Digital collections
Description
Pacific Ring of Fire Expedition.Interlayered basaltic (dark) and felsic (light)ash layers in the east wall of West Rota caldera. This cliff is approximately3 meters [9 ft.] tall. (Image credit: Pacific Ring of Fire 2004 Expedition. NOAA Office of Ocean Exploration; Dr. Bob Embley, NOAA PMEL, Chief Scientist)