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Sotsuidani Welded Tuff

• Volcanic rocks
• Caldera
• Late Cretaceous - Paleogene (67.0 Ma, FT)
• Correlation: Higashimata-Funayama Welded Tuff

• Lithofacies: Pyroclastic flow deposit
• Lithofacies: Rhyolite welded tuff

• Thickness: 800 m

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

• Distribution: Gifu pref.

• Wakita and Koido (1994) Geology of the Gero District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 79p. (in Japanese with English abstract 5p.)
• Yamada et al. (1985) Geology of the Takayama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 111p. (in Japanese with English abstract 9p.)
• Kawada (1982) Geology of the Mikkamachi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 72p. (in Japanese with English abstract 6p.)