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Hijiori Tuff Bed

• Tephra
• Pleistocene (10.7 ka, ¹⁴C; 9.7 ka, TL)

• Lithofacies: Pumiceous volcanic ash

• Source: Hijiori volcano
• Thickness: ca. 0.3 m or thinner

• Distribution: Miyagi pref.

• Kitamura et al. (1983) Geology of the Yoshioka District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 50p. (in Japanese with English abstract 5p.)