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Ths Tephra

Abbr.: Ths

• Tephra
• Pliocene - Pleistocene

• Lithofacies: Volcanic ash

• Host: Nishiyama Formation

• Distribution: Niigata pref.

• Kobayashi et al. (1995) Geology of the Kashiwazaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 102p. (in Japanese with English abstract 4p.)