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Ogayu Body

• Type locality: Ogayu, Morioka city, Iwate prefecture
• Plutonic rocks
• Late Cretaceous (126 Ma, K-Ar)

• Lithofacies: Tonalite, Granodiorite
• Lithofacies (Minor): Biotite hornblende quartz diorite

• Distribution (Minor axis): ca. 2.5 km
• Distribution (Major axis): ca. 4.5 km

• Distribution: Ogayu, Morioka city, Iwate pref.

• Kawamura et al. (2013) Geology of the Hayachine San District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 101p. (in Japanese with English abstract 4p.)