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Middle I Terrace Deposit

• Coherent formation
• Pleistocene
• Correlation: Shimosueyoshi Formation

• Lithofacies: Gravels
• Lithofacies (Upper): Sands

• Thickness: 5 - 10 m
• Thickness (Upper): 50 cm

• Distribution: Koshijihara - Asahihara - Takatera town, Nagaoka city, Niigata pref.

• Kobayashi et al. (1991) Geology of the Nagaoka District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 132p. (in Japanese with English abstract 6p.)