Ripple marks in Silurian sandstone. These ripples in the sand have hardened over time to sandstone. They date from the Silurian period between 443 to

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Ripple marks in Silurian sandstone. These ripples in the sand have hardened over time to sandstone. They date from the Silurian period between 443 to 416 million years ago. Photographed in Marloes bay, Wales.

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Size: 3872px × 2592px
Photo credit: © SINCLAIR STAMMERS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: bay, bed, beds, britain, british, earth, europe, european, geological, geology, kingdom, marloes, pattern, patterning, patterns, pembrokeshire, period, preserved, ripple, rock, rocks, sandstone, science, sedimentary, silurian, stone, uk, united, wales