A ruby is a pinkish red to blood-red coloured gemstone, a variety of the mineral corundum.  Ruby is the most valuable variety of the corundum mineral species, which also includes sapphire. The finest rubies come from Burma (Myanmar). They are also mined in Afghanistan, Australia, Cambodia, India, Madagascar, Malawi, Mozambique, Pakistan, Sri Lanka, Tanzania, Thailand, the United States, and Vietnam. His gemstone is known to restore vitality, improve eyesight, and enhance blood circulation in the body.