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Utaosa Rhyolite

• Volcanic rocks
• Teragi Caldera
• Pliocene
• Contemporaneous heterotopic facies: Yudani Formation, Haruki Formation

• Sedimentary facies: Terrestrial
• Lithofacies: Rhyolitic welded tuff

• Thickness: 250 m

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

• Distribution: Teragi, Shinonsen city, Mikata county, Hyogo pref.

• Utada (2008) Jour. Geol. Soc. Japan, vol.114, no.5, pp.231-245 DOI