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Ouchidani Granite Yamamoto, 1954

• Type locality: Kawai - Shimokuno, Daito town, Unnan city, Shimane prefecture
• Plutonic rocks
• late Eocene - early Oligocene (53.8, 53.5, 36 Ma, K-Ar)
• Intruded by: Seikyu Volcanoplutonic Complex
• Intruded in: Kawai Hybrid Rocks, Rengeji Granodiorite, Shimokuno Granite
• Correlation: Shimokuno Granite

• Lithofacies: Biotite granite
• Sedimentary structures: Porphyritic

• Distribution (East - West): ca. 3 km
• Distribution (South - North): ca. 1.5 km

• Distribution: Ouchidani - Mine - Kawai - Shimokuno - Seikyu, Unnan city, Shimane pref.

• Matsuura et al. (2005) Geology of the Kisuki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 72p. (in Japanese with English abstract 5p.)
• Kano et al. (1994) Geology of the Matsue District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 126p. (in Japanese with English abstract 5p.)