1. ISTerre, CNRS, IRD, IFSTTAR University Grenoble Alpes Grenoble F‐38000 France
2. Vernadsky Institute of Geochemistry and Analytical Chemistry Kosigin str 19 Moscow 117991 Russia
3. CODES University of Tasmania Hobart TAS 7001 Australia
4. GEOMAR Helmholtz Centre for Ocean Research Kiel Germany
5. Institute of Geosciences Kiel University Kiel Germany
6. Department of Terrestrial Magnetism Carnegie Institution of Washington 5241 Broad Branch Rd NW Washington DC 20015 USA
7. Japan Agency for Marine‐Earth Science and Technology (JAMSTEC) Yokosuka Japan
8. Faculty of Social and Cultural Studies Kyushu University Fukuoka Japan
9. Central Science Laboratory University of Tasmania Hobart TAS 7001 Australia
10. Institut de Physique du Globe de Paris University of Paris CNRS Paris F-75005 France
11. Geosciences Montpellier University of Montpellier Montpellier 34095 France