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Ichiba Formation

• Coherent formation
• Miocene

• Lithofacies: Conglomerate

• Upper limit: Conformity (Motokozawa Formation)

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

• Distribution: Motegi city, Haga county, Tochigi pref.

• Tagiri et al. (2008) Jour. Geol. Soc. Japan, vol.114, no.6, pp.300-313 DOI