ALL MERKABAS MARKED DOWN TO $2.50 FROM $4.50! WHILE SUPPLIES LAST! Merkaba Crystals are star tetrahedrons that consist of two interpenetrating three-sided pyramids. Symbolically, they link the mind, heart, and body to produce the "Merkaba effect," an energy field or light body.The word Merkaba comes from ancient Egypt and its meaning is derived from : MER (rotating fields of light), KA (spirit), and BA (soul). A Merkaba activates the protective love of the universe and awakens, heals and transforms on the spiritual, physical, mental, and emotional levels. They are very powerful healing and transformational tools and can also be used on grids, if desired.