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Pt2 Tephra

Abbr.: Pt2

• Tephra
• Miocene

• Lithofacies: Tuffaceous sandstone
• Lithofacies (Minor): Tuffaceous mudstone

• Thickness: ca. 20 m
• Host: Otogawa Formation

• Distribution: Amada pass - Anrakuji - Miyanaka, Oyabe city, Toyama pref.

• Sumi et al. (1989) Geology of the Isurugi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 118p. (in Japanese with English abstract 5p.)