Verneuil Synthetic Corundum • Dangerous Curves
Virtually all gemologists are aware of the curved growth lines and gas bubbles in Verneuil (flame-fusion) synthetic corundum, but few understand exactly why they occur and how they are distributed in these stones. This article clarifies these important identifying features.
The Internal World of Gemstones — Pala international
Pala International is home to some of the planet’s finest gems, precious stones and mineral specimens. Here you will find colored stones of every persuasion, including fine Burma ruby, Burma sapphire, Ceylon sapphire, Kashmir sapphire, alexandrite, cat’s eye, tourmaline (including rubellite tourmaline), spinel, garnets such as tsavorite, demantoid, rhodolite and spessartite, imperial topaz, aquamarine, emerald, and a plethora of others. Palagems.com also features educational articles…