1. Université Clermont Auvergne, CNRS, IRD, OPGC, Laboratoire Magmas et Volcans Clermont‐Ferrand France
2. Now at Department of Earth Sciences University of Geneva Geneva Switzerland
3. Observatoire Volcanologique et Sismologique de Guadeloupe (OVSG), IPGP, UMR 7154, CNRS, Le Houëlmont, 97113 Gourbeyre Guadeloupe France
4. Department of Geology and Environmental Science University of Pittsburgh Pittsburgh PA USA