Golden beryl gets its yellow coloring from small deposits of iron. Other forms of Beryl are Aquamarine, Morganite, Bixbite, Goshinite, and Emerald. It has a hardness of 7.5-8 on the mohs scale and a specific gravity of 2.76. This beautiful piece of golden Beryl from Brazil weighs 81.46cts measures 45x20x15mm and is eye clean.