Blar i Artikler på emneord "ANALYSE"
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An evaluation of the determination of heavy metals, barium and phosphorus in sea-bed sediments
(NGU Bulletin (430), Journal article, 1996)An evaluation of the results obtained by following established procedures for collection and analysis of sea-bed sediments indicates that there is an acceptable reproducibility using nitric acid extraction and subsequent ... -
Den kemiske sammensætning av Spitsbergen - Bjørnøykul
(NGU (112), Journal article, 1923)The present paper contains analyses of arctic coals from Spitzbergen and the Beeren Island, partly previous published in various geological papers on these islands, but chiefly unpublished analyses from the last years. The ... -
Origin of shallow gas in Skagerrak and Kattegat - evidence from stable isotopic analyses and radiocarbon dating
(NGU Bulletin (430), Journal article, 1996)In the Danish coastal waters of northern Kattegat - southern Skagerrak, methane occurs both within sediments and as numerous gas seeps. -
Regional distribution of manganese, phosphorus, heavy metals, barium and carbon in sea-bed sediments (0-2 cm) from the northern part of the Norwegian Skagerrak
(NGU Bulletin (430), Journal article, 1996)The regional distribution of manganese, phosphorus, heavy metals, barium and organic carbon in sea-bed sediments (0-2cm) from the northern part of the Norwegian Skagerrak has been mapped and the results discussed in the ... -
Seasonal variations of fluoride content in groundwater from wells drilled in bedrock
(NGU Bulletin (435), Journal article, 1999)The aim of the present study was to investigate seasonal variations in the concentration of fluoride in water samples from bedrock groundwater in the county of Hordaland. Water samples from 42 deep wells were obtained once ... -
Temporal variations in the transport of the mine tailings through the Knabenå-Kvina river system, and into the Fedafjord, Norway
(NGU Bulletin (430), Journal article, 1996)Mine tailings from the Knaben Molybdenum Mines were discharged into two lakes in the headwatr area of the Knabeåna-Kvina drainage basin in the period 1918- 1973. A dam was built downstream of the two lakes in 1976 to prevent ... -
The hydrogeochemistry of Norwegian bedrock groundwater - selected parameters (pH,F,Rn,U,Th,B,Na,Ca) in samples from Vestfold and Hordaland, Norway
(NGU Bulletin (432), Journal article, 1997)Over 300 samples of bedrock groundwater from Hordaland county and the Oslo rift lithologies of Vestfold county have been collected and analysed for radon and fluoride. A selection of 150 samples have been analysed for a ... -
The significance of analytical procedure in geochemical and environmental studies
(NGU Bulletin (427), Journal article, 1995)