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Tonami Gravel Member

• Coherent formation
• middle Pleistocene

• Sedimentary facies: Fluvial
• Lithofacies: Gravels

• Upper limit: Conformity (Terasawa Mud Member, Takamatsu Muddy Sand Member)
• Lower limit: Unconformity (Toshima Sand and Gravel Member)

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

• Distribution: Atsumi peninsula, Aichi pref.

• Nakashima et al. (2008) Jour. Geol. Soc. Japan, vol.114, no.2, pp.70-79 DOI