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Ds-Oh Sumida, 1996

Abbr.: Ds-Oh

• Type locality: Konan, Kiyosato city, Shari county, Hokkaido
• Tephra
• Pleistocene
• Contemporaneous heterotopic facies?: Ohachidaira Caldera Eruption Deposit

• Lithofacies: Crystal lapilli

• Source: Mashu volcano
• Thickness: 3 cm
• Upper limit: Unconformity (HkP)
• Lower limit: Unconformity (YmP)

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

• Distribution: Konan, Kiyosato city, Shari county, Hokkaido

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