Essays about: "olivine"

Showing result 1 - 5 of 27 essays containing the word olivine.

  1. 1. A Petrographic and Paragenetic Characterization of the Ertelien Ni-Cu Deposit (Norway)

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Alena Niarezka; [2023]
    Keywords : Ertelien Ni-Cu deposit; ore geology; enrichment processes; nickel; cobalt; copper; optical microscopy; electron probe micro-analysis; critical metals; Ertelien Ni-Cu fyndighet; malmgeologi; anrikningsprocesser; nickel; kobolt; koppar; optisk mikroskopi; elektronsondsmikroanalys; kritiska metaller;

    Abstract : 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

  3. 2. Magmatic processes and storage beneath Heard Island, southern Indian Ocean

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Liu Chun Wei; [2023]
    Keywords : Heard Island; Clinopyroxene; Thermobarometry; Magma storage depth;

    Abstract : A young marine island called Heard Island is located in the southern Kerguelen Plateau in the Indian Ocean, a large igneous province created by the Kerguelen mantle plume. The two major geographic regions on Heard Island have two principal volcano-magmatic suites. READ MORE

  4. 3. Enhancing Mineral Carbonation of Olivine with CO2

    University essay from KTH/Kemiteknik

    Author : Ikaros Altantzis; [2023]
    Keywords : CO2 sequestration; Dissolution rate; Mineral carbonation; Olivine; Particle size; CO2-inlagring; Upplösningshastighet; Mineral kolsyrning; Olivin; Partikelstorlek;

    Abstract : Koldioxidutsläpp (CO2) från energiproduktionsindustrin och transportsektorn globalt påverkar miljön negativt. Länder har enats om att minska utsläppen för att nå målet om en genomsnittlig temperaturökning på 1,5 °C till 2030. READ MORE

  5. 4. Bio-enhanced silicate weathering : Coupled to sequestration of CO2

    University essay from Uppsala universitet/Limnologi

    Author : Marcus Westholm; [2022]
    Keywords : NETs; Bio-enhanced weathering; Carbon capture;

    Abstract : Weathering of silicate minerals has long been a known source of natural CO2 sequestration, that could be increased in the presence of microorganisms. Bio-enhanced weathering of silicate minerals could increase the sequestration of CO2 from the atmosphere. READ MORE

  6. 5. Petrography and Mineral Chemistry of the Sälskär Breccia (Alnö Alkaline Complex, Central Sweden)

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Vincent Gustafsson; [2022]
    Keywords : Alnö alkaline complex; diatreme; melilitite; pelletal lapilli; volcanic breccia; Alnö alkalina område; diatrem; melilitit; pelletal lapilli; vulkanisk breccia;

    Abstract : Primitive magmas can provide important details about the mantle from which they are derived. In this thesis, petrographic observations and new mineral chemistry analyses of the Sälskär breccia from the Alnö alkaline complex, central Sweden, are reported. READ MORE