5.75" Polish Flint Freeform Display DX783 green aventurine also called Lava Stone

also called Lava Stone

displaying different colors from different angles

Faceted smokey quartz ring set in sterling silver

and it's valued for its warm colors and intriguing optical effects

Locality: Bingham

5.75" Polish Flint Freeform Display DX783 green aventurine also called Lava StonePolish Flint Freeform Approx. Dimensions: 5. 75 x 4. 5 x 1. 5 inches Approx. Weight: 1275 grams Locality: Sandomierz, Poland This freeform has a full polish on one side but has been left unpolished on the back. Polish Flint is known for its incredibly beautiful banding. It forms in concretions, or large nodules, in Jurassic limestone from about 160 million years ago. During the Neolithic Period, about 5000 3500 years ago, flint was used for the