[S-SS12] Fault Rheology and Earthquake Physics

[SSS12-P18] Macroscopic structure affected by creep cavitation and ductile fractures in crustal-scale faults at the base of the seismogenic zone

*Norio Shigematsu¹, Thomas Yeo², Kiyokazu Oohashi¹, Simon Richard Wallis³, Tatsuya Sumita⁴, Ayumu Miyakawa⁴, Takuma Katori⁵ (1. Research Institute of Earthquake and Volcano Geology, Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 2. Graduate School of Science and Technology, University of Tsukuba, 3. School of Science, The University of Tokyo, 4. Research Institute of Geology and Geoinformation, Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 5. Fossa Magna Museum)

Keywords:brittle-ductile transition, creep cavitation, ductile fractures, macroscopic structure