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Shimogo Formation Yamamoto, 1999

• Type locality: Shiono - Lake Tsurugaike, Shimogo city, Minamiaizu county, Fukushima prefecture
• Coherent formation
• Pleistocene

• Sedimentary facies: Fluvial
• Lithofacies: Gravels
• Lithofacies (Minor): Sands
• Sedimentary structures (Minor): Trough cross-stratification, Imbrication
• Paleocurrent: Northwest - East-Northeast

• Thickness (Overall): ca. 70 - 200 m
• Thickness (Fluvial): ca. 130 m
• Upper limit: Unconformity (Tsurugaike Debris Avalanche Deposit)
• Lower limit: Unconformity (Narioka Formation)

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Shiono - Lake Tsurugaike - Yagoshima, Shimogo city, Minamiaizu county, Fukushima pref.

• Yamamoto (1999) Geology of the Tajima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 85p. (in Japanese with English abstract 8p.)