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Choshigataki Lava Fujinawa, 1980

• Volcanic rocks
• Pleistocene

• Lithofacies: Calc-alkaline
• Lithofacies: Augite hypersthene andesite
• Lithofacies: Lava

• Thickness: 10 m or thicker
• Upper limit: Unconformity (Otaki Lava)
• Lower limit: Unconformity (Choshigataki Pyroclastic Flow Deposit)

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

• Distribution: Choshigataki fall, Ishimushiro river, Koriyama city, Fukushima pref.

• Sakaguchi (1995) Geology of the Nihonmatsu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 79p. (in Japanese with English abstract 4p.)