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Tonegawa Unit

• Accretionary complex

• Sedimentary facies: Marine
• Lithofacies: Interbedded sandstone and mudstone
• Lithofacies (Minor): Sandstone
• Sedimentary structures: Graded bedding

• Upper limit: Unknown
• Lower limit: Unknown

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

• Distribution: Oita pref.

• Kiminami et al., (2009) Jour. Geol. Soc. Japan, vol.115, no.11, pp.578-596 DOI