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Ag-MzP6 Tephra (Moriya, 1968) Suzuki, 1990

Abbr.: Ag-MzP6

Invalid synonym: P6

• Tephra
• Pleistocene (ca. 100 ka)

• Lithofacies: Lapilli
• Sedimentary structures: Reversed graded bedding

• Source: Akagi volcano
• Mode of eruption: Plinian
• Host: Shimotsuke-Osawa Terrace Deposit, Shirasawa Terrace Deposit, Kamikake Terrace Deposit, Hoshakuji Loam, Kanuma Terrace Deposit
• Thickness: 20 cm or thinner

• Distribution: Lake Tsurugaike, Shimogo city, Minamiaizu county, Fukushima pref.; Nagano, Tajima, Minamiaizu city, Minamiaizu county, Fukushima pref.; Omuro - Noguchi, Nikko city, Tochigi pref.; Imaichi alluvial fan, Imaichi city, Tochigi pref.; Ishinada town, Utsunomiya city, Tochigi pref.

• Ito et al. (2022) Geology of the Kiryu and Ashikaga District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 101p. (in Japanese with English abstract 4p.)
• Yoshikawa et al. (2010) Geology of the Utsunomiya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 79p. (in Japanese with English abstract 6p.)