![]() ![]() The Corundum group is pure aluminum oxides. Sapphire includes all gemstone variants from the Corundum group except for Ruby. Sapphire stone – whose archetypal name is from French Saphir is a single crystal of aluminum oxide (Al2O3) ![]() Sapphire stone – whose archetypal name is from French Saphir is a single crystal of aluminum oxide (Al2O3), a mineral-based on Corundum. Enhance the beauty of the sapphire stone by using the following treatment: ![]() How to distinguish natural Sapphire and treated, cultured, artificial Sapphire stone: ![]()
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