Teated synthetic moissanite by coating
By Aurélien Delaunay
LEAD GLASS TRAPICHE RUBIES
Since 2004, treating corundum (primarily rubies) by filling fractures with lead glass has continued to develop.
Dernières connaissances en matière de luminescence des gemmes
Gems & Gemology, Vol 47, n°2, Summer 2011
Pinctada Margaritifera Cultured Pearl with Baroque-Shaped Nucleus
G & G January 10, 2013 Volume 4, No. 4
SYNTHETIC CORUNDUM SCULPTED TO IMITATE NATURAL CORUNDUM
Those who frequently travel to gem deposits to buy rough stones quickly come to understand that a sword of Damocles hangs over them…
A “SECRET OPTICAL JEWEL” UNDER STUDY AT THE LFG PHOTO-MICROSCOPIC JEWEL BY RENÉ DAGRON
The French Gemmology Laboratory recently had the opportunity to analyse an exceptional jewel.
DIAMONDVIEW™, CONCEPT AND USE AT LFG
The French Gemmology Laboratory has been equipped with a latest-generation DiamondView since 2006.
The Santa Maria variety of aquamarine : never heated
In Color, All about Colored Gemstones, Summer 2013, n° 23