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Kijigoya caldera

• Type locality: Fukushima prefecture
• Volcanic rocks
• Caldera volcano
• late Miocene

• Lithofacies: Pyroclastic flow deposit, Debris avalanche deposit

• Distribution (Major axis): 13 km
• Distribution (Minor axis): 7 km
• Upper limit: Unconformity (Yokomuki Formation)
• Lower limit: Unconformity (Tsuchiyutoge Formation)

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

• Distribution: Aizu region, Fukushima pref.

• Furukawa et al. (2018) Geology of the Azuma Yama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 74p. (in Japanese with English abstract 3p.)