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Toriyago Metamorphic Rocks Shikano et al., 1994

• Type locality: Kuwanamigawa river, Toriyago, Yakumo, Matsue city, Shimane prefecture
• Metamorphic rocks
• Age unknown, older than Late Cretaceous
• Intruded by: Shimokuno Granite
• Correlation: Kamiito Metamorphic Rocks

• Metamorphic facies: Contact
• Lithofacies: Amphibole hornfels, Skarn
• Lithofacies (Protolith): Tuffaceous sandstone, Tuffaceous mudstone, Conglomerate, Calcareous rocks

• Distribution (Width): ca. 300 m
• Distribution (Length): ca. 1 km
• Upper limit: Unconformity (Hata Formation)

• Distribution: Kuwanamigawa river, Toriyago, Yakumo, Matsue city, Shimane pref.
• Deposits (Hosei? mine): Sulfides, Magnetite

• 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.)