Instability induced by orthopyroxene phase transformation and implications for deep earthquakes below 300 km depth

Feng Shi1, Yanbin Wang2, Junfeng Zhang3, Tony Yu2 and Lupei Zhu4, (1)University of Chicago, Chicago, IL, United States, (2)The University of Chicago, Argonne, IL, United States, (3)China Univ Geosciences, Wuhan, China, (4)China University of Geosciences Wuhan, Wuhan, China