Aquamarine [Be3Al2SiO6] is the greenish-blue to the blue variety of Beryl. Aquamarine is a Beryllium aluminum silicate mineral and is in the Cyclosilicates subcategory of Silicate minerals. It forms beautiful crystals that can be quite large and totally transparent. Unlike Emerald, Aquamarine can form in stunning flawless crystals. They create some of the most beautiful […]