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Ohisagawa Granodiorite

• Plutonic rocks
• Early Cretaceous
• Intruded in: Kakkoyama Formation, Okurayama Quartz Diorite, Biotite hornblende quartz diorite

• Lithofacies: Quartz-bearing hornblende biotite granodiorite, Hornblende biotite granodiorite

• Upper limit: Unconformity (Asamigawa Member, Iwaki Formation), Abut unconformity (Obisagawa Member)

------ Transitional, ~~~~~~ Intrusive, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Kotakidaira, Kamiasamigawa, Hirono city, Fukushima pref.; Kido river, Naraha city, Futaba county, Fukushima pref.

• Ando et al. (2011) Jour. Geol. Soc. Japan, vol.117, Supplement, pp.49-67 DOI
• Kubo et al. (2002) Geology of the Kawamae and Ide District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 136p. (in Japanese with English abstract 6p.)