissen von R.P. Nickelsen (s. S. 99) eine Stratigraphie und Petrographie des Valdres-Sparagmites und der Gesteine gegeben, die in der Literatur unter ...