Lab Notes Gems & Gemology, Volume 18, No. 1

Spring 1982 G&G Lab Notes

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Diamond
Emerald: A True Treasure
Fake Beryl Specimen
Synthetic Green Beryl
Unusual Inclusions in Synthetic Emerald
Opal
Pearls, Cultured
Sapphire
Sugilite
World's Largest Taaffeite?
 
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