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Kurohae Formation
- Type locality: Kurohae, Choshi city, Chiba prefecture
- Accretionary complex
- Deposition (Chert): Triassic (Conodonts)
- Accretion: Jurassic?
- Lithofacies: Chert
- Lithofacies (Minor): Limestone
- Thickness: Several hundreds m
- Atagoyama Unit
- [ Upper ]
- /--/--/--/--/-
- Kurohae Formation
- /--/--/--/--/-
- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Kurohae, Choshi city, Chiba pref.
- Fossils (Conodonts, Chert): Neogondolella sp., Epigondolella sp., Parvigondolella sp.
- Fossils (Limestone): Fusulinids (Sphaerulina sp.), Calcareous algae (Mizzia sp.)
- Tazawa and Hasegawa (2007) Jour. Geol. Soc. Japan, vol.113, no.8, pp.406-416 DOI