[ Top ] [ Japanese ]
Shimomidani Formation
- Type locality: Shimomidani, Maizuru city, Kyoto prefecture
- Accretionary complex
- Deposition: early - middle Permian
- Sedimentary facies: Marine
- Lithofacies (Main): Mudstone
- Lithofacies (Minor): Felsic tuff, Conglomerate, Sandstone, Chert
- Lithofacies: Mélange facies, Coherent facies
- Thickness: 1,000 m or thicker
- Upper limit: Unconformity (Shidaka Group)
- Distribution: Shimomidani, Maizuru city, Kyoto pref.; Hidono - Hata - Tokonoo, Tanto, Toyooka city, Hyogo pref.
- Fossils (Radiolarians): Pseudoalbaillella aff. longicornis, Entactinia itsukaichiensis, Ishigaum spp., Cauletella sp., Latentifistula? sp., Latentibifistula? sp., Quadricaulis cf. inflata, Ormistonella cf. adhaerens
- Sugamori (2013) Jour. Geol. Soc. Japan, vol.119 no.5, pp.368-374 DOI