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Miurayama Lava

• Type locality: summit of Mount Mamakodake, Gero city, Gifu prefecture - Kiso city, Kiso county, Nagano prefecture
• Volcanic rocks
• late Pleistocene

• Lithofacies: Hornblende augite hypersthene dacite

• Thickness: ca. 50 - 200 m
• Lower limit: Unconformity (Yunotani Lava)

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

• Distribution: Mount Mamakodake - Mount Miurayama, Gero city, Gifu pref. - Kiso city, Kiso county, Nagano pref.; Akagawa river - Denjogawa river, Otaki city, Kiso county, Nagano 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.)