Pacific Ring of Fire Expedition. Interlayered basaltic (dark) and felsic (light) ash layers in the east wall of West Rota caldera. This cliff is approximately 3 meters [9 ft.] tall.

Image ID: expl0018, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Location: Mariana Arc region, Western Pacific Ocean
Photo Date: 2004 April
Credit: Pacific Ring of Fire 2004 Expedition. NOAA Office of Ocean Exploration; Dr. Bob Embley, NOAA PMEL, Chief Scientist

• High Resolution Photo Available