[ Top ] [ Japanese ]
Arakida Formation
- Coherent formation
- First Seto Inland Sea
- Sedimentary basin in island arc
- Miocene
- Upper limit: Conformity
- Lower limit: Conformity
- Arakida Formation
- [ Upper ]
- --------------
- Upper Member
- --------------
- Lower Member
- --------------
- Onzawa Facies
- --------------
- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Tenryu river, Anan city, Nagano pref.
- Sako and Hoshi (2014) Jour. Geol. Soc. Japan, vol.120, no.8, pp.255-271 DOI