When it comes to crystal, its reflective quality and the 24 percent lead content are most important characteristics. Crystal shows more clarity than a typical piece of soda-lime glass, and its reflective quality is why crystal is used for chandeliers, fine wine glasses and jewelry pendants.Aug 13, 2013
How can you tell an antique crystal?
Most antique crystal has an etching, symbol or sticker made by the company that manufactured it. Hold the stem up to a light to look for a manufacturer's logo or emblem. For instance, Heisey stemware is marked with the Heisey diamond H, the letter H inside a diamond; some have an embossed H and and a diamond.
How can you identify a crystal?
Examining the shape of a crystal is an easy way to narrow down type of crystal you have. If your crystal has a hexagonal shape, it could be an emerald or aquamarine. If your crystal isn't green or blue, compare it to other hexagonal crystals. Look at the crystal from different angles to help identify what shape it is.
How can you tell if its real crystal?
Tap the side edge of the piece with your fingertip and notice the sound. If the piece is real crystal, you will hear a ring, according to the American Cut Glass Association. If the piece is basic glass, you will hear a dull noise.
What makes crystal so valuable?
The added strength allows the crystal to be molded into thin, delicate shapes. ... Crystal is also able to refract light while glass will typically lack that ability, making crystal more sought out for formal table settings and more expensive than glass.