Metatron's Cube in turquoise and sterling silver stone bed with amethyst facet cut beaded strand, and an easy pewter clasp is one stunning and powerful piece of functional and healing jewellery. Metatron's Cube is the pattern that all of the 'Platonic Solids" can be formed, which are the building blocks of all life. Turquoise supports communication, creativity and aspects in relation to the 5th chakra or the throat. Amethyst is well know for its healing powers and concentration to balance the 6th chakra or Third Eye. Increase perception. Calms the mind.