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WTfl-2 Sumida, 1996

Abbr.: WTfl-2

• Type locality: Koshimizu city, Shari county, Hokkaido
• Tephra
• Pleistocene
• Correlation: Ch-c

• Sedimentary facies: Pyroclastic flow deposit
• Lithofacies: Pumice
• Lithofacies (Matrix): Tuff

• Source: Mashu volcano
• Thickness: 15 - 25 cm
• Lower limit: Unconformity (WTfl-1)

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

• Distribution: Konan, Kiyosato city, Shari county, Hokkaido; Shari city - Koshimizu city, Shari county, Hokkaido

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