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Iwabuchi Basalt Lava

• Type locality: Inabadani valley, Iwabuchi, Kamo town, Tsuyama city, Okayama prefecture
• Volcanic rocks
• Pliocene

• Lithofacies: Basalt lava (A flow unit)

• Thickness: 40 - 50 m
• Upper limit: Interfingered (Tando Tuff Breccia)
• Lower limit: Unconformity (Granite)

• Distribution: Inabadani valley, Iwabuchi, Kamo town, Tsuyama city, Okayama pref.

• Yamada (1966) Chizu, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 69p. (in Japanese with English abstract 11p.)