Grey columnar basalt, the columns form due to stress as the lava cools
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Photo credit: © Cseh Ioan - Grafvision / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: abstract, background, basalt, column, columns, cooling, detail, formation, geology, grey, landscape, lava, material, monument, mountain, natural, nature, outdoor, rock, rocky, stone, structure