Cornflower Blue Synthetic Sapphire in Heart Shape

About Synthetic Sapphire

Synthetic sapphire is laboratory-created corundum, the crystalline form of aluminium oxide (Al₂O₃). Pure corundum is colourless; traces of elements such as iron, titanium or chromium create blue, pink, yellow and other colours. Blue is the colour most people associate with sapphire, although the word sapphire normally refers to natural or treated corundum, while “synthetic” indicates laboratory growth. Material may be…