Articles tagged: Emeralds
<< previous page 1 next page>> written by David Cowley Emeralds belong to the beryl family of gemstones. This family also contains aquamarine, goshenite, morganite, heliodor, quartz, ruby and red beryl to name a few. The emerald has a hardness of 7.5 to 8 and is composed of chromium and vanadium. When iron sulfate pyrite is entered into the mix the result is the rich green color traditionally associated with the emerald. written by Ian Maher Information about the emerald, a beautiful precious stone common in diamond rings and other fine jewelry. << previous page 1 next page>> |