Muriel Laurencin¹, Satish Chandra Singh^2,3, Nugroho Hananto⁴, Helene Delphine Carton⁵, Kyle E Bradley⁶, Sudipta Sarkar⁷, Paul Tapponnier¹ and Mirage 2 cruise participants, (1)Earth Observatory of Singapore, Singapore, Singapore, (2)IPG Paris, Paris Cedex 05, France, (3)Earth Observatory of Singapore, Nanyang Technological University, Singapore, Singapore, (4)Indonesian Institute of Sciences, Bandung, Indonesia, (5)Institut de Physique du Globe de Paris, Paris, France, (6)Nanyang Technological University, Earth Observatory of Singapore, Singapore, Singapore, (7)Science Education and Research, Earth and Climate Science Indian, Pune-411008, India