Contributions de la gemmologie de laboratoire à l’identification du traitement HPHT du diamant
Contributions de la gemmologie de laboratoire à l’ […]
A historic turquoise jewelry set containing fossilized dentine (odontolite) and glass
A historic turquoise jewelry set containing fossilized […]
Update on “chocolate” Tahitian cultured pearls
Update on “chocolate” Tahitian cultured pea […]
Observations on treated ruby and sapphire
Observations on treated ruby and sapphire. Published in […]
News about treated brown cultured pearls
News about treated brown cultured pearls. Published in […]
Study shows chocolate pearls are ‘stained’
Study shows chocolate pearls are ‘stained’. […]
Black treated diamond with colour zoning
Black treated diamond with colour zoning. Published in […]
Une nouvelle méthode pour la détection des corindons traités par diffusion du béryllium: Laser-induced Breakdown Spectroscopy (LIBS)
Une nouvelle méthode pour la détection des corindons tr […]
Breakthrough in orange – the potential of GemLIBS in gem testing
Breakthrough in orange – the potential of GemLIBS […]