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Ng-1 Tephra

Abbr.: Ng-1

• Tephra
• Pleistocene
• Correlation: Wada or Hatta

• Lithofacies: volcanic ash

• Host: Nekoya Formation

• Distribution: Shizuoka pref.

• Sugiyama and Shimokawa (1990) Geology of the Shimizu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 103p. (in Japanese with English abstract 8p.)