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Unit 2

• Type locality: Southern Naha city, Okinawa prefecture (Original locality)
• Type locality: Querries of Mount Yoza - Mount Yaese, Itoman city, Okinawa prefecture (Reset by Nakamori, 1986)
• Coherent formation
• Coral reef complexes
• Pleistocene (0.85 - 0.45 Ma, Calcareous nannofossils)
• Correlation: Unit 2, Kourijima Formation

• Sedimentary facies: Marine
• Depth of water: Shallow, Offshore
• Lithofacies (Shallow): Coral limestone
• Lithofacies (Offshore): Algal ball limestone, Detrital limestone, Cycloclypeus-Operculina limestone

• Upper limit: Conformity
• Lower limit: Conformity

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

• Distribution: Itoman city, Okinawa pref.

• Sagae et al. (2012) Jour. Geol. Soc. Japan, vol.118, no.2, pp.117-136 DOI