Aspect ratio of quartz grains as a quantitative strain rate indicator: Comparison between optical and EBSD-based analysis on experimentally recrystallized quartz

Kazuma Nakakoji

Presentation information

[E] Oral

S (Solid Earth Sciences ) » S-MP Mineralogy & Petrology

[S-MP31] Deformation, metamorphism, and tectonics: Exploring the solid Earth dynamics via rocks

Mon. May 25, 2026 10:45 AM - 12:15 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

Chairperson:Nagaya Takayoshi(Waseda University), Fukushima Ryo(Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology)

11:00 AM - 11:15 AM

[SMP31-02] Aspect ratio of quartz grains as a quantitative strain rate indicator: Comparison between optical and EBSD-based analysis on experimentally recrystallized quartz

*Kazuma Nakakoji¹, Ichiko Shimizu², Katsuyoshi Michibayashi³ (1. The University of Tokyo, 2. Kyoto University, 3. Nagoya University)

Keywords:Quartz, High-PT deformation experiment, Dynamic recrystallization, Dislocation creep, Image analysis

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