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Yt-Kw Tephra

Abbr.: Yt-Kw

• Tephra
• Pleistocene

• Lithofacies: Tephra

• Source: Yatsugatake volcano
• Host: Hitsujiyama Loam

• Distribution: Mameyaki bridge, Otaki, Chichibu city, Saitama pref.

• Hara et al. (2010) Geology of the Mitsumine District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 110p. (in Japanese with English abstract 4p.)