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. For Chakras –Crown Chakra For Zodiac – All Birth Signs Planet – Sun Element – All (Earth/Fire/Air/Water) Typical Colours – Pure Quartz Is Colourless Or White Clear Quartz Is Known As The “Master Healer” And Will Amplify Energy.