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Chashikotsunai Formation Matsui et al., 1967

• Coherent formation
• Pleistocene?

• Sedimentary facies: Fluvial
• Lithofacies: Gravel, Sand

• Upper limit: Unconformity (Ml-c)

• Distribution: Kenebetsu - Nakashibetsu city, Shibetsu county, Hokkaido

• Hasegawa et al. (2009) Jour. Geol. Soc. Japan, vol.115, no.8, pp.369-390 DOI