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Kasagatayama Formation Yoshikawa et al., 2005

• Type locality: Henmyonotaki fall - Mount Kasagatayama, Kamikawa city, Kanzaki county, Hyogo prefecture
• Volcanic rocks
• Late Cretaceous (66.2, 66.0 Ma, FT; 61.7, 58.2 Ma, K-Ar)
• Intruded by: Granodiorite

• Lithofacies: Biotite rhyolite tuff, Lapilli tuff (Some flow units?)
• Sedimentary structures: Platy joints

• Thickness: 250 - 550 m or thicker
• Lower limit: Unconformity (Tochihara Formation, Okawachi Formation, Ikuno Formation)

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

• Distribution: Henmyonotaki fall - Mount Kasagatayama - Oyama - Ochi, Kamikawa city, Kanzaki county, Hyogo pref.

• Yoshikawa et al. (2005) Geology of the Ikuno District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 48p. (in Japanese with English abstract 3p.)