Rubies are formed of a mineral called corundum, comprised of aluminum oxide. The red color is caused by traces of chromium. Corundum also forms sapphire in many colors, which generally come from ...
We live with a compulsion to leave behind a legacy. The evidence of our existence sometimes stays and sometimes fades: a ...
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Why are rubies red and emeralds green? Their colors come from the same metal in their atomic structureRubies are mainly made up of the mineral corundum, which is composed of the elements aluminum and oxygen in a regular, repeating array. Each aluminum ion is surrounded by six oxygen ions.
Rubies and emeralds have the colors they do because, like many substances, they absorb some colors of light. Most visible light, like sunlight, is composed of all the colors of the rainbow: red, ...
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The Mysterious Origins of Sapphires Have Finally Been DecipheredThe deep blue hue that sapphires are known for comes from titanium and iron tinting the corundum, for example. Iron on its own makes yellow sapphires, and can also give us green stones.
Blue Sapphire and Yellow Sapphire are not worn together normally since both stones have incredibly high energy from planets.
Rubies are mainly made up of the mineral corundum, which is composed of the elements aluminum and oxygen in a regular, repeating array. Each aluminum ion is surrounded by six oxygen ions.
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