The bicolor sapphire is a fascinating geological phenomenon: two distinct colors coexist within a single corundum crystal. Every stone is truly one-of-a-kind.
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Submit a requestBicolor sapphires display distinct color zones — often blue and yellow, or blue and green — within a single crystal. This results from chemical variations during crystal growth.
No two bicolor sapphires are alike. The color distribution is a unique geological fingerprint. 9 Mohs hardness.
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