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Higetayama Formation
- Accretionary complex
- Deposition (Chert): Triassic (Radiolarians, Conodonts)
- Jurassic
- Intruded by: Quartz porphyry dike, Andesite dike
- Sedimentary facies: Marine
- Lithofacies: Coherent facies (Chert-clastic sequence)
- Lithofacies: Chert
- Sawando Complex (Takayama, Gifu pref.)
- [ Upper ]
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- Higetayama Formation
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- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Mangoku - Mount Roppozan - Mount Marukuroyama - Yakeiwadani valley, Asahi town, Takayama city, Gifu pref.; Dogodani valley - Nunokawa river - Shimonomukai, Takane town, Takayama city, Gifu pref.
- Fossils (Chert): Radiolarians, Conodonts
- Yamada and Kobayashi (1988) Geology of the Ontakesan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 136p. (in Japanese with English abstract 9p.)
- Yamada et al. (1985) Geology of the Takayama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 111p. (in Japanese with English abstract 9p.)