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Uwakai Formation
- Coherent formation
- late Pleistocene
- Sedimentary facies: Fluvial
- Uwajima lowland, Ehime pref.
- [ Upper ]
- --------------
- Uwajima Formation
- ~~~~~~~~~~~~~~
- Uwakai Formation
- ?--?--?--?--?-
- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Uwajima lowland, Ehime pref.
- Tephra: AT, Kj-Hd
- Kawamura and Nishiyama (2019) Jour. Geol. Soc. Japan, vol.125, no.1, pp.87-105 DOI