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  • Is a blue sapphire a diamond?

    钻石 蓝宝石 蓝色

    Questioner:Charlotte Richardson 2023-06-14 15:58:25
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  • Madeline Cook——Studied at University of Cambridge, Lives in Cambridge, UK

    A blue diamond is composed entirely of pure carbon. ... PriceScope noted that hydrogen is typically the cause of a greyish or more violet blue hue in diamonds, while greenish blue diamonds usually contain nitrogen impurities. On the other hand, blue sapphires are made of corundum, or aluminum oxide.read more >>
    +119962023-06-18 15:58:25

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