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Kuriyama Formation

corresponds to Kurohone-Kiryu Complex?

• Accretionary complex
• Deposition (Limestone): Permian (Fossils)
• Intruded by: Tadamigawa Granites, Kinugawa Granite, Dolerite, Diorite porphyry, Quartz porphyry

• Lithofacies: Slate
• Lithofacies (Minor): Chert, Limestone

• Distribution: Kinugawa river, Kuriyama, Nikko city, Tochigi pref.; Yunishi river, Nikko city, Tochigi pref.

• Murayama and Kawata (1956) Hiuchi-dake, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 28p. (in Japanese with English abstract 4p.)