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Totarunosawa Lava

• Volcanic rocks
• Pleistocene

• Lithofacies: Hypersthene augite andesite lava (12 - 20 flow units)
• Lithofacies (Minor): Agglomerate, Scoriaceous agglomerate, Volcanic breccia

• Thickness: 200 m or thicker
• Thickness (A unit): 1 - 10 m
• Upper limit: Unconformity (Inagobokujo Lava, Honzawa Lava and Scoria, Tengudakekabu Lava)

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

• Distribution: Totaru creek - Totaru fall - Yugiri fall - Yukawa river - Otsukigawa river, Komi city, Minamisaku county, Nagano 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.)
• Kawachi (1974) Geology of the Tateshinayama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 114p. (in Japanese with English abstract 5p.)