Global Volcanism Program | Image GVP-03597
Pu’u o Maui is the largest of a group of scoria cones erupted along a rift zone that passes across Haleakalā crater, with the western crater rim to the upper left. The large summit crater formed through erosion and collapse events.
Photo by Lee Siebert, 1987 (Smithsonian Institution).
Keywords: scoria cone