Lab Notes Gems & Gemology, Fall 2005, Volume 41, No. 3

Fall 2005 G&G Lab Notes

Unusual Synthetic Alexandrite
Dyed Rough Diamond
Strongly Colored Natural Type IIb Blue Diamonds
Large Natural Freshwater Pearl from Texas
Natural Pearl with a “Round” Core, which Appears Cultured
Large Baroque “Golden” South Sea Cultured Pearls
Synthetic Turquoise Necklace
Yttrium Zirconium Oxide
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