[ Top ] [ Japanese ]

Jaishi volcano Ishihara et al., 1898

• Volcanic rocks
• Pleistocene

• Lithofacies: Olivine-bearing augite hypersthene andesite lava (A few flow units)

• Thickness: ca. 200 m
• Lower limit: Unconformity (Shirahama Group)

• Distribution: Chojahara - Icchoda, Minamiizu ity, Kamo county, Shizuoka pref.; Oike, Midaka, Kawazu city, Kamo county, Shizuoka pref.

• Sawamura et al. (1970) Geology of the Shimoda District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 41p. (in Japanese with English abstract 4p.)