Rubies are minerals from the corundum family that have formed beneath the earth’s surface over millions of years. It is a Pink to Blood Red colored gemstone and can reach vivid levels of saturation.
Ruby is an extremely strong stone, it ranks 9.0 on the Mohs scale of mineral hardness and its crystal system is hexagonal. The instance red color of Ruby comes from Chromium and it has a chemical composition of Al2O3. In some Rubies inclusion of Titanium Oxide cause light diffusion in cabochon -cut stones.
Depending on Chromium and Iron content, Rubies have a color range of Pinkish, Purplish, Orangey and Brownish Red. For Rubies reasonably clear of inclusions of features, no special wear or care precautions are necessary.
Rubies have been mined in Sri Lanka, Burma and Africa. Most people know about Rubies as it is the birthstone of July. And middle age Europeans believe Ruby conveys good health and removes negative thoughts from wearer. Ruby was long revered as a stone of royalty.