About This Article
Milk glass is glass that’s slightly opaque with a white, blue, black, or pink color and a smooth surface. It’s often used to make cups, plates, and small figurines. To tell for sure if glass is milk glass, try holding it up to the light. If the light shines through it, it might be milk glass. If it doesn’t, it might be porcelain instead. Alternatively, if your glass has a deep white color, it might be a 19th century piece, which are the oldest and most valuable items. Look online for milk glass manufacturer catalogs and compare their products to your own. If you’re still unsure, get your piece appraised by a professional, who will tell you if it’s milk glass and how much it’s worth. For more tips, including how to identify common milk glass company hallmarks, read on!