[ Top ] [ Japanese ]

Hikage Tuff 10 Nagamori et al., 2003

Abbr.: Hkg10

• Type locality: Nigorikawa river, Ainomine, Kinasa, Nagano city, Nagano prefecture
• Tephra
• Miocene (4.3 Ma, FT)

• Lithofacies: Pumice tuff
• Sedimentary structures (Upper): Parallel stratification

• Host: Tanogashira Formation
• Thickness: ca. 150 - 175 cm

• Distribution: Nigorikawa river, Ainomine, Kinasa, Nagano city, Nagano pref.

• Nagamori et al. (2003) Geology of the Togakushi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 109p. (in Japanese with English abstract 3p.)