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Asahidaki Lava

• Volcanic rocks
• middle Pleistocene

• Lithofacies: Hypersthene augite dacite lava (A flow unit)
• Structures: Cubic joint

• Thickness: 30 - 200 m or thicker
• Upper limit: Unconformity (Danashintani Lava, Sencho Lava, Dakedani Lava)
• Lower limit: Unconformity (Mino Belt)

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

• Distribution: Asahidaki fall, Nigorikawa river - Shintani, Danagawa river - Dakedanidaki fall, Takane town, Takyama city, Gifu pref.; Misogawa river, Maekawa river, Azumi, Matsumoto city, Nagano pref.

• Nakano et al. (1995) Geology of the Norikuradake District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 139p. (in Japanese with English abstract 4p.)