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Horikiri Pumice Deposit

• Type locality: Horikiri, Nishine, Shizukuishi city, Iwate county, Iwate prefecture
• Tephra
• Pleistocene
• Correlation: W11

• Lithofacies: Volcanic ash

• Thickness: ca. 20 - 47 cm

• Distribution: Horikiri, Nishine, Shizukuishi city, Iwate county, Iwate pref.

• Suto and Ishii (1987) Geology of the Shizukuishi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 142p. (in Japanese with English abstract 5p.)