There are a whole host of crystals, available from Vikki Gadd, that are suitable for helping in the relief of stress and anxiety. As well as the already-mentioned Amethyst, the following crystals are great for relieving stress; Blue Lace Agate, Rose Quartz, Clear Quartz, Lepidolite, Shungite, and many more. There are a multitude of other crystals hugely suitable for relieving stress.