Get the attractive collection of Engraved Reiki Symbol On Blue Onyx Slice.Onyx Slice is one of the most auspicious, important and powerful yantras. It is capable of bestowing totality in life. Shree Yantra symbolises a total of 2816 energies or Goddesses and worshipping this yantra means worshipping all these energies. Place the order at Natural Agate today.