Uranium Glass Marbles Radiation Reference

You may see many items which say blue vaseline in the auctions.

Uranium glass marbles radiation reference.

In fact these marbles contain about 2 to 3 percent uranium by weight. Detectable amounts of beta particles emitted from uranium glass marbles. Uranium glass also fluoresces bright green under ultraviolet light and can register above background radiation on a sufficiently sensitive geiger counter although most pieces of uranium glass are considered to be harmless and. In one of our catalogs we made joking reference to some new beads made with glow in the dark uranium glass they were a beautiful yellow green color and of course they didn t glow in the dark.

Well the glass traps most of the alpha particles that the uranium would be emitting but beta and gamma radiation can still pass fairly easily but the actual mass of uranium in the marbles is quite low and the radiation levels not. 10 odd objects made from uranium glass webecoist uranium glass a form of glassware known for the vivid green glow it exudes under ultraviolet light contains from 2 to 25 uranium oxide by weight. Watch like comment and subscribe and go eat a. When i put my hot dish under a longwave uv light it lights up the whole room up with a gatorade greenish yellow light.

The instrument used is a thermo scientific eberline e 600 ratemeter with an hp 360 smart probe. 3 blue glass blue in the sun light and glows bluish green under uv. The radiation is safe as it is mainly alpha and the marbles only contain about 3 uranium by weight. Sometimes uranium glass is sold as vaseline glass because of its color and luster.

The photons emitted from an ultraviolet light excite the electrons in uranium atoms. So please be careful when you buy them. It s easy see why a teacher or parent might be worried about a kid playing with these yellow green glass marbles. Uranium glass items are often sold on the antique market through a handful of online sellers and on ebay.

Under an ultraviolet blacklight these marbles give off a neon glow a product of the small amounts of uranium found inside the spheres. Most of the clear blue. These marbles are amazing under a black light.