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Nishizome Formation

• Coherent formation
• Higashidaigo basin
• Miocene

• Sedimentary facies: Marine
• Lithofacies: Interbedded sandstone and mudstone

• Lower limit: Interfingered

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

• Distribution: Daigo city, Ibaraki pref.
• Fossils: Foraminifera

• Hosoi et al. (2017) Jour. Geol. Soc. Japan, vol.123, no.8, pp.613-626 DOI
• Amano et al. (2011) Jour. Geol. Soc. Japan, vol.117, Supplement, pp.69-87 DOI