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Higashiazumayama volcano

• Volcanic rocks
• Volcanic cone
• middle Pleistocene (0.14, 0.12 Ma, K-Ar)

• Lithofacies: Orthopyroxene clinopyroxene andesite, Basaltic andesite
• Lithofacies (Minor): Dacite
• Lithofacies: Lavas, Tephra

• Thickness (A unit): 10 m
• Lower limit: Unconformity (Nakaazumayama volcano, Takayama volcano)

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

• Distribution: Mount Higashiazuma - Mount Horai, Inawashiro city, Yama county - Fukushima city, Fukushima pref.

• Furukawa et al. (2018) Geology of the Azuma Yama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 74p. (in Japanese with English abstract 3p.)
• Hasegawa et al. (2011) Jour. Geol. Soc. Japan, vol.117, Supplement, pp.33-48 DOI