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t2 Dacite Tuff

• Tephra
• middle Miocene

• Sedimentary facies: Submarine pyroclastic flow deposit
• Lithofacies: Dacite tuff (2 flow units)
• Lithofacies (Minor): Interbedded tuff and shale

• Host: Mori Member
• Thickness: 10 m or thicker

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

• Distribution: Mori, Chikuma city, Nagano pref.; Inaba, Nagano city, Nagano pref.

• Kato and Akahane (1986) Geology of the Nagano District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 120p. (in Japanese with English abstract 5p.)