25 Grams Autunite Fragments, Shipped in a Lead Container Common Name: autunite Mineral: calcium uranyl phosphate, also called calco-uranite This listing is for one Lead containmer containing the pictured 25.92grams of autunite fragments. Stabilized with Paraloid B-72. If you require specimens that aren't stabilized, please contact us. 48.27% Natural Uranium - Contains all isotopes in the U-238 series Lead Container Specifications: Size: 3.75? (94mm) tall and 2.5? (62mm) maximum diameter Interior Dimensions: 2.3”(60mm) deep with a diameter of 1 inch (26mm) 3/8" thick wall Approximate weight: 2Lb, 11oz The buyer must assume responsibility for this item and use it according to its intended purpose. Keep this away from children and store it at least three feet from anywhere anyone spends a lot of time. Coin and watchglass not included.