Gems Lab Certified Alexandrite Stone Excellent Quality 8.25 Ratti / 7.72 Carat Gemstone

Description

Alexandrite is the rare color-change variety of the mineral chrysoberyl. Its rarity is a result of its unlikely chemical makeup. Alexandrite can only form when aluminum and beryllium combine with trace elements like iron, titanium and, chromium. On rare occasion, vanadium may also be present.