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Nioki Granite

• Plutonic rocks
• Late Cretaceous (134.7 Ma, SHRIMP; 106.0 Ma, CHIME; 98.8 Ma, K-Ar)
• Intruded in: Chokai Unit

• Lithofacies: Granite

• Width: ca. 2 km
• Length: ca. 8 km

• Distribution: Notsuharu, Oita city, Oita pref.; Nanase river, Oita city, Oita pref.

• Fujii et al. (2008) Jour. Geol. Soc. Japan, vol.114, no.3, pp.127-140 DOI
• Takagi et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.1, pp.1-14 DOI