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Mikaerisaka Lava Hayatsu, 1972

• Type locality: Shinzo creek, Nagano city, Nagano prefecture
• Volcanic rocks
• Stratovolcano
• Pleistocene

• Lithofacies: Lava (A flow unit)

• Thickness: ca. 30 m
• Upper limit: Conformity (Kh-Od Tephra)
• Lower limit: Unconformity (Hesoyama Lava, Nanamagarisaka Lava)

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

• Distribution: Shinzo creek - Mikaerizaka, Nagano city, Nagano pref.

• Nagamori et al. (2003) Geology of the Togakushi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 109p. (in Japanese with English abstract 3p.)