Light emanates seven major rays that have varying wavelengths. Gems are the manifestation of cosmic light. Each gem has a special color that works as a prism to concentrate and focus light into one's body. It is a scientifically known fact that out body is composed of cosmic radiation and seven colors. Th balance of these colors in our body is disturbed over time.
Colors heal because of certain molecular reactions that occur in the organs due to light.
Gems if chosen scientifically provide radiation, which are beneficial for the body. The first is at the base of the spine. The second, in the spleen and sexual organs. The third is identified with the solar plexus. The fourth is located in the heart.