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Kasayaburi Pumiceous Tephra Takeuchi et al., 2017

Abbr.: Ksp

• Type locality: Uchudani, Kasayaburi, Kurobe city, Toyama prefecture
• Tephra
• Pliocene (3.76, 3.5, 3.2 Ma, FT; 3.85, 3.35 Ma, U-Pb)

• Lithofacies (Upper): Tuff
• Lithofacies (Lower): Pumiceous tuff
• Sedimentary structures (Lower): Parallel stratification

• Host: Muroda Formation
• Thickness: ca. 60 m

• Distribution: Uchudani, Kasayaburi, Kurobe city, Toyama pref.; Koshi, Asahi city, Shimoniikawa county, Toyama pref.; Oritate, Unazuki town, Kurobe city, Toyama pref.s

• Takeuchi et al. (2017) Geology of the Tomari District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 121p. (in Japanese with English abstract 4p.)