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Middle II Terrace Deposit

• Coherent formation
• Pleistocene

• Lithofacies: Gravels
• Sedimentary structures: Imbrication

• Thickness: 5 - 30 m or thicker

• Distribution: Sekihara town, Nagaoka city, Niigata pref.; Katakai town, Ojiya 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.)