Essays about: "granite"

Showing result 1 - 5 of 43 essays containing the word granite.

  1. 1. Resolving temporal links between the Högberget granite and the Wigström tungsten skarn deposit in Bergslagen (Sweden) using trace elements and U-Pb LA-ICPMS on complex zircons

    University essay from Lunds universitet/Geologiska institutionen

    Author : Anders Plan; [2020]
    Keywords : Bergslagen; Wigström; Högberget; geochronology; geochemistry; U-Pb; REE; trace element; zircon; hydrothermal zircon; LA-ICPMS; SEM; skarn; tungsten; wolfram; scheelite; deposit; ore; critical raw material; Earth and Environmental Sciences;

    Abstract : Combined U-Pb and REE trace element LA-ICPMS analyses were performed on zircons, from the scheelite-bearing Wigström skarn, associated micro-granitic dykes and the highly evolved parental Högberget (sensu stricto) granite. Combined systematic of zircon typology and microtextures, trace elements and isotopic chemistry suggest the presence of several diverse zircon types, spanning from early- to late- magmatic stage into a hydrothermal stage. READ MORE

  2. 2. Fluid inclusions and geochemistry of the Peña del Seo W-deposit, northwest Spain : Controlling mechanisms for tungsten deposition

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Sara Bergström; [2020]
    Keywords : Greisen-system; fluid inclusion; tungsten; granite; northwestern Spain;

    Abstract : The Peña del Seo tungsten deposit in northwestern Spain is situated in the tin (Sn)-tungsten (W) metallogenic province of Europe − one of the richest tin-tungsten (tantalum-lithium) mineral provinces in the world. The European Union’s current goal is to become self-sufficient of these commodities in the near future and the iTARG3T project was launched in order to improve the understanding and provide innovative exploration methods of these types of deposits. READ MORE

  3. 3. Awaken, My Love!

    University essay from Lunds universitet/Institutionen för arkitektur och byggd miljö

    Author : Erik Lönnbro Fukino; [2019]
    Keywords : Urban development; Public space; transformation; repurposing; historial context; museum; flexible space; Arts and Architecture;

    Abstract : After recieving the diplomas from the idea competition win together with two colleagues nothing really happened in the Granite Castle in Itäsatama, Hanko. Some makeshift flea markets and coffee booths were put in the empty shell of the previous granite quarry but in the greater scale it remained a shadow from its former past. READ MORE

  4. 4. Structural control on the Peña del Seo tungsten-greisen vein deposit, northwest Spain

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Ida Kronsell; [2019]
    Keywords : Vein deposit Greisen Tungsten;

    Abstract : Tungsten is listed on the European Commission list of critical raw materials that are crucial to Europe’s economy. By raising awareness of tungsten as a critical raw material the EU can prioritise to enhance exploration, mining and recycling of tungsten. READ MORE

  5. 5. Evaluating the interaction between CC-studs and pavement

    University essay from Uppsala universitet/Tillämpad materialvetenskap

    Author : Elias Helou; [2019]
    Keywords : ;

    Abstract : Studded tyres are used in many countries around the world. Excessive wear of the road is the result when using studded tyres, and thus time of usage is limited or prohibited. A stud consists of a hard metal part enclosed in steel, aluminium, plastic or rubber, which is anchored in the tyre. READ MORE