Lab Notes Gems & Gemology, Fall 1986, Volume 22, No. 3

Fall 1986 G&G Lab Notes


Fused Amber
Diamond Fanciful Cuts Created By Laser Sawing
Natural-Color Light Green Diamonds
Unusual Inclusion in Diamond
Jade Doublet
Dyed Lapis Lazuli
Black Cultured Pearls
A Black Natural Pearl with Unusual Fluorescence
Blue to Gray Saltwater Cultured Pearls
Unusual Yellowish Green Tourmaline
 
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