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Akadake Lava

• Volcanic rocks
• Pleistocene

• Lithofacies: Augite hypersthen lava (more than 30 flow units), Agglomerate, Scoriaceous agglomerate
• Lithofacies (Minor): Scoria

• Thickness: 400 m
• Thickness (A unit): 2 - 20 m
• Thickness (Agglomerate): 2 - 50 m
• Upper limit: Conformity (Amidadake Lava)
• Lower limit: Unconformity (Kiretto Andesite, Hirogawarazawa Lava, Shinkyojisan Lava)

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

• Distribution: Mount Akadake, Nagano pref. - Yamanashi pref.

• Kawachi (1977) Geology of the Yatsugatake District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 92p. (in Japanese with English abstract 4p.)