You can read more about the coral here >> Coral

Coral is a hard mineralized skeleton of marine animals composed primarily of calcium carbonate. It calms agitated emotions and brings deep peace. It improves intuition, imagination and visualization, as well as promotes the transfer of knowledge. On a physical level, it strengthens blood circulation and bones, promotes tissue regeneration and nourishes blood cells. It also cures disorders of the spinal canal, gastrointestinal tract and nervous system. In nature, we find several different colors of coral, and the most popular is red.