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*Yutaka Takahashi
Geological Survey of Japan, AIST
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Deung-Lyong Cho
Korea Institute of Geoscience and Mineral Resources (KIGAM)
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Jianren Mao
Nanjing Institute of Geology and Mineral Resources, China Geological Survey (CGS Nanjing)
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Aya Katsube
Geological Survey of Japan, AIST