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Amidase Pyroclastic Flow Deposit Kudo et al., 2011

• Tephra
• Early Miocene (18.0 Ma, FT)

• Sedimentary facies: Terrestrial
• Sedimentary facies: Pyroclastic flow deposit
• Lithofacies: Pumice lapilli tuff

• Host: Tonoiri Formation
• Thickness: 6 - 10 m

• Distribution: Amidase, Gosen city, Niigata pref.

• Kudo et al. (2011) Geology of the Kamo District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 162p. (in Japanese with English abstract 4p.)