Autunite UV Uranium Crystals 4.35 Grams
This is an excellent crystal formation that is 48.27 percent pure Uranium. Extremely UV reactive so be sure to have a 365 nm UV light on hand for the brightest glow.
Almost 50,000 cpm on Radiacode 103
2.727x2.026x1 cm
4.35 grams
Pingjiang County, Hunan, China