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Unit I

• Accretionary complex
• Deposition: Middle - Late Jurassic
• Deposition (Siliceous claystone): Middle Triassic (Conodonts)

• Sedimentary facies: Marine
• Lithofacies: Mudstone, Interbedded sandstone and mudstone, Sandstone, Chert
• Lithofacies (Minor): Limestone, Greenstone

• Upper limit: Unknown
• Lower limit: Unknown

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

• Distribution: Iwakuni city, Yamaguchi pref.

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