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CRI ADX
Last Updated: 2025-05-07 13:34 p
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These titles are standard references used by students and professionals to identify species and separate natural stones from synthetics. The Gem Identification Book
For those looking to build a professional or enthusiast library, several "cornerstone" books are widely recommended for gem identification, gemology, and jewelry design. Gemstone - Gemology and Jewelry books and Gem I...