Ti Surface Diffusion: Just when you thought it was an easy identification

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New research shows that the titanium surface diffusion treatment is being polished off the facets, but left inside cavities and fractures. Stone Group...

Marvel’s Reality Stones are real, spectacular rubies — and they’re on sale

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Mozambique, transparent, no heat - LATimes.com - JEVON PHILLIPS, MULTIPLATFORM EDITOR -   Just as the Avengers did, a chosen few people can start collecting...

Why lasers are being used to write inside diamonds

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BBCBen MorrisTechnology of Business editor I am peering through a jeweller's eyeglass, looking for the BBC logo that has been inscribed inside a small diamond. The...

Fluorescence that proves Natural

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Stone Group LaboratoriesCara & Bear Williams Findings from Stone Group Laboratories shows the blue/white fluorescence in diamond can only be natural in origin. Many gemstones...

Jedi Spinels: a quest to the origin of the ultimate red spinels!

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AIGS News - a Webinar with Vincent Pardieu Vincent Pardieu is a Consultant Field Gemologist at “VP Consulting WLL”, a writer and a documentary producer....

Gems & Gemology, Summer Issue 2022

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Diamonds from Guyana, Ekanite from Sri Lanka, a New Amber Source in Vietnam, and More... GIA.eduDuncan Pay, Editor-in-Chief Other features include:The Shape of EkaniteDiscusses the unusual...

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AGTA Spectrum Awards™

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The world’s finest jewelry and colored gemstone competition.2022 WinnersImages Courtesy of AGTA, Photography Jeff Mason, Jeff Mason Photography. Best Of Only the most brilliant, breathtaking pieces...