GMPV
Geochemistry, Mineralogy, Petrology & Volcanology

#vEGU21 – Session in the Spotlight: From minerals to the dynamics of Earth’s interior: linking crystal chemistry, rheology and geodynamics across the scales

#vEGU21 – Session in the Spotlight: From minerals to the dynamics of Earth’s interior: linking crystal chemistry, rheology and geodynamics across the scales

In only 6 weeks the abstracts for the vEGU21 are already due! As always, the submission deadline is approaching way faster than we probably would like to, so it’s about time to think about a session you would like to submit your abstract to. However, in case you have not yet decided where you want to submit your abstract, we are happy to help! Every week from now on we will highlight some sessions on our blog to help you find the ONE out of almost 700 vEGU sessions!

You are working on multi-scale processes related to the dynamics and evolution of the Earth’s interior and you would like to get feedback from a truly multidisciplinary audience? Then todays session GD7.3 (co-organized by GMPV5): “From minerals to the dynamics of Earth’s interior: linking crystal chemistry, rheology and geodynamics across the scales” might be of interest for you. The session is convened by Anna Gülcher, Sebastian Ritterbex, Jac van Driel, John Hernlund and Patrick Cordier. The conveners say:

The dynamics and evolution of the Earth’s interior are controlled by a spectrum of processes covering a wide range of length- and timescales. Key planetary phenomena such as plate tectonics and mantle convection are in fact a symphony of interconnected multi-scale mechanisms. The coupling of rock deformation across the scales remains one of the fundamental challenges in terrestrial planet sciences. For this session we invite contributions on, but not restricted to, the following multi-scale topics coming from observations, experiments and modelling. Within this session we aim to stoke dialogue on how we can tackle the challenges of understanding the feedbacks between these processes:

~0.1-1 nm: Atomic scales, vacancies, diffusion

~1 nm-10 µm: Grain boundaries, dislocations

~10 µm-10 cm: Grain scale, grain-grain interactions

~1 mm-1 m: Banding, phase segregation

~1 m-1 km: Localized shear zones, faults

~10 km-100 km: Regional shear zone interactions, plate boundaries

~100 km-1000 km: Large-scale mantle deformation

So if you think your research fits in, submit your abstract here!

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Franziska Keller is PhD student at the Institute for Geochemistry and Petrology, at ETH Zürich. Her current work focuses on the understanding of long-term petrological cycles in silicic calderas of Japan applying different petrological and geochronological techniques.


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