DR JUERG ALEAN / SCIENCE PHOTO LIBRARY DR JUERG ALEAN / SCIENCE PHOTO LIBRARY
Basaltic lava flow. Close-up of rope-like patterns in a lava flow from the Erta Ale basaltic shield volcano. THis volcano is located in the Danakil depression, Ethiopia. This lava flow is part of the summit caldera. The area in this image is about one metre across.
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