Essays about: "lithology"
Showing result 11 - 15 of 33 essays containing the word lithology.
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11. Downhole Physical Property Logging of the Blötberget Iron Deposit, Bergslagen, Sweden
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : Geophysical methods are frequently applied in conjunction with exploration efforts to increase the understanding of the surveyed area. Their purpose is to determine the nature of the geophysical response of the subsurface, which can reveal the lithological and structural character. READ MORE
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12. Characterization of the Hydrothermal Alteration around the Björkdal Au Deposit, Skellefte District, Sweden
University essay from Luleå tekniska universitet/Geovetenskap och miljöteknikAbstract : Sixteen samples from 8 locations within and surrounding the Björkdal mine area in northern Sweden were chosen in order to reevaluate and characterize previous interpretations of the lithology and hydrothermal alteration. Geochemical analysis by ICP-MS was made in order to chemically classify the lithology of the area and petrological studies were made by study of thin sections and core logging. READ MORE
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13. Temporal evolution of historic mafic lavas from Fogo, Cape Verde
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : The volcanic Island of Fogo that is situated near the end of the southern island chain in the archipelago of Cape Verde is one of the most active oceanic volcanoes in the world. The purpose of this study was to investigate temporal variations in lavas from Fogo by using whole rock major and trace elements and describe trends in magmatic differentiation, melting systematics and mantle source compositions. READ MORE
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14. Diatom analyses of sediment from Himmerfjärden estuary, southern archipelago of Stockholm : has the water discharge from a constructed sewage treatment plant led to eutrophication?
University essay from Södertörns högskola/Institutionen för naturvetenskap, miljö och teknikAbstract : A sediment core from Himmerfjärden estuary, south of Stockholm, was examined to detect records of eutrophication on the site since the opening of the sewage treatment plant Himmerfjärdsverket in 1974. The core was analysed with respect to the diatom record and lithology. READ MORE
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15. A palynological study across the Ordovician Kinnekulle bentonite, Sweden
University essay from Lunds universitet/Geologiska institutionenAbstract : A palynological analysis across the Ordovician (Sandbian) Kinnekulle bentonites in south Central Sweden has been performed. The sedimentary successions were recovered from the Borenshult -1 drillcore in the Motala area, south central Sweden. The lithology is dominated by mudstones and two thick bentonite beds. READ MORE