Understanding the unique composition of the Citrine crystal stone will help you connect more deeply with its high frequencies. The Citrine crystal stone is a type of transparent quartz composed of silicon dioxide, which is also found in the human body. This is why its vibrations easily resonate with our natural energy. It also gets its trigonal shape from a unique crystal formation; the yellow tint comes from its iron content. Citrine can be found in a variety of shapes and sizes for use as jewelry or larger pieces for placing in your home.