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Otomari Tuff

• Tephra
• Miocene

• Lithofacies: Tuff
• Lithofacies (Minor): Tuffaceous sandstone

• Host: Nakanami Mudstone Member
• Thickness: ca. 1 - 50 m

• Distribution: Otomari, Nanao city, Ishikawa pref.
• Fossils (Foraminifera): Miogypsina sp.

• Imai et al. (1966) Geology of the Ochigata and Abugashima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 67p. (in Japanese with English abstract 4p.)