Search for dissertations about: "Johan Hogmalm"
Found 2 swedish dissertations containing the words Johan Hogmalm.
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1. Crystallization and Differentiation Processes in the Thin Layered Alkali Gabbroic Intrusions of the Ulvö Gabbro Complex, Central Sweden
Abstract : Fractional crystallization of magma is a commonly invoked mechanism for chemical differentiation in systems that range from volcanoes to entire planets. However, the processes that control separation of crystals and liquids in natural systems remain controversial, since the dynamics of crystallizing magma chambers cannot be studied directly. READ MORE
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2. Constraining the timing of veins, faults and fractures in crystalline rocks by in situ Rb-Sr geochronology
Abstract : Precambrian cratons are continent cores archiving the oldest crustal histories on Earth. The crystalline basement of cratons is typically characterized by complex arrays of multiple fracture and fault generations hosting minerals formed by fluids flowing through fracture networks. READ MORE