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Takamoriyama Formation Kudo, 2005

• Type locality: Fukamochi, Towada city, Aomori prefecture
• Coherent formation
• early - middle Pleistocene (Tephra)

• Sedimentary facies: Fluvial
• Lithofacies: Gravels, Interbedded sands and gravels, Interbedded sands and silt

• Thickness: 10 - 20 m
• Upper limit: Unconformity (Tengutai Tephra Group)
• Lower limit: Unconformity (Togawa Formation)

• Distribution: Fukamochi - Yagami, Towada city, Aomori pref.; Mount Takamori, Towada city, Aomori pref.; Higuchi, Towada city, Aomori pref.

• Kudo (2005) Geology of the Towada District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 79p. (in Japanese with English abstract 3p.)