Blue Onyx Top Polished Pink and colorings will vary slightly

and colorings will vary slightly as each piece is unique

Small but vibrant fluorite spheres

natural variety of chalcedony known for its deep apple-green colors

approximately 50 million years ago

Blue Onyx Top Polished Pink and colorings will vary slightlyBlue 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: 2. 0 L x 1. 75 W x 4. 0 H inches Average Weight: 0. 83 pound