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Makihara Complex

• Intrusive rocks
• late Oligocene - early Miocene (13.6 Ma, FT; 14.4 Ma, K-Ar)
• Correlation: Minamiyama Dikes
• Intruded in: Toburodani Formation, Yugakaigawa Volcanic Rocks, Komatsuji Formation

• Sedimentary facies: Stocks, Laccolith
• Lithofacies: Quartz diorite, Tonalite, Andesite
• Lithofacies (Minor): Porphyrite, Diorite porphyry

• Upper limit: Unconformity (Kawai Formation)

• Distribution: Makihara - Makiharagawa river, Sanbe, Oda 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.)
• Hattori et al. (1983) Geology of the Sambesan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 168p. (in Japanese with English abstract 7p.)