25 gram Lamellar Autunite / Meta-autunite Crystal - Stabilized with Paraloid B-72 Locality: Hunan Provence China Size: 59x41x12mm Approximate Weight: 24.7 Grams Photographed with outdoor and indoor light. Fluorescence demonstrated using 365nm light. This specimen was stabilized with Paraloid B-72, a commonly used conservation material in the field of mineral preservation, providing excellent protective qualities for long-term conservation. The stabilization process infuses the specimen with an acrylic polymer resulting in a more rigid and less friable specimen that won’t break, or disintegrate over time and under normal circumstances. A small UV light source is included with each autunite shipment. 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 five feet away from anywhere anyone spends a lot of time. Geiger counters and coin not included. GeigerCheck #241F