Follow these steps to keep your gems looking bright. Regularly cleaning your rubies and sapphires can protect their shine and help them maintain their value. However, while it cannot be easily scratched, its hard surface can accumulate dirt and grime. If iron and titanium are present, it will be blue sapphire.Ĭorundum is a chemically-resistant hard stone, ranking at 9 on the Mohs hardness scale, making it slightly softer than diamond.
If the element chromium is present in the rock formation, it will be a red ruby. Both are different forms of the rock corundum. They were even worn in Ancient Rome to ward off bad luck and give soldiers and gladiators courage in battle.ĭespite their pronounced color difference, rubies and sapphires are the same stone. Evidence of these gemstones has been found along the ancient Silk Road in northern and central Asia and palaces and tombs in Ancient India.
Since ancient times, they have been set in jewelry and praised for their unique, colorful luster. Rubies and sapphires are two of the most popular and beautiful gemstones.
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