Lab Notes Gems & Gemology, Winter 1996, Volume 32, No. 4

Winter 1996 G&G Lab Notes

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A Surprising Assemblage of Corundum and Plastic
Fracture Filled Diamond
An Unusual Cause of Uneven Color Distribution in Diamond
Synthetic Emerald
An Unusual Natural Abalone Blister Pearl
Imitation Star Ruby
An Unusual Assemblage in Imitation Spinel
 
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