Global Volcanism Program | Image GVP-05688

Yakushidake (center) is the summit cone of Iwatesan and was constructed at the eastern end of the 1.8 x 3 km NishiIwate caldera. The N and S caldera rims form the ridges to the left and right, respectively. Both Yakushidake and a cone in the western caldera have been active in historical time. Photo by Hidenori Togari, 1994 (Hokkaido University).

Yakushidake (center) is the summit cone of Iwatesan and was constructed at the eastern end of the 1.8 x 3 km NishiIwate caldera. The N and S caldera rims form the ridges to the left and right, respectively. Both Yakushidake and a cone in the western caldera have been active in historical time.

Photo by Hidenori Togari, 1994 (Hokkaido University).

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Keywords: cone | caldera

Iwatesan