The Omuroyama scoria cone, one of about 70 subaerial volcanoes in the Izu-Tobu volcanic field, formed about 5,000 years ago in the SW part of the field. The cone rises 300 m above the flank in the foreground that was formed by lava flows originating from vents NE and S of the cone.

Photo by Yukio Hayakawa (Gunma University).

This image is made available under the Creative Commons BY-NC 4.0 license terms.

Keywords: scoria cone | volcanic field

Izu-Tobu