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Shirataki Group

A part of Shiraki Group

• Type locality: Shirataki, Kirihara, Minamiise city, Watarai county, Mie prefecture
• Accretionary complex
• Deposition (Limestone): late Carboniferous (Corals), early Permian (Fusulinids)
• Deposition (Chert): Permian (Radiolarians)
• Deposition (Siliceous mudstone): Middle Jurassic (Radiolarians)

• Sedimentary facies: Marine
• Lithofacies (Main): Chert, Interbedded sandstone and mudstone, Thick massive sandstone
• Lithofacies (Minor): Limestone, Basalt, Mudstone, Conglomerate

• Thickness: 1,300 m or thicker
• Upper limit: Unknown
• Lower limit: Unknown

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

• Distribution: Shirataki, Kirihara, Minamiise city, Watarai county, Mie pref.
• Fossils: Corals (Clisiophyllum awa), Fusulinids (Acervoschwagerina sp., Eoparafusulina tchernyschewi), Radiolarians (Albaillella? sp., Follicucullus sp., Striatojaponocapsa cf. plicarum, Eucyrtidiellum sp.)

• Uchino and Suzuki (2017) Jour. Geol. Soc. Japan, vol.123, no.12, pp.1015-1033 DOI
• Uchino and Suzuki (2016) Jour. Geol. Soc. Japan, vol.122, no.5, pp.207-222, DOI