Blue Onyx One Side Polished pyrite cluster Its delicate pink color is

Its delicate pink color is due to microscopic inclusions of aligned silicate mineral fibers

Amethyst was considered a precious gem until the 18th century when large deposits were discovered in South America

4 inches in height per carving

and pyrite

and for its quartz veins resembling water

Blue Onyx One Side Polished pyrite cluster Its delicate pink color isBlue onyx is a variety of the chalcedony mineral composed of banding of blue, white, and gray. Blue onyx is composed of silicon dioxide, and ranges from translucent to opaque with a vitreous glassy luster when polished. These pieces have only one side polished. You will receive one piece selected from our current stock. All pieces are of similar size and quality. Average Dimensions: 3. 25 L x 2 W x 2. 25 H inches Average Weight: 1 pound