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Higher Terrace Deposit

• Coherent formation
• Terrace deposit
• Pleistocene
• Correlation: Ainokaze Formation

• Lithofacies: Sands, Gravels

• Thickness: 500 m
• Upper limit: Unconformity (Kubiki Loam, Yamamotoyama Loam)
• Lower limit: Unconformity (Tamugigawa Formation, Saruhashi Conglomerate Member)

• Distribution: Yamamotoyama Terrace - Mount Fujizukayama, Sanwa ward, Joetsu city, Niigata pref.; Iwanohara Vineyard, Joetsu city, Niigata pref.; Bessho - Mount Mikaburi, Itakura ward, Joetsu city, Niigata pref.; Uenohara, Arai, Myoko city, Niigata pref.
• Fossils: Plants, Diatoms (Freshwater)

• Takeuchi and Kato (1994) Geology of the Takada-tobu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 67p. (in Japanese with English abstract 5p.)