This beautiful Clear Quartz Ball Point Pendulum comes with metal pendulum chain is approximately 24cm long with size of a Clear Quartz crystal is approximately 4.5cm . Clear Quartz Healing Properties. Clear Quartz is also known as Crystal Quartz or Rock Crystal. It is a natural form of silicon dioxide and is a 10th Anniversary gemstone. Clear Quartz is known as the "master healer" and will amplify energy and thought, as well as theeffect of other crystals.