[S-MP30] Supercontinents and Crustal Evolution

[SMP30-03] Geochemical characteristics of Post-collisional magmatic activities in the Sør Rondane Mountains, East Antarctica: Constrains to change of tectonic regime

*Masaaki Owada¹, Atsushi Kamei², Yasuhito Osanai³, Tsuyoshi Toyoshima⁵, Nobuhiko Nakano³, Tatsuro ADACHI³, Ippei Kitano⁴ (1. Graduate School of Science and Engineering for Innovation, Yamaguchi University, 2. Department of Earth Science, Shimane University, 3. Department of Earth Sciences, Faculty of Social and Cultural Studies, Kyushu University, 4. Hokkaido University Museum, Hokkaido University, 5. Niigata University)

Keywords:Antarctica, Gondwana suture zone, Sør Rondane Mountains, Granitic rocks, Asthenosphere