Beryl Crystal in Fluorite
A purple fluorite contains an elongate, rod-shaped beryl crystal.
Dyed Green Beryl
A step-cut beryl is dyed to simulate emerald.
Unusual Growth Zoning in Beryl
A striking aquamarine specimen showed a strongly saturated secondary growth layer.
Ancient Tourmaline and Beryl from Afghanistan
Examination of a large private collection of beads and carvings from antique excavations, assembled in the 1970s by a collector in Afghanistan.
Nonfading Maxixe-Type Beryl?
A "nonfading" specimen was examined and proved to be the typical fading Maxixe-type deep blue beryl.
Aquamarine, Maxixe-Type Beryl, and Hydrothermal Synthetic Blue Beryl: Analysis and Identification
Aquamarine, Maxixe-type (irradiated) beryl, and two types of hydrothermally grown synthetic blue beryl currently available in the marketplace were investigated by various gemological methods.
Green-Blue Maxixe-Type Beryl
A transparent greenish blue pear-shaped gemstone, reportedly from Madagascar, is discovered to be a Maxixe-type beryl.
Beryl and Glass Assemblage Imitating Emerald
An unusual assembled stone is examined at GIA’s New York lab.
Seeing Red: The World of Rubies
GIA at the Myanmar International Gems & Jewellery Expo, February 8-10
Treated Fancy Red Diamond
Examines a 2.14 ct oval-cut diamond, graded as Fancy red, whose red color was produced through a combination of high-presssure, high-temperature (HPHT) treatment and irradiation plus annealing.