Pendant sizes: A: 52mm x 8.7mm including bail B: 50mm x 8.4mm including bail (Conversion: 2.5cm = 25mm = approx. 1″ inch) Personalise this necklace with your choice of Add On birthstone or charm. Gemstone pendants are packaged in a lovely randomly chosen gift pouch with a description card, ready to give or keep for yourself! Clear Quartz – can be used to amplify both body energy and thoughts. Quartz is said to bring the energy of the stars into the soul. It can be used to communicate with minerals, plants, animals and intelligent forces outside of the physical dimension. Quartz crystal can be used to facilitate both speaking with and receiving information from the spiritual and other worldly masters, teachers and healers. Quartz crystal can be used to clear and activate the energy centers of the body. It attunes well to the heart chakra and responds well at the third-eye (or brow) chakra.