[ Top ] [ Japanese ]

Daruma volcano

• Volcanic rocks
• Shield volcano
• Pleistocene

• Lithofacies: Hypersthene series
• Lithofacies (Upper): Olivine augite andesite lava
• Lithofacies (Lower): Two-pyroxene andesite lava
• Lithofacies (Minor): Volcanic conglomerate, Tuff breccia, Volcanic ash
• Lithofacies (Minor): Vent-fill breccia, Tuff, Agglutinate, Tuff breccia

• Source: Mount Daruma, Shizuoka pref.
• Source (Explosion crater): Heda, Izu city, Shizuoka pref.
• Thickness: ca. 500 m
• Lower limit: Unconformity (Ida volcano, Tanaba volcano)

• Distribution: Mount Daruma - Heda harbor, Izu city, Shizuoka pref.; Mount Sanagiyama, Numazu city, Shizuoka pref.

• Sawamura (1955) Shuzenji, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 47p. (in Japanese with English abstract 4p.)