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Middle Terrace Deposit

Invalid synonym: Kakizaki Formation, Iwano Formation

• Type locality: Agewa, Kashiwazaki city, Niigata prefecture
• Coherent formation
• Pleistocene
• Correlation: Haranomachi Formation

• Lithofacies: Gravels, Sands, Silt
• Lithofacies (Minor): Peat

• Thickness: 20 - 30 m
• Upper limit: Conformity (Katamachi Sand Bed)
• Lower limit: Unconformity

• Distribution: Agewa - Kasajima, Kashiwazaki city, Niigata pref.; Yoneyama river - Kanaya, Kakizaki, Joetsu city, Niigata pref.
• Fossils: Elephants (Teeth), Shellfishes, Plants (Juglans mandschurica var. sachalinensis, Nuts), Diatoms

• Takeuchi et al. (1996) Geology of the Kakizaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 48p. (in Japanese with English abstract 5p.)