Essays about: "elektronmikrosondanalys"
Found 5 essays containing the word elektronmikrosondanalys.
-
1. A Petrographic and Paragenetic Characterization of the Ertelien Ni-Cu Deposit (Norway)
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : The escalating demand for metals driven by advancements in renewable energy technologies and hightech products has underscored the significance of understanding and characterizing ore deposits. This study focuses on the Ertelien Ni-Cu deposit in Norway, a region rich in nickel, cobalt, and copper resources—essential components for the transition to a sustainable energy future. READ MORE
-
2. Baggalútar from Hvalfjörður (Iceland): Enigmatic spheroids of hydrothermally altered basaltic tephra
University essay from Uppsala universitet/Mineralogi, petrologi och tektonikAbstract : Baggalútar are well-rounded spheroids that typically measures 16-18 mm in size and have a brownreddish appearance. They can be found in the Hvalfjörður bay in SW Iceland. READ MORE
-
3. Characterization of the cobalt content in zinc ore from Zinkgruvan, Sweden
University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurserAbstract : Zinkgruvan is a stratiform Zn-Pb-Ag deposit located in the Bergslagen ore district in south central Sweden. Elevated concentrations of cobalt have been detected in zinc ore from the mine. READ MORE
-
4. Cr-spinels in the Franklinian Mobile Belt : a geochemical record of Paleozoic tectonics
University essay from Stockholms universitet/Institutionen för geologiska vetenskaperAbstract : The chemical compositions of Cr-spinel extracted from mafic and ultramafic rocks collected on Ellesmere Island in the Arctic Canadian Archipelago were obtained through electron microprobe analyses. The extensively altered rocks are sampled from rock units in the Franklinian MobileBelt, which is representative of a Paleozoic tectonically active oceanic regime of which little is presently known. READ MORE
-
5. Experimental zircon alteration and baddeleyite formation in silica saturated systems : implications for dating hydrothermal events
University essay from Lunds universitet/Geologiska institutionenAbstract : Populärvetenskaplig sammanfattning: Åldersbestämning av fluidrelaterade händelser. Zirkon och baddeleyit är mineral som kan användas för att åldersbestämma bergarter genom radiometriska metoder. När mineralen bildas bygger de in uran i sin struktur, men inte bly. READ MORE