Physically, clear crystals are claimed to help stimulate the immune system and balance out your entire body. Quartz is a chemical compound consisting of one part silicon and two parts oxygen. It is silicon dioxide (SiO2). It is the most abundant mineral found at Earth's surface, and its unique properties make it one of the most useful natural substances.
Rock crystal quartz: Transparent "rock crystal" quartz.
Color: Quartz occurs in virtually every color.
Crystal System: Hexagonal
