One Black Obsidian Engraved Palm stone. Engraved with the flower of life design. Due to the shape of the palm stone the engraving may not be perfect but it's close. Sizes range from 2.25-2.5" long and 1.25-1.5" wide. Black obsidian is a powerful cleanser of psychic smog created within your aura, and is a strong psychic protection stone. It has powerful metaphysical properties that will shield you against negativity, and their energy may stimulate the gift of prophecy.