Blue Sapphire and Yellow Sapphire are not worn together normally since both stones have incredibly high energy from planets.

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 garden we planted, or a tree fort ...

Crystal field theory makes predictions about how a transition metal ion’s structure is affected by the other atoms surrounding it. Rubies are mainly made up of the mineral corundum, which is composed ...

Rubies are a red variety of the mineral corundum, which is essentially aluminum oxide (Al₂O₃). The striking red color of rubies is due to chromium (Cr) ions, which replace a small number of ...

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.

This gem is a 350-carat blue sapphire from the corundum family. Although buyers from the United States and Germany were interested in purchasing it, he couldn’t bring the money into Sri Lanka ...

Like their gemstone cousin the sapphire, rubies are just a variety of corundum, or aluminum oxide. Where sapphire gets its blue tint mainly from iron, rubies get their pink to blood-red hue from ...

Success achieved in the setting of gemstones of the corundum family using the unique carbonlokd setting process. Blue Diamonds Jewellery Worldwide PLC who were responsible for developing and ...