The Preseismic and Postseismic Phases of the ∼700‐km Deep M w7.9 Bonin Islands Earthquake, Japan

• Published in: Geophysical research letters Vol. 47; no. 1
• Main Authors: Gardonio, B., Schubnel, A., Das, S., Lyon‐Caen, H., Marsan, D., Bouchon, M., Kato, A.
• Format: Journal Article
• Language: English
• Published: 16.01.2020
• Subjects: Deep‐focus earthquakes; Foreshocks; Metastable Olivine Wedge; Omori‐decay; Subduction zones; Transformational Faulting

The 30 May 2015 M w 7.9 Bonin Islands earthquake, Japan, is one of the largest deep‐focus earthquakes ever recorded. Its occurrence, close to 700‐km depth, in an area without any known historical seismicity, along with its magnitude, was a surprise to scientists. Deep earthquakes are generally belie...