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Arifuku Quartz Diorite Imaoka et al., 1982
- Type locality: Arifukuonsen town, Gotsu city, Shimane prefecture
- Plutonic rocks
- late Eocene - early Oligocene (35 Ma, FT)
- Intruded in: Gotsu Volcanic Rocks
- Lithofacies: Quartz diorite, Tonalite
- Lithofacies (Minor): Granodiorite
- Distribution: Arifukuonsen town - Shioda, Gotsu city, Shimane pref.
- Kano et al. (2001) Geology of the Yunotsu and Gotsu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 129p. (in Japanese with English abstract 5p.)