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Ayasegawa Terrace Deposit

• Coherent formation
• Pleistocene (ca. 70 ka)

• Sedimentary facies: Fluvial
• Lithofacies: Gravels, Sands, Mud

• Thickness: ca. 5 - 7 m
• Upper limit: Unconformity (Musashino Loam, Tachikawa Loam)

• Distribution: Ayase river - Motoarakawa river, Saitama pref.

• Naya and Yasuhara (2014) Geology of the Konosu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 82p. (in Japanese with English abstract 3p.)