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Efunegawa Sandstone-Mudstone Member Imaoka et al., 2019

This member had been included in Tokusagamine Sandstone-Mudstone Member.

• Type locality: Efune river, Kawakami, Hagi city, Yamaguchi prefecture
• Coherent formation
• Late Cretaceous

• Lithofacies: Sandstone, Siltstone, Mudstone

• Thickness: 5 - 30 m

• Upper limit: Conformity (Yunose Welded Tuff Member)
• Lower limit: Conformity (Teijogadake Welded Tuff Member)

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

• Distribution: Efune river - Efune - Yunose, Kawakami, Hagi city, Yamaguchi pref.; Mount Kurojishi, Ato, Yamaguchi city, Yamaguchi pref.

• Imaoka et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.7, pp.529-553 DOI