“Atypical Beads”: Variations of Two Types of Nuclei
Four atypical bead cultured pearls with variations on two types of nuclei are examined in the Mumbai laboratory.
New Tourmaline Pockets in San Diego County’s Pala District
Luminescent Synthetic Garnet-Like Crystals
Liberian Ruby
A trip to a rural Liberian diamond mining community results in a newly discovered source of corundum.
Forsterite in a Purple Tanzanian Spinel
Enormous Cat’s-Eye Aquamarine
Rare Double Pseudomorph Ikaite-Calcite-Opal
Brenda Smith Jewelry Designs
Sapphire from Montana’s Secondary Deposits, Colombian Emerald Morphology, the 2023 Tucson Shows, and More…
YNY Jewels: Designer Surbhi Pandya
Handcrafted jewelry pieces featuring tanzanite carvings stood out at the GJX show.
Sixth Annual Gianmaria Buccellati Foundation Award Winner
A graduate of GIA’s Jewelry Design program in London is the recipient of the 2022 Gianmaria Buccellati Foundation Award.
Exceptionally Rare Pearls from ECIJA
Ethical Supply Chain Practices in Africa with Virtu Gem
A look at Virtu Gem, a company dedicated to improving artisanal mining practices in Africa.
Gemological Characterization of Montana Sapphire from the Secondary Deposits at Rock Creek, Missouri River, and Dry Cottonwood Creek
Examines the mining history and geological characteristics of the three secondary sapphire deposits in the state of Montana, as well as the properties of these sapphires (unheated and heat-treated).
Plastic Deformation: How and Why Are Most Diamonds Slightly Distorted?
Microscopic Shells in Natural Pearls from Pinctada radiata
Two pearls from Bahrain containing minute shells are examined at GIA’s Mumbai laboratory.
Pinctada radiata Atypical Bead Cultured Pearls from the UAE
GIA’s Mumbai laboratory reports on pearl samples from a culturing experiment by the Suwaidi Pearl Farm in the UAE.
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