“Cotton Pearl” Imitations
An in-depth look at a new pearl simulant gaining popularity in the fashion jewelry market.
Gemfields Emerald and Ruby Auctions
Arzakite Inclusion in Ruby from Mogok
Almandine Garnet from Phu Tho, Vietnam
Reports on the study of garnet samples from a source in northern Vietnam.
Zoned Trapiche Emerald with Goshenite Overgrowth
“Out of the Darkness” …and Into the Light of Diamond Fluorescence
New Production of Sapphire from Matepwende, Tanzania
Mineral Assemblage of “Paraíba Matrix”
Helvine Inclusions in Morganite
Master Diamond Cutter Harvey Lieberman
A look at Harvey Liberman’s career as a renowned diamond cutter in New York’s Diamond District.
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