Selaus nimekkeen mukaan kokoelmassa 1171 Geotieteet
Viitteet 18-22 / 22
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Petrogenetic description and 3D-modelling of brucite mineralization in the Gåsgruvan marble quarry, Western Bergslagen
(Åbo Akademi, 2018)The Gåsgruvan quarry is located as a marble lens in the magmatic Bergslagen region in central Sweden. The deposit is hosted by 1.9-1.88 Ga Svecokarelian felsic metavolcanics and is exposed to igneous intrusions of different ... -
Structural interpretation of graphite-bearing black schist in Aitolampi area, Eastern Finland
(Åbo Akademi, 2018)Graphite is a mineral consisting of layers of carbon stacked on top of each other. One layer of carbon is called graphene and forms a two-dimensional lattice. Naturally occurring graphite belongs to the European Union’s ... -
The dyke porphyries in Kiirunavaara - geology, geochemistry, mineralogy, and age
(2024)The Kiirunavaara iron oxide-apatite (IOA) ore deposit in the Norrbotten county of northern Sweden is well-known worldwide as it has been studied extensively throughout decades and is the largest IOA deposits known to this ... -
Tonalit migmatit i södra Finland : åldersbestämning och petrografisk analys
(Åbo Akademi, 2019)I denna avhandling studerades tonalit migmatit från Nylandsbältet i södra Finland. Området är beläget i Svekofenniska orogenesen som har en komplex tektonisk utveckling som inträffade 1920–1770 Ma. Bergarten undersöktes ... -
Tonalitic Melt Formation from Amphibolite in Hanko Archipelago
(2022)Water-fluxed and dehydration melting have critical roles in tonalitic melt production in orogenic belts. The melting of amphibolite at middle-lower crustal depths is usually caused by influx of externally derived hydrous ...