New Raw Clear Quartz Gemstone Earrings. Sterling Silver or 14k Gold plated Hypoallergenic posts. Handmade in the USA. Clear quartz has the ability to enhance mental clarity, so it can help with emotional stability, and it is popular in meditation and restorative work. It's also often used for manifestation and can help create more focus and clarity around a desire. It is a protective stone and can be used to amplify psychic abilities.