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Akeshidani Volcanic Rocks

• Volcanic rocks
• Late Cretaceous
• Intruded by: Kaoredani Granite, Oridani Granodiorite Porphyry

• Lithofacies: Rhyolite lava, Lapilli tuff, Tuff breccia, Vitreous tuff, Dacite lava
• Lithofacies (Minor): Mudstone

• Thickness: ca. 1,000 m
• Distribution (Diameter): ca. 7 km

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

• Distribution: Aratani valley - Oritani valley - Akeshidani valley, Itadori, Seki city, Gifu pref.

• Wakita (1984) Geology of the Hachiman District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 89p. (in Japanese with English abstract 6p.)