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Aizen Basalts Inoue, 1960

• Type locality: Aizen, Kamishinjo, Akita city, Akita prefecture
• Volcanic rocks
• Miocene
• Correlation: Yakushiyama Basalts

• Lithofacies: Olivine basalt, Olivine augite basalt
• Lithofacies (Minor): Augite basalt
• Lithofacies: Basalt lava (Hyaloclastite)
• Lithofacies (Minor): Volcanic breccia, Tuff breccia, Lapilli tuff, Tuff

• Thickness: 0 - 200 m

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

• Distribution: Akita pref.

• Huzioka et al. (1977) Geology of the Akita District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 69p. (in Japanese with English abstract 5p.)