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Tanna Tunnel Andesite Kuno, 1952

• Type locality: Tanna tunnnel, Atami city - Kannami city, Tagata county, Shizuoka prefecture
• Volcanic rocks
• Pliocene

• Lithofacies: Orthopyroxene clinopyroxene andesite lava

• Upper limit: Unconformity (Shimotaga volcano)

• Distribution: Tanna tunnnel, Atami city - Kannami city, Tagata county, 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.)