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Jiigatake-Shirasawatengu Caldera Complex Harayama, 2015

• Type locality: Mount Jiigatake - Mount Shirasawatengu, Nagano prefecture
• Caldera complex
• early Pleistocene (ca. 1.6 Ma)

• Sedimentary facies: Terrestrial

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

• Distribution: Mount Jiigatake - Mount Shirasawatengu, Nagano pref.

• Harayama (2015) Jour. Geol. Soc. Japan, vol.121, no.8, pp.293-308, DOI