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Tenguiwa Lava Nagamori et al., 2003

• Type locality: somma of Mount Kurohime, Nagano city, Nagano prefecture
• Volcanic rocks
• Stratovolcano
• Pleistocene

• Lithofacies: Lava

• Thickness: ca. 50 m or thicker
• Upper limit: Unconformity (Nagahara Lava, Ushibuseyama Lava)

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

• Distribution: Mount Kurohime, 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.)