[ Top ] [ Japanese ]

Sa-9 Tephra

Abbr.: Sa-9

• Tephra
• Pleistocene

• Lithofacies: Andesitic pumice

• Thickness: ca. 30 - 50 cm
• Host: Sannodai Loam

• Distribution: Maeda town, Totsuka ward, Yokohama city, Kanagawa pref.

• Mitsunashi and Kikuchi (1982) Geology of the Yokohama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 105p. (in Japanese with English abstract 4p.)