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Wakefuji Rhyolite Member Sato et al., 2022

Invalid synonym: Wake Lava Member

• Type locality: Mount Wakefuji, Wake city, Wake county, Okayama prefecture
• Volcanic rocks
• Late Cretaceous

• Sedimentary facies: Terrestrial
• Sedimentary facies: Lava dome
• Lithofacies: Rhyolite lava

• Thickness: ca. 100 - 400 m
• Upper limit: Interfingered (Kumayama Welded Lapilli Tuff Member)
• Lower limit: Conformity (Hirayamadani Welded Tuff Member, Yagitani Welded Tuff Member, Fujino Tuff Member, Kumayama Welded Lapilli Tuff Member)

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

• Distribution: Mount Wakefuji - Mount Konoueyama - Onakayama, Wake city, Wake county, Okayama pref.; Okuyoshihara, Akaiwa city, Okayama pref.

• Sato et al. (2022) Geology of the Wake District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 106p. (in Japanese with English abstract 4p.)