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Iwayakan'non stratovolcano
- Volcanic rocks
- Pleistocene
- Iwayakan'non stratovolcano
- [ Upper ]
- ~~~~~~~~~~~~~~
- Iwayakan'non Lava
- ~~~~~~~~~~~~~~
- [ Lower ]
- Stage I
- [ Upper ]
- ~~~~~~~~~~~~~~
- Iwayakan'non stratovolcano
- ~~~~~~~~~~~~~~
- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Mount Eboshidake - Mount Asama, Gunma pref.
- Nishiki et al. (2013) Jour. Geol. Soc. Japan, vol.119, no.7, pp.474-487 DOI