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Haroku Formation

• Accretionary complex
• early - middle Eocene (Radiolarians)

• Sedimentary facies: Marine
• Sedimentary facies: Submarine fan
• Lithofacies (Upper): Sandstone, Sandstone-dominant interbedded sandstone and mudstone, Conglomerate
• Lithofacies (Lower, Main): Mudstone-dominant interbedded sandstone and mudstone, Sandstone-dominant interbedded sandstone and mudstone
• Lithofacies (Lower, Minor): Felsic tuff

• Thickness: 400 m or thicker
• Upper limit: Gobo-Totsukawa Thrust fault
• Lower limit: Lithofacies boundary

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

• Distribution: Maruyama - Cape Kirime - Cape Hatano, Inami city, Hidaka county Wakayama pref.; Fuzono, Tanabe city, Wakayama pref.
• Fossils: Radiolarians

• Tokiwa et al. (2016) Jour. Geol. Soc. Japan, vol.122, no.12, pp.625-635, DOI
• Bessho and Nakaya (2011) Jour. Geol. Soc. Japan, vol.117, no.8, pp.423-438 DOI