Browsing NGU Open Archive by Subject "ALUNSKIFER"
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250 A : Uran og thorium i Norge : 250 B : The lead and zinc bearing veins at Tråk in Southern Norway : 250 C : Kongsberg Sølvverk (NGU (250 A), Journal article, 1967)
A compilation of previously published geochemical data on the lower Cambro-Silurian sedimentary sequence, including the alum shales of the Oslo region (NGU-Rapport (2009.053), Report, 2009)As part of understanding the lithological variations of the exotic alum shales outcropping in the Oslo Rift (Fig.1), and how these represent different mineralogical, geochemical, and geomechanical properties, it is helpful ...
(NGU (203), Journal article, 1958)Investigations of the black Alum shales in the Oslo Region initiated the systematical prospecting for uranium in Norway. The Alum shales is a black shale formation in the Cambrian system in Southern Norway. The outcrops ...
(NGU (250 A), Journal article, 1967)In this short publication is mentioned what we today know on uranium and thorium in Norway. U occurs accessory in gneisses and granites, dispersed in Cambrian shales, associated with quartz and calcite in brecciated zones, ...