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Higashimata Complex (Fukui prefecture, 1969) Nakae et al., 2013

Invalid synonym: Higashimata Formation, Nukumi Formation

• Type locality: Higashimata, Ikeda city, Imadate county, Fukui prefecture
• Accretionary complex
• Deposition (Mudstone): middle - late Permian (Radiolarians)

• Sedimentary facies: Marine
• Lithofacies (Upper): Sandstone
• Lithofacies (Middle): Interbedded sandstone and mudstone
• Lithofacies (Lower): Phillitic mudstone
• Lithofacies (Minor): Chert, Felsic tuffaceous mudstone

• Thickness: ca. 460 - 5,200 m
• Thickness (A sequence): ca. 500 - 1,500 m
• Thickness (Upper): ca. 400 - 500 m
• Thickness (Middle): ca. 100 - 200 m
• Thickness (Lower): ca. 150 - 350 m
• Distribution (South - North): ca. 1- 4 km
• Distribution (East - West): ca. 30 km
• Upper limit: Unconformity (Asuwa Group, Omodani Rhyolites, Itoo Formation, Nishitani Formation)
• Lower limit: Thrust fault (Yunoo Complex)

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

• Distribution: Higashimata - Shizuhara, Ikeda city, Imadate county, Fukui pref.; Takefu - Myohoji, Echizen city, Fukui pref.; Mount Hinoyama - Mount Nomigatake - Mount Iwataniyama, Echizen city - Minamiechizen city, Nanjo county, Fukui pref.; Makidani - Somakimata, Minamiechizen city, Nanjo city, Fukui pref.; Heikedaira, Ono city, Fukui pref.; Takasa - Shirahama, Echizen city, Nyu county, Fukui pref.
• Fossils (Radiolarians): Albaillella? sp., Capiellintra? sp., Cauletella manica, Cenosphaera? sp., Deflandrella sp., Entactinia sp., Entactinosphaera sp., Follicucullus bipartitus, Follicucullus cf. charveti, Follicucullus porrectus, Follicucullus scholasticus, Follicucullus ventricasus, Haplentactinia sp., Ishigaum cf. trifustis, Ishigaum cf. obesum, Latentifistula sp., Nazarovella sp., Pseudoalbaillella sp., Pseudotormentus sp., Raciditor sp., Srakaeosphaera cf. minuta, Stigmosphaerostylus sp.

• Nakae et al. (2015) Geology of the Kanmuri Yama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 107p. (in Japanese with English abstract 3p.)
• Nakae et al. (2013) Geology of the Imajo and Takenami District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 110p. (in Japanese with English abstract 4p.)