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P8 Tephra

Abbr.: P8

Synonym?: Ko-j

• Type locality: Mount Komagatake, Hokkaido
• Tephra
• Age unknown

• Lithofacies: Pumice fall deposit

• Mode of eruption: Plinian
• Thickness: 50 cm or thinner
• Upper limit: Unconformity (Numajiri Debris Avalanche Deposit)
• Lower limit: Unconformity (Matsuyazaki Debris Avalanche Deposit)

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

• Distribution: Mount Komagatake, Hokkaido

• Yoshimoto et al. (2008) Jour. Geol. Soc. Japan, vol.114, no.7, pp.336-347 DOI
• Yoshimoto et al. (2007) Jour. Geol. Soc. Japan, vol.113, Supplement, pp.81-92 DOI