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Nakata Tuff Imai et al., 1966

Invalid synonym: Moridera Tuff

• Tephra
• Miocene
• Correlation: Iwaodaki Tuffaceous Sandstone Member, bottom of Kuzuba Alternation Member

• Lithofacies: Andesite pumice tuff, Tuffaceous sandstone

• Host: Sugata Mudstone Member
• Thickness: ca. 20 m

• Distribution: Nakata, Himi city, Toyama pref.

• 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.)