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Ichinohara Tephra Takemura, 1984

• Type locality: Biroku, Tado town, Kuwana city - Ichinohara, Inabe town, Inabe city, Mie prefecture
• Tephra
• Pliocene (2.9, 2.8 Ma, FT)
• Correlation: Masugi Tephra, Iwamori Tephra

• Lithofacies (Upper): Crystalline volcanic ash
• Lithofacies (Middle): Volcanic ash
• Lithofacies (Lower): Vitreous volcanic ash

• Host: Kono Formation, Ichinohara Formation
• Thickness: ca. 100 - 160 cm

• Distribution: Biroku, Tado town, Kuwana city, Mie pref.; Ichinohara, Inabe town, Inabe city, Mie pref.; Tashidagawa river, Inabe city, Mie pref.

• Yoshida et al. (1991) Geology of the Kuwana District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 154p. (in Japanese with English abstract 5p.)
• Harayama et al. (1989) Geology of the Gozaishoyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 145p. (in Japanese with English abstract 6p.)