Want to learn more? A wealth of additional information on uranium glass can be found in this article by author and glass expert Barry Skelcher. So given that uranium is best known as a radioactive material, you’re probably wondering “Is it safe?” Good news – while some older vaseline glass contained alarming amounts of uranium, modern vaseline glassware gives off no more radiation than the background radiation normally found in the environment. The collie on the far left and the one second from the right are Golden Opaline – the glass at the core is fluorescent, as is the glass in the head of the “Flame” collie (third from right.) The white milk glass does not react at all and looks dark. So here’s the pop quiz: Which of the collies below are vasoline glass? The uranium oxide in vasoline glass causes it to fluoresce bright green under ultraviolet light (aka “black light”.) Some other glass additives fluoresce other colors under a UV light, and not all uranium glass is fluorescent, but if it “doesn’t glow green, it’s not vaseline.” Mosser and Fenton were two of the most prolific producers of modern-day vaseline glass.
Holly Whirl Pattern on Inside, Near Cut Wreath Pattern on The Outside. Antique Millersburg Green Carnival, Radium Glass Ruffled Bowl. Another additive, iron oxide, is what gives vaseline glass its distinctive yellow-green color. Completely safe to use as long as they don’t break Then it can be dangerous if glass shards / dust are inhaled because of the alpha radiation. It was just triple-distilled water with at least one microcurie of Radium-226 and 228 isotopes, manufactured between 19 by the Bailey Radium Laboratories, East Orange, New Jersey. (1 - 40 of 174 results) Price () Shipping. Vasoline is not the only type of collectible glass containing uranium – others include Burmese and Custard glass. This practice dates back to the early 1800’s, and reached its height of popularity from the mid to late 1800’s up until the beginning of World War II. Vaseline glass is a type of Uranium glass – glass with trace amounts of uranium oxide added to color the glass. The collie on the left is Golden Opaline – sometimes mistakenly identified as Vaseline or “Vaseline Opalescent”. In the photo below, the collie on the right is Vaseline. There are sellers on eBay who call any piece of glass that’s yellow, light green, or greenish-yellow “vaseline.” While vaseline glass IS that color, that’s like saying all red fruits are apples.
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