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Atami Tuff Kuno, 1950

• Type locality: Minaguchi tunnel, Atami city, Shizuoka prefecture
• Volcanic rocks
• Pliocene
• Correlation: Hayakawa Tuff Breccia, Sukumogawa Andesites

• Lithofacies: Interbedded pyroxene dacite pumice tuff and mudstone
• Lithofacies (Minor): Clinopyroxene orthopyroxene andesite lava, Wood fragments

• Thickness: 150 m or thinner
• Lower limit: Unconformity (Fudo Tunnel Basalts)

• Distribution: Minaguchi tunnel - Tanna tunnel - Shintanna tunnel, Atami city, Shizuoka pref.

• Oikawa and Ishizuka (2011) Geology of the Atami District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 61p. (in Japanese with English abstract 3p.)