Irradiated HPHT-Grown Diamonds with Blue-Green Color Zonation
Green Haüyne
Colored Bands in CVD-Grown Diamond
Splendors from the Deep: Historic Treasures from a Spanish Shipwreck
Interesting Metallic Platelets in Morganite
Fireworks Display in Russian Emerald
The inclusion scene in a Russian emerald resembles fireworks illuminating a night sky.
Scenes from 90 Years of Gems & Gemology
“Rose” Quartz
Rare Musgravite Crystal in Green Sapphire
Iridescent Tubes in Pezzottaite
A large purplish pink pezzottaite with growth banding and tube inclusions is examined in the Carlsbad laboratory.
Zoned Trapiche Emerald with Goshenite Overgrowth
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