This lovely example is a thin slice through a branch and within are and abundance of shipworm burrows. The slice has been ground gem smooth and a high polish applied to reveal all the detail within. Approximately 15 million years old.
A lovely slice through a section of Carboniferous coral and under magnification the detail is very good. The coral's surface has been ground gem smooth and a high polish applied. Approximately 345 million years old.
This lovely example of this compound coral shows very nice detail within the polyps. The slice has been ground smooth and a high polish applied. A super study fossil which is approximately 345 million years old.