Slate Imperfection called in Welsh ' Bodiau llywd'
Slate is graded for quality with the Welsh Quarrymen having nicknames for some grades. These thumb-shaped sphere was formed around animal or plant material in the original mudstone. In Welsh ' Bodiau llywd' or grey thumbprints / grey thumbs
Size: 3435px × 5100px
Photo credit: © Fossil & Rock Stock Photos / Alamy / Afripics
License: Licensed
Model Released: No
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