Natural and untreated gemstones for your jewelry
Australian Boulder Wood Fossil Opal Pair. Cabochon Oval Cut. 10.45 ct.
These beauties have a long history. Maybe 100 million years, in their day they were a tree, roots or who knows, part of vegetation of the great Australia. Whit the passage of time this wood became fossilized and there was a replacement of part of it by precious opal.