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Naruiwa volcano Nishiki et al., 2014

• Volcanic rocks
• Middle Pleistocene (0.3 Ma)

• Upper limit: Unconformity
• Lower limit: Unconformity

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

• Distribution: Mount Azumaya, Nagano pref.

• Nishiki et al. (2014) Jour. Geol. Soc. Japan, vol.120, no.3, pp.89-103 DOI