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Shikubo volcano

• Type locality: Shikubo, Oshima city, Tokyo
• Volcanic rocks
• Lateral volcano
• late Pleistocene

• Sedimentary facies: Tuff ring
• Lithofacies: Low-alkaline tholeiite series
• Lithofacies: Pigeonite series
• Lithofacies: Olivine basalt, Pyroxene olivine basalt, Pyroxene basalt
• Lithofacies: Tuff breccia, Lava

• Mode of eruption: Phreatomagmatic
• Eruptive volume: 0.007 km³
• Distribution (Height): 30 m
• Distribution (Diameter): 0.5 km
• Thickness (A unit): 24 m

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Shikubo, Oshima city, Tokyo

• Isshiki (1984) Geology of the Oshima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 133p. (in Japanese with English abstract 5p.)