Cat’s-Eye Alexandrite with Unique Inclusion Pattern
Examination of a chatoyant alexandrite cabochon.
Synthetic Moissanite Imitating Rough Diamond
A light green specimen, submitted as a rough diamond, is actually a synthetic moissanite.
Two Unusual Natural Sapphires with Synthetic Ruby Overgrowth
For the first time, the Carlsbad and New York labs see natural sapphire seeds with synthetic ruby overgrowth.
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