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Takamoriyama Andesite Member

• Type locality: Hishinai river, Waga town, Kitakami city, Iwate prefecture
• Volcanic rocks
• Miocene

• Lithofacies: Hypersthene augite andesite lava, Volcaniclastic rocks
• Lithofacies (Minor): Sandstone, Mudstone

• Thickness: 100 - 500 m
• Upper limit: Interfingered (Suzukamogawa Formation)
• Lower limit: Interfingered (Suzukamogawa Formation)

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

• Distribution: Hishinai river, Waga town, Kitakami city, Iwate pref.

• Ozawa et al. (1971) Geology of the Kawashiri District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 40p. (in Japanese with English abstract 5p.)