Research Article Search Results
Observations on GE-Processed Diamonds: A Photographic Record
Glassy Melt Inclusions in Sapphires from Montana
Two-phase inclusions are investigated in alluvial sapphires from deposits in Montana.
Identifying Gem-Quality Synthetic Diamonds: An Update
An Era of Sweeping Change in Diamond and Colored Stone Production Markets
The diamond, colored stone, and pearl businesses have witnessed unprecedented change since the turn of the 21st century.
Emeralds from the Fazenda Bonfim Region, Rio Grande do Norte, Brazil
In 2006, emeralds were discovered in the Fazenda Bonfim region of northeastern Brazil.
From Single Source to Global Free Market: The Transformation of the Cultured Pearl Industry
Over the past 15 years a combination of market forces, environmental events, and scientific research has radically changed the cultured pearl industry.
Suggested Reading on Diamond Inclusions
Cutting Diffraction Gratings to Improve Dispersion (“Fire”) in Diamonds
D-Color Natural IIa Diamond with Walstromite Inclusion
The Santa Terezinha De Goias Emerald Deposit
Emeralds of the Panjshir Valley, Afghanistan
Natural Shell Blisters and Blister Pearls: What’s the Difference?
GIA researchers explore the differences between whole, blister, and shell blister pearls in this study using 33 samples from Pinctada maxima mollusks recovered off Broome, Australia.




