G. General session

[G-P-27] Occurrence and Significance of Igneous Rocks from Nokobiura, Naru Island, Goto Islands, Southwest Japan

*Tatsuo Kanamaru¹, Akinari Matsufuji², Mitsuhiro Nagata¹, Tomohiro Takaba³, Kuniyuki Furukawa⁴, Kenichiro Tani⁵ (1. College of Humanities and Sciences, Nihon University, 2. Kumamoto University, 3. Oita University, 4. Aichi University, 5. National Museum of Nature and Science)

Keywords:

Goto islands,Naru island,Obsidian,Pitchstone,Japan Sea opening