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TK Tephra Yamamoto, 1999

Abbr.: TK

• Tephra
• late Pleistocene

• Lithofacies: Pumice

• Source: Southwestern direction
• Thickness: 15 - 70 cm
• Host: Higher Terrace Deposit

• Distribution: Lake Tsurugaike, Shimogo city, Minamiaizu county, Fukushima pref.

• Yamamoto (1999) Geology of the Tajima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 85p. (in Japanese with English abstract 8p.)