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Wasabidani Complex

Invalid synonym: Sanjogadake Group, Gyojagaeridake Formation

• Type locality: Wasabi valley, Kawakami city, Yoshino county, Nara Saitama prefecture
• Accretionary complex
• Deposition (Chert): Permian (Conodont)
• Deposition (Limestone): Permian (Fusulinids), Late Triassic (Hexacorals)
• Deposition (Mudstone): Late Jurassic, Oxfordian - Kimmeridgian (Radiolarians)
• Deposition: Middle Jurassic, BAthonian - Late Jurassic, Kimmeridgian or later (U-Pb)
• Intruded by: Dorogawa Body
• Correlation: Sanboasn Unit

• Sedimentary facies: Marine
• Lithofacies: Mélange facies
• Matrix: Mudstone
• Exotic blocks (Crusts): Chert, Limestone, Sandstone, Basalt, Mafic tuff

• Upper limit: Thrust fault, Shimotakogawa Fault (Daifugendake Complex), Unconformity (Inamuragadake Conglomerate)
• Lower limit: Thrust fault (Takaharagawa Formation), Thrust fault (Osako Tectonic Line, Tenkawa Subgroup, Nishiyoshino Subgroup)

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

• Distribution: Central Kii peninsula, Wasabi valley - Nakaoku - Takahara river, Takahara, Kawakami city, Yoshino county, Nara pref.; Kurotaki city, Yoshino county, Nara pref.; northwest of Mount Otenjogatake - Mount Shisuniwayama, Nara pref.; Miyanotani valley, Hachisu river, Matsusaka city, Mie pref.
• Fossils (Fusulinids): Schwagerina sp., Yabeina globosa
• Fossils (Corals): Montlivalita cf. norica, Montlivalita cf. stylophylloides, Procyclolites gracilis, Procyclolites cf. timoricus, Thecosmilia aff. eguchii
• Fossils (Conodonts): Epidondolella abneptis
• Fossils (Radiolarians): Dictyomitra sp., Dictyomitrella sp., Sticocapsa sp., Tricolocapsa plicarum

• Shimura et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.5, pp.349-365 DOI
• Ota et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.5, pp.329-347 DOI
• Takashima et al. (2010) Jour. Geol. Soc. Japan, vol.116, no.9, pp.496-509 DOI
• Kitajima and Wada (2010) Jour. Geol. Soc. Japan, vol.116, no.9, pp.510-521 DOI
• Shiida et al. (1989) Geology of the Sanjogatake District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 100p. (in Japanese with English abstract 5p.)