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Adatarayama Lava Fujinawa, 1980

• Volcanic rocks
• Pleistocene

• Lithofacies: Calc-alkaline
• Lithofacies: Olivine-bearing augite hypersthene andesite
• Lithofacies: Lava (A flow unit)

• Source: summit of Mount Adatarayama
• Thickness: ca. 80 m
• Upper limit: Unconformity (Numanotaira Welded Pyroclastic Rocks), Abut unconformity (Kagoyama Lava)
• Lower limit: Unconformity (Tetsuzan-Yahazumori products, Yakushidake Lava, Seishidaira Lava)

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

• Distribution: summit of Mount Adatara - 1,200 m above sea level of Karasugawa river, Nihonmatsu city, Fukushima pref.

• Sakaguchi (1995) Geology of the Nihonmatsu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 79p. (in Japanese with English abstract 4p.)