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Hata Formation
Invalid synonym: Hata Sandstone Formation
- Type locality: Hatazawa, Yamakita city, Ashigarakami county, Kanagawa prefecture
- Coherent formation
- Trough-fill sediments between the plate of Honshu side and the Izu block,, an island arc - island arc collision zone
- Sedimentary facies: Marine
- Lithofacies: Interbedded siltstone and sandstone
- Lithofacies (Minor): Conglomerate
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Hatazawa, Yamakita city, Ashigarakami county, Kanagawa pref.
- Fossils: Shellfishes (Deep sea, Shallow marine)
- Ishikawa et al. (2016) Jour. Geol. Soc. Japan, vol.122, no.7, pp.291-304, DOI
- Odawara et al. (2011) Jour. Geol. Soc. Japan, vol.117, Supplement, pp.135-152 DOI
- Tanikawa and Shimamoto (2007) Jour. Geol. Soc. Japan, vol.113, no.1, pp.27-32 DOI