This item is a natural agate slice that is approximately 4.0" long. These are from Brazil and have been polished on both sides and have not been dyed. This would make a great coaster. Typically agate slices of this size have a thickness of approximately 3-5 mm.
If this agate slice were to get damaged during shipping, a full refund would be issued.
We sell agate coasters in blue, green, natural (browns/tans/grays), pink, and purple.