[ Top ] [ Japanese ]

Akarutoge Pyroclastic Flow Deposit

Invalid synonym: Iz2 Pyroclastic Flow Deposit

• Tephra
• Pliocene (2.7 Ma, FT)

• Sedimentary facies: Terrestrial
• Lithofacies: Pyroclastic flow deposit
• Lithofacies: Hornblende-bearing orthopyroxene clinopyroxene dacite
• Lithofacies: Tuff breccia, Lapilli tuff

• Host: Izumi Formation
• Thickness: 1 - 15 m

• Distribution: Fukushima pref.

• Yamamoto et al. (2006) Geology of the Kitakata District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 63p. (in Japanese with English abstract 5p.)
• Yamamoto and Komazawa (2004) Geology of the Miyashita District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 71p. (in Japanese with English abstract 5p.)
• Yamamoto and Yoshioka (1992) Geology of the Wakamatsu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 73p. (in Japanese with English abstract 5p.)