limestone and eroded coral reefs cavities holes with rough texture erosion biological activities stone granite porphyry

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Limestone and eroded coral reefs. Cavities and holes with rough texture, erosion biological activities. Stone granite porphyry. Royalty Free Stock Photo

Limestone and eroded coral reefs. Cavities and holes with rough texture, erosion biological activities. Stone granite porphyry.

Surface and structure of limestone and eroded coral reefs. Cavities and holes with rough texture caused by erosion biological activities. Stone or rock or granite porphyry.