Ruby - Wikipedia
WebA ruby is a pinkish red to blood-red colored gemstone, a variety of the mineral corundum ( aluminium oxide ). Ruby is one of the most popular traditional jewelry gems and is very durable. Other varieties of gem-quality corundum are called sapphires.
Ruby Value, Price, and Jewelry Information - International Gem …
WebOne of the most popular traditional jewelry stones, ruby is exceptionally durable. The colors of the July birthstone — always red — can reach vivid levels of saturation. Fine-quality rubies are some of the most expensive gemstones, with …
Ruby Gemstone | Ruby Stone – GIA
WebRubies can command the highest per-carat price of any colored stone. This makes ruby one of the most important gems in the colored stone market. In its purest form, the mineral corundum is colorless.
Ruby History and Lore - GIA
WebRuby is one of the most historically significant colored stones. Rubies are mentioned four times in the Bible, in association with attributes like beauty and wisdom. In the ancient language of Sanskrit, ruby is called ratnaraj, or “king of precious stones.”.
Ruby Description - GIA
WebRuby is one variety of the corundum mineral species, which also includes sapphire. Ruby is highly regarded and can command high per-carat prices. It is arguably one of the most important gems in the colored stone market. In its purest form, the …
Ruby: The gemstone Ruby information and pictures - The Mineral …
WebRuby is one of the most popular gemstones, and is used extensively in Jewelry. Ruby is used in all forms of jewelry, including bracelets, necklaces, rings, and earrings. It is used both as centerpiece gemstone in pendants and rings, as well as a secondary stone to complement other gemstones such as Diamond s.
23 Interesting Ruby Facts: Everything You Need to Know - The …
WebJul 12, 2019 · Learn the most important facts about rubies like where ruby is found, how it's formed, and how ruby was depicted throughout history.
Ruby | Red, Pink, Corundum | Britannica
WebFeb 28, 2024 · Ruby, gemstone composed of transparent red corundum (q.v.), a mineral form of aluminum oxide, Al2O3. Its colour varies from deep cochineal to pale rose red, in some cases with a tinge of purple; the most valued is a pigeon-blood red. The red colour arises from the replacement of a small number of.
Ruby Buying Guide - International Gem Society
WebOur ruby buying guide can help you learn how rubies are graded, what to avoid, and how to identify a high quality stone or a bargain in the rough.
The Nature of Rubies - What Makes a Ruby So Special | The …
WebRubies are a variety of corundum crystal, the same species as sapphires. The key difference is their red color, caused by trace amounts of chromium. This spectacular red color is why rubies have a distinct separation from sapphires in the gemstone world.
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