The name beryl Stone is of the Ancient Greek “beryllos” which was originally applied to all green gemstones but later used only for beryl. Beryls are hard minerals consisting of beryllium aluminum silicate. The most famous variety of beryl is emerald. Beryl is also the principal source of beryllium, which is used in the manufacture of light-weight metal alloys of high tensile strength and superior hardness and fatigue resistance. Beryls are popular gemstones, and not only because of their gorgeous colours, they also convince because of their high brilliance and their excellent hardness. Beryls are some of the most valuable of all the colored gemstone