Blue Onyx Top Polished Strawberry Quartz this piece does have iridescent

this piece does have iridescent pyrite

sphalerite

These specific megalodon fossils were found in the coastal marine environment of North Carolina

The luster has a vitreous to pearly luster depending on the specific crystal surface

Blue Onyx Top Polished Strawberry Quartz this piece does have iridescentBlue 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