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About Gemstones and Minerals

Precious Gemstone Information-Ruby

What is Ruby Gemstone and Mineral? A Ruby is a precious and one of the expensive gemstone. Its color comes usually from pink to red, red with a purple hue and pink with a red/orange tone etc. This is the variety of corundum gems and mineral.  The formula is aluminum oxide. One of the other corundum variety is sapphire. Ruby is the one and only traditional gem along with relative valuable gemstones such as sapphire, emerald, and diamond. The ruby gemstone is determined by clarity, cut and the color along with carat weight. This affects its value. The most popular and valuable red shade is called pigeon blood and red blood ruby. It is a the most desirable gem due to its hardness, […]


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