What is the difference between a sapphire and a ruby?

Sapphire is one of the four most valuable gems along with emerald, diamond and ruby. It belongs to the same family of minerals that the ruby corundum i.e., the only difference between a naming convention. It is called ruby red corundum and sapphire to all the other colors of corundum, including the pink.


The sapphire, as precious gem, is transparent and blue variety of the mineral corundum while ruby is the red variety, with gem quality, the same material.

Although many times applies the term sapphire for all colors except red, sapphire blue authentic is intense, being the best cornflower blue shade called blue cashmere. Continue reading “What is the difference between a sapphire and a ruby?”

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