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Ty-12 Tephra

• Tephra
• Miocene (18.4 Ma, U-Pb; 16.6 Ma, FT)

• Lithofacies: Tephra

• Host: Maki Siltstone Member

• Distribution: Gifu pref.

• Yamasaki et al. (2020) Geology of the Akechi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 120p. (in Japanese with English abstract 5p.)