Aquamarine from a New Primary Deposit in Mexico
Examination of aquamarine samples from a new primary deposit in San Luis Potosí, northern Mexico.
Mysterious Iridescence in Aquamarine
A rough aquamarine crystal shows an unexpected phenomenon.
Aquamarine with Unusually Strong Dichroism
This aquamarine's most striking feature was its unusually strong dichroism, displaying very deep blue and pale bluish green colors.
Aquamarine from Pakistan
A gemological investigation of the aquamarine that has emerged from northern Pakistan in recent years.
Gems and Minerals from the Subarctic
Circumnavigate the boreal reaches of the globe to explore gems from polar regions.
Jewelry Television in Tucson
A look at JTV’s history, current activities, and impact on the industry.
Green-Blue Maxixe-Type Beryl
A transparent greenish blue pear-shaped gemstone, reportedly from Madagascar, is discovered to be a Maxixe-type 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.
Michael Dyber’s Innovative Gem Carving
Michael Dyber discusses his approach to gem carving.
Multi-Generation Cutting Family from Idar-Oberstein
Alexander Arnoldi explains the strategy of Arnoldi International and provides an update on some new high-quality materials.