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Nu-i (Miyata et al., 1988) Hasegawa et al., 2009

Abbr.: Nu-i

• Type locality: Nakashibetsu city, Shibetsu county, Hokkaido
• Tephra
• Pleistocene

• Lithofacies: Pumice, Scoria

• Source: Mashu volcano
• Thickness: 80 cm
• Upper limit: Unconformity (Nu-h)
• Lower limit: Unconformity (Nu-l)

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

• Distribution: Nakashumbetsu, Betsukai city, Notsuke county, Hokkaido; Nakashibetsu city, Shibetsu county, Hokkaido; Tokotan, Shibetsu city, Shibetsu county, Hokkaido

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