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Summer 2003 G&G Lab Notes

June 1, 2003

This section, from the Summer 2003 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.

Summer 1999 G&G Lab Notes

June 1, 1999

This section, from the Summer 1999 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.