2.1" Dark Smoky Quartz Crystal - Brazil
This is a beautiful dark smoky quartz crystal from Minas Gerais, Brazil. The color is natural and the crystal has not been heated, treated, or polished.
Smoky quartz is a grey-brown to black variety of quartz. This common name is derived from from the appearance of smoke within the quartz crystal. Dependent on the location and the chemicals present during formation, smoky quartz can appear opaque black, however it’s typically translucent to some extent. It’s believed that the quartz gains this color from a combination of natural irradiation and aluminum impurities.