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Yamaguchi Gravel Bed Yamada et al., 1985

Invalid synonym: Sakuragaoka Gravel Bed

• Type locality: Sakuragaokahachiman shrine, Yamaguchi town, Takayama city, Saitama prefecture
• Coherent formation
• Middle Pleistocene

• Sedimentary facies: Talus deposit along Enako Fault
• Lithofacies: Breccia

• Thickness: ca. 10 m or thinner
• Lower limit: Unconformity (Kamitakara Pyroclastic Flow Deposit, Enako Gravel Bed, Kohachigagawa Formation)

• Distribution: Sakuragaokahachiman shrine, Yamaguchi town, Takayama city, Gifu pref.; Shioya town - Iiyama - Katano town, Takayama city, Gifu pref.; Enako, Enako town, Takayama city, Gifu pref.

• 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.)
• Kawada (1982) Geology of the Mikkamachi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 72p. (in Japanese with English abstract 6p.)