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Tomidayamajodoro Tephra Yoshida et al., 1991

• Type locality: Tomida-Yamajo road, Yokkaichi city, Mie prefecture
• Tephra
• Pliocene

• Lithofacies: Vitreous volcanic ash

• Host: Yamanoisshiki Member
• Thickness: 130 cm

• Distribution: Tomida-Yamajo road, Yokkaichi 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.)