These genuine quartz beads have been dyed blue to look like much pricier Zambian aquamarine. Add these lovely blue gemstone beads to your jewelry creations for a unique look! As with all macrocrystalline quartz, these semiprecious beads contain crystals that are visible to the naked eye. Quartz is said to be the universal healing stone. It is purported to help healers clarify what needs to be healed or balanced, and to assist in the transformation. Quartz crystals are reputed to promote hope, happiness, and optimism while awakening us to the beauty of nature.