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Lower Most part

• Coherent formation
• Pliocene (ca. 1.75 Ma or older)
• Correlation: Lower part of Miyakojima Formation

• Sedimentary facies: Fluvial, Lacustrine
• Lithofacies: Gravels, Sands
• Lithofacies (Minor): Sandy silt

• Upper limit: Top of Ebs-Fkd Tuff Bed
• Upper limit: Conformity (Lower Most part)
• Lower limit: Unconformity

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

• Distribution: Osaka pref.
• Fossils: Metasequoia sp.
• Tephra: Shimakumayama, Pumice

• Hongo (2009) Jour. Geol. Soc. Japan, vol.115, no.2, pp.64-79 DOI
• Miyachi et al. (2005) Geology of the Kyoto-Seinambu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 90p. (in Japanese with English abstract 4p.)