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Kitadake Formation

• Accretionary complex
• Deposition: Cretaceous
• Accretion: Neogene

• Sedimentary facies: Marine
• Lithofacies: Mudstone-dominant interbedde sandstone and mudstone
• Lithofacies (Minor): Chert, Hyaloclastite, Pillow lava, Acidic tuff, Limestone

• Thickness: 2,500 m or thicker

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

• Distribution: Nagano pref.

• Kawachi et al. (1983) Geology of the Ichinose District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 70p. (in Japanese with English abstract 6p.)