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Warudaniyama volcano

• Type locality (Basal): Shimoyuzawa creek, Azumi, Matsumoto city, Nagano prefecture
• Volcanic rocks
• Pleistocene (ca. 0.07 Ma)

• Sedimentary facies: Terrestrial
• Lithofacies: Lava, Pyroclastic rocks
• Lithofacies (Basal, Upper): Tuff breccia
• Lithofacies (Basal, Lower): Gravels

• Thickness (Lava): 400 m or thicker
• Thickness (Basal): ca. 100 m
• Lower limit: Unconformity (Togesawa Welded Tuff, Takidani Granodiorite)

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

• Distribution: Mount Warudaniyama - Shimoyuzawa creek - Warudani valley - Motofumizawa creek, Azumi, Matsumoto city, Nagano pref.

• Oikawa et al. (2010) Jour. Geol. Soc. Japan, vol.116, Supplement, pp.49-61 DOI
• Harayama (1990) Geology of the Kamikochi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 175p. (in Japanese with English abstract 11p.)