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Chj Tephra

Abbr.: Chj

• Tephra
• Pleistocene (26 - 22 ka?)
• Correlation: Kozushima-Chichibuyama A

• Lithofacies: Pumice

• Host: Tachikawa Loam

• Distribution: Chorakuji, Mutsuzawa city, Isumi county, Chiba pref.

• Utsunomiya and Ooi (2019) Geology of the Kazusa-Ohara District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 127p. (in Japanese with English abstract 4p.)