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Tamanoyu Granodiorite

Invalid synonym: Tomioka type Hb-Bt Granodiorite

• Plutonic rocks
• Early Cretaceous
• Intruded in: Okurayama Quartz Diorite, Biotite hornblende granodiorite
• Intruded by: Hachijoishiyama Granite, Biotite granodiorite, Diorite porphyry, Biotite hornblende tonalite

• Lithofacies: Hornblende biotite Granodiorite

• Distribution: Nogami river, Tamanoyu - Kaedezawa, Okuma city, Futaba county, Fukushima pref.; Okawara river, Okuma city, Futaba county, Fukushima pref.; Kainosaka - Yokoyama, Kawauchi city, Futaba county, Fukushima pref.

• 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.)
• Kubo et al. (1994) Geology of the Namie and Iwaki-Tomioka District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 104p. (in Japanese with English abstract 7p.)