Tristan Montagnon, James Hollingsworth, Erwan Pathier, Univ. Grenoble Alpes, Univ. Savoie Mont Blanc, CNRS, IRD, Univ. Gustave Eiffel, ISTerre, 38000 Grenoble, France, France; Mathilde Marchandon, Department of Earth and Environmental Sciences, Ludwig-Maximillians-Universität München, Germany, Germany; Mauro Dalla Mura, Univ. Grenoble Alpes, CNRS, Grenoble INP (Institute of Engineering Univ. Grenoble Alpes), GIPSA-lab, 38000 Grenoble, France, France; Sophie Giffard-Roisin, Univ. Grenoble Alpes, Univ. Savoie Mont Blanc, CNRS, IRD, Univ. Gustave Eiffel, ISTerre, 38000 Grenoble, France, France