Rough Gem Charm Earrings - Diamond Quartz - SilverDIAMOND QUARTZ Harmony, Connection, Amplification This magnificent hexagonal crystal, with its double termination, has the ability to emit and receive energies simultaneously and is an excellent stone for linking people who are physically apart. Partnered with other gemstones, Diamond quartz also has the unique gift of enhancing and amplifying their healing properties, making them infinitely more effective.