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Ideguchi Tephra

Invalid synonym: Okubodani Tephra

• Tephra
• Pleistocene (1.0 Ma, FT)
• Correlation: Se-Tg

• Lithofacies: Volcanic ash

• Host: Dochu Formation

• Distribution: Tokushima pref.

• Noda et al. (2021) Geology of the Ikeda District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 150p. (in Japanese with English abstract 5p.)