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Kusakidani volcano

• Type locality: eastern cliff of Mount Marishitenyama, Otaki city, Kiso county, Nagano prefecture
• Volcanic rocks
• Stratovolcano
• late Pleistocene

• Lithofacies: Olivine-bearing augite hypersthene andesite, Augite hypersthene andesite
• Lithofacies (Minor): Hornblende-bearing augite hypersthene andesite
• Lithofacies: Scoria agglomerate, Lava

• Running distance: ca. 15 km
• Upper limit: Unconformity (Mamakodake volcano, Ichinoike volcano)
• Lower limit: Unconformity (Nigorigo volcano, Kongodo volcano)

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

• Distribution: Mount Marishitenyama - Sainokawara, Otaki city, Kiso county, Nagano pref.; Yukawa river, Kiso city, Kiso county, Nagano pref.; Hyoedani valley - Nigorigogawa river - Ochiai - Shintani valley, Osaka town, Gero city, Gifu pref.

• Yamada and Kobayashi (1988) Geology of the Ontakesan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 136p. (in Japanese with English abstract 9p.)