These Uranium Glass Spheres contain Uranium Oxide 2% by weight and mildly slightly radioactive at a rate of 0.14 uSv/h and safe to handle. This uranium sphere is an exceptional addition to any collection of crystals and mineral specimens, and is perfect for display purposes. Crafted to perfection, this sphere is a stunning example of the beauty and uniqueness that can be found in the natural world. With its intricate and fascinating design, this uranium sphere is sure to be a conversation starter and a true treasure for any rock, fossil, or mineral enthusiast. Whether you're looking to add to your existing collection or just starting out, this stunning piece is sure to be a highlight.