Chemical Composition: Silicon Dioxide
Occurrence: Smoky Quartz can vary from grey to warm brown, light and clear to an almost "solid" looking black/brown. The coloration is due to natural radiation occurring in its environment. (Quartz crystals are also irradiated in the lab to create the smoke color, but it is not recommended.) Crystals can also be smoky in color from the presence of sodium. Excellent specimens are currently found in Brazil, Switzerland, the Himalayas, and Mexico. In the U.S., fine elestials and sceptors are found in Nevada, and other sites include Arkansas, California, and Colorado.
Metaphysical Properties: Dissipates negativity. Balances energies of mind and body. Good for meditation. Protective and grounding stone. Enhances dream awareness and channeling abilities. Mitigates depression, is mildly sedative and relaxing.
Corresponding Astrological Signs: Capricorn, Virgo and Sagittarius