The Smithsonian National Gem Collection – Unearthed
Estimated reading time: 6 minutes
Knowing Jeffrey Post personally and having been to the back room of the Smithsonian Gem Hall, when I heard...
Emerald – Modern Gemmology
Estimated reading time: 6 minutes
The book Emerald: Modern Gemmology is the first one to take a comprehensive look at emerald since the 1981 publication...
Gems – Pierres Précieuses
Estimated reading time: 5 minutes
In collaboration with Van Cleef & Arpels, the Muséum National d’Histoire Naturelle, MNHM (National Museum of Natural History) featured...
















