[ Top ] [ Japanese ]

Kakkoyama Formation Watanabe et al., 1983

Associated pelitic schist was excluded from this formation.

• Volcanic rocks
• Deposition: Cretaceous?
• Intruded by: Ohisagawa Granodiorite
• Correlation: Takanokura Formation?

• Lithofacies: Andesite lava, Pyroclastic rocks
• Lithofacies (Minor): Psammitic hornfels

• Northern limit: Tamanoyu Granodiorite
• Southern limit: Okurayama Quartz Diorite

• Distribution: Mount Kakko, Naraha city, Futaba county, Fukushima pref.; Mount Hagizuka, Kawauchi city - Naraha city, Futaba county, Fukushima pref.

• Kubo et al. (2002) Geology of the Kawamae and Ide District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 136p. (in Japanese with English abstract 6p.)
• Kubo et al. (1994) Geology of the Namie and Iwaki-Tomioka District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 104p. (in Japanese with English abstract 7p.)