Essays about: "ultramafisk"

Found 2 essays containing the word ultramafisk.

  1. 1. Lejarfjället Garnet(?) Peridotite – Origin and Petrological Characterization of Symplectitic Aggregates in Ultramafic Rocks

    University essay from Uppsala universitet/Mineralogi, petrologi och tektonik

    Author : Felicia Eriksson; [2022]
    Keywords : ultramafic; high-pressure metamorphism; peridotite; garnet breakdown; Scandinavian Caledonides; ultramafisk; högtrycks metamorfos; peridotit; granat; skandinaviska kaledoniderna;

    Abstract : Ultramafic rocks are abundant in the Earth’s mantle but rare on the surface. Since no in-situ samples from the mantle can be collected, mantle rocks provide knowledge of mechanisms operating in the mantle and large-scale processes that brought them up to the surface. READ MORE

  3. 2. Robust U-Pb baddeleyite ages of mafic dykes and intrusions in southern West Greenland : constraints on the coherency of crustal blocks of the North Atlantic Craton

    University essay from Lunds universitet/Geologiska institutionen

    Author : Mimmi Nilsson; [2009]
    Keywords : geography; geology; West Greenland; mafic dykes; U-Pb baddeleyite; crustal blocks; North Atlantic craton; Earth and Environmental Sciences;

    Abstract : Popul�rvetenskaplig sammanfattning: Studien �r en del av ett st�rre projekt (LIP-projektet) som syftar till att med hj�lp av exakta dateringar av diabasg�ngar rekonstruera kontinenternas l�ge f�r c:a 2.5 miljarder �r sedan. READ MORE