Smoky quartz belongs to the quartz family and is a variety of rock crystal. Its unique brown color is the result of cosmic radiation. Nowadays, it is also possible to transform rock crystal into smoky quartz by means of X-rays. The most beautiful smoky quartz comes from the Swiss Alps, Colorado and Brazil. The Romans believed that smoky quartz could restore a person’s zest for life after a period of great suffering. The Arabs regarded it as a stone that represented loyalty and friendship. Smoky quartz is said to support people engaged in self-development, and to help them overcome fear, anxiety and depression. It is believed to assist people in getting grounded, facilitating meditation and increasing their sense of responsibility. In the field of gemstone therapy, smoky quartz is used to cure abdominal diseases. It is also said to protect against harmful radiation.