The bleached calcium carbonate skeleton of a dead marine coral

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Size: 4256px × 2831px
Location: Pulau Semakau, Singapore
Photo credit: © Yangchen Lin / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: calcium, carbonate, coral, dead, marine, nature, pattern, radial, reef, scleractinia, skeleton, symmetry