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Yunose Welded Tuff Member (Ikawa and Imaoka, 2001) Imaoka et al., 2019

A part of this member was separated as Mugitanigawa Welded Tuff Member.

• Type locality: Yunose, Kawakami, Hagi city, Yamaguchi prefecture
• Volcano-plutonic complex
• Volcanic rocks
• Late Cretaceous

• Lithofacies: Welded tuff
• Lithofacies (Minor, Bottom): Volcanic lapilli tuff

• Thickness: 135 m or thicker

• Upper limit: Conformity (Abugawa Sandstone-Mudstone Member)
• Lower limit: Conformity (Efunegawa Sandstone-Mudstone Member)

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

• Distribution: Yunose - Abugawa dam, 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