Lemon Quartz Jewelry A dazzling yellow crystal, lemon quartz is said to have very positive healing properties. It boosts creativity and optimism as well as signifying well-being. Due to its color, lemon quartz is often associated with clarity, communication and happiness. It is thought to help enhance a lucid focus on your thoughts, leading to a clear, bright outlook that can help you achieve your goals. A large piece of lemon quartz offers gentle energy. Wearing it is said to help dissolve depression and anxiety.