Turquoise Rings
One of the most famous gemstone in India, a Turquoise is known by its own name but rather known by the gemstone worn by actor Salman Khan in his bracelet. This sky blue coloured exquisite gemstone is a Phosphate mineral with a composition of aluminium and hydrous phosphate copper. Mined in the countries like Turkey, Austin, New Mexico, Iran, Nevada and Arizona, a Turquoise carries a hardness of 5 to 7 out of 10 on the Moh’s Scale of hardness.