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Atosanupuri Somma Lava

• Type locality: Mount Atosanupuri, Teshikaga city, Hokkaido
• Volcanic rocks
• late Pleistocene (30 - 25 ka)

• Sedimentary facies: Terrestrial
• Lithofacies: Andesite

• Upper limit: Unconformity
• Lower limit: Unconformity

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

• Distribution: Mount Atosanupuri, Teshikaga city, Hokkaido

• Hasegawa et al. (2017) Jour. Geol. Soc. Japan, vol.123, no.5, pp.269-281 DOI
• Hasegawa et al. (2009) Jour. Geol. Soc. Japan, vol.115, no.8, pp.369-390 DOI