This wonderful example has been ground gem smooth and a high polish applied to all sides even the base for amazing detail within the cross-sections of ammonites (Promicroceras planicosta). The septarian vein which runs around the pyramid really adds to the aesthetics. A stunning one off and unique gift item which is approximately 200 million years old.
A beautiful piece of original Marston Marble which has been shaped into a pyramid, ground gem smooth and finally a high polish applied to reveal superb detail throughout. The object has been polished on all sides and exhibits many small ammonites (Promicroceras planicosta). Approximately 200 million years old. A unique gift idea.