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Ichinohe Pluton Yoshii and Katada, 1974

Invalid synonym: Ichinohe Granites

• Type locality: Iwate prefecture
• Plutonic rocks
• Cretaceous (116 - 100 Ma, K-Ar; 110 - 101 Ma, Sr; 105 Ma, Isochron)
• Intruded in: Kuzumaki Formation

• Lithofacies (Monzodiorite facies): Monzodiorite
• Lithofacies (Monzodiorite facies, Minor): Gabbro, Quartz diorite, Quartz monzodiorite
• Lithofacies (Quartz monzonite facies): Biotite hornblende quartz monzonite

• Distribution (East-West): 1.7 km
• Distribution (South-North): 2.1 km

• Distribution: Moya, Zenkoji, Ichinohe city, Ninohe county, Iwate pref.; Torigoe - Tsukidate - Yagisawa - Hinokuchi - Nakasato, Ichinohe city, Ninohe county, Iwate pref.

• Tuzino et al. (2018) Geology of the Ichinohe District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 161p. (in Japanese with English abstract 4p.)