Around Iceland - Dverghamrar - dwarf rocks

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Columnar basalt is formed when lava flow gets cooled and contraction forces build up. Cracks then form horizontally and the extensive fracture network that develops results in the six sided formation of the columns.

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Size: 4288px × 2848px
Location: Iceland
Photo credit: © Terry Dean / Alamy / Afripics
License: Royalty Free
Model Released: No

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