Hand Carved Buddha Terrahertz Polished CrystalTerahertz(THZ) is an artificial man made gemstone first discovered by Japanese scientists. It is made up of silicon and produces a high oscillation frequency and has thermal conductivity. It emit infrared and negative ion energy also known as terahertz radiation, which regulates body energy flow. Thus it is helpful for meditation and breathing exercises. A Terahertz gemstone is a powerful stone with the ability to protect the human body from