Laboratory-Grown Gems

>> Questions && Synthetic tanzanite is also known as:A. Blue moissaniteB. Blue glassC. Synthetic purple/blue sapphireD. None of the above—there's no such thing as synthetic tanzanite Fordite, a.k.a. Dearborn agate, returned to Tucson this year. What is this "industrial" gem material?A. Industrial diamondB. Synthetic industrial diamondC. Automotive paintD. Ground agate, dyed and recon- stituted as gem-quality cabochons Moissanite is sold on TV as simply "moissanite." What is "synthetic moissanite"?A. The exact same gem material as moissaniteB. Heat-treated moissaniteC. High-pressure/high-temperature treated moissaniteD. Fracture-filled moissaniteBonus Essay Question What is the chemical makeup of "synthetic moissanite," and why is this so important outside the gem industry? Are there commercially available synth

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