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Dayoshi Formation

• Type locality: Dayoshi, Nyukawa town, Takayama city, Gifu prefecture
• Accretionary complex
• Deposition (Shale): Middle Jurassic
• Jurassic
• Correlation: Funafuseyama Unit
• Intruded by: Shimonohara Granodiorite, Andesite dyke

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

• Upper limit: Unconformity (Nishikiyama Welded Tuff, Eboshi Lava, Ebisu Lava)

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

• Distribution: Dayoshi, Nyukawa town, Takayama city, Gifu pref.
• Fossils (Shale): Radiolarians

• 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.)