Brittle Asperities and Stick-Slip Motion: Insight from Friction Experiments along A Gabbro/Marble Interface

Shiqing Xu1, Shigeru Takizawa2, Eiichi Fukuyama3, Futoshi Yamashita4, Kazuo Mizoguchi2,5 and Hironori Kawakata2,6, (1)Southern University of Science and Technology, Department of Earth and Space Sciences, Shenzhen, China, (2)National Research Institute for Earth Science and Disaster Prevention, Tsukuba, Japan, (3)Kyoto University, Department of Civil and Earth Resources Engineering, Graduate School of Engineering, Kyoto, Japan, (4)National Research Institute for Earth Science and Disaster Resilience, Tsukuba, Japan, (5)CRIEPI, Abiko, Japan, (6)Ritsumeikan University, Kusatsu, Japan