Natural-Looking Inclusions in a Ramaura Synthetic Ruby
Cat’s-Eye Hexagonite
Dance of Light and Color: Painted Labradorite
Unusually Large Flux-Grown Synthetic Sapphire
New Emerald Production from the Curlew Mine, Western Australia
Gemological and Trace Element Characteristics of Cassiterite from Yunling, China
Examines gem-quality cassiterite from southwest China and analyzes trace element chemistry to distinguish it from Bolivian cassiterite.
Square-Shaped Cloud in Diamond
A natural faceted diamond displays a prominent square-shaped cloud under the table.
Micro-Features of Tourmaline
Provides a visual guide to the internal features of tourmaline as well as tourmaline inclusions in other gem hosts.
Gem-Quality Anorthoclase Feldspar from Southeast Vietnam
Characterizes an anorthoclase variety of alkali feldspar found in southeast Vietnam and evaluates its potential for commercial use.
Large Natural Diamonds with Asteriated Cloud Inclusions
Two natural diamonds containing cloud inclusions that resemble stars are examined in the Carlsbad laboratory.
GIA Student Design Showcase
A GIA student from the New York campus receives recognition for a necklace design featuring diamonds, lavender jade, and akoya pearls.
Seventh Annual Gianmaria Buccellati Foundation Award Winner
A graduate of GIA’s Jewelry Design program in Taiwan is the recipient of the 2023 Gianmaria Buccellati Foundation Award.
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