Diamonds Brazilian Diamond Find Remarkable Morphology A Follow-Up on the 64.83-ct D Diamond Sold at Christie's Colored Stones The 21st International Gemmological Conference More on Brazilian Alexandrites Colorado Amethyst Find The "Lowell" Effect in Amethyst Trapiche Emerald Crystal "The Stellenbosch Gem Index" Double Phenomenon in Sapphire Tausonite: A New Mineral Transparent Gem Thaumasite Topaz from New Hampshire Synthetics Check Your Filter Announcements Diamond Jubilee at L.A. Natural History Museum World Gems Expo Commission on Gem Materials Meets in Brazil To view the full section, download the PDF above.
Diamonds Brazilian Diamond Find Remarkable Morphology A Follow-Up on the 64.83-ct D Diamond Sold at Christie's Colored Stones The 21st International Gemmological Conference More on Brazilian Alexandrites Colorado Amethyst Find The "Lowell" Effect in Amethyst Trapiche Emerald Crystal "The Stellenbosch Gem Index" Double Phenomenon in Sapphire Tausonite: A New Mineral Transparent Gem Thaumasite Topaz from New Hampshire Synthetics Check Your Filter Announcements Diamond Jubilee at L.A. Natural History Museum World Gems Expo Commission on Gem Materials Meets in Brazil To view the full section, download the PDF above.
