[S-GL24] Crustal evolution in collision zones and its impacts on Earth's habitability

[SGL24-P01] Contrasting Mg−K isotopic systematics of ultrapotassic volcanic centers and its link to source and processes

*Kwan-Nang Pang¹, Yang Sun², Fang-Zhen Teng³, Shihong Tian⁴, Sun-Lin Chung^1,5, Mohammad Hossein Zarrinkoub⁶ (1. Institute of Earth Sciences, Academia Sinica, 2. School of Geosciences, Yangtze University, Wuhan 430100, Chin, 3. Isotope Laboratory, Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195, 4. School of Earth Sciences, East China University of Technology, Nanchang 330013, China, 5. Department of Geosciences, National Taiwan University, Taipei 10617, Taiwan, 6. Department of Geology, University of Birjand, Birjand, Iran)

キーワード：ultrapotassic, metasomatism, mantle, Mg isotopes, K isotopes, collision zone