Global Volcanism Program | Image GVP-08911
There is a group of scoria cones on the southern flank of Irazú near the road to the summit. Flank cones were the source of voluminous lava flows such as the roughly 1.2 km3 Cervantes flow, which traveled about 10 km down the SSE flank to the Río Reventazon at the base of the volcano.
Photo by Ichio Moriya (Kanazawa University).
This image is made available under the Creative Commons BY-NC 4.0 license terms.