Green Onyx Coaster rock vase is the name given to

is the name given to naturally occurring Amethyst and White Quartz in a banded or “V” pattern

and fluorescence make calcite a desirable mineral to collect

and aluminum

All pieces are of similar quality and size

Average Dimensions:  1 L x 1 W x 4

Green Onyx Coaster rock vase is the name given toPakistani onyx, the bands formed by the deposition of calcite saturated with iron. The iron oxidizes into reddish bands while the reduced iron creates green or whitish banding. These pieces are polished into coasters. You will receive one piece selected from our current stock. All pieces are of similar size and quality. Average measurements: 3. 75 L x 3. 75 W x 0. 25 H inches Average weight: 2. 55 pounds