About Emerald
History and Folklore
The name derives from the Greek word smaragdos, meaning .. green stone". Rulers and royalty utilized the emerald's alluring green hues for over 4,000 years. The soft green color was thought to have healing powers. Emeralds were also thought to bring wisdom, promote healing and to bring good fortune
Facts and Information
Emerald is the birthstone for May. The Muzo and Chivor mines of Colombia produce some of the world's finest emeralds, although very fine emeralds come from other areas around the world. Most emeralds are treated with oils or epoxy resins to improve their transparency and appearance. Even though this is a common and accepted treatment, it should always be disclosed. Emerald Is classified as a Type 3 clarity stone which means eye-visible inclusions are considered common and expected.
Major Sources
Identification and Characteristics
- R.I.: 1.577 - 1.583 (+.017, -.017)
- Hardness: 7.5 - 8
- S.G.: 2.72 (+.18, -.05)
- Species: Beryl
Cleaning Methods
- Warm, soapy water usually safe, but avoid strong detergents or scrubbing on oiled stones
- Never use steamer
- Never use in ultrasonic
