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Yokkaichiko Formation Akamine, 1962

• Coherent formation
• Jomon transgressive deposit
• Holocene
• Correlation: lower Nanyo Formation

• Sedimentary facies: Marine
• Sedimentary facies: Delta, Flood plain, Tidl flat
• Lithofacies (Upper): Silt - Clay-bearing sands
• Lithofacies: Sand-bearing Silt, Clay
• Lithofacies (Bottom): Silt - Clay-bearing sands

• Thickness: 0 - 25 m

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

• Distribution: Mie pref.

• Yoshida et al. (1991) Geology of the Kuwana District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 154p. (in Japanese with English abstract 5p.)
• Yoshida (1987) Geology of the Tsu-Tobu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 72p. (in Japanese with English abstract 5p.)
• Yoshida (1984) Geology of the Yokkaichi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 81p. (in Japanese with English abstract 5p.)