Smoky Quartz Nugget Bracelet This is one unique specimen

This is one unique specimen

These are caused by various impurities within the mineral as it is forming

similar to the thermal radiation present in a nuclear explosion

This beloved stone possesses a very exciting and unique history

Chemical Formula: SiO₂

Smoky Quartz Nugget Bracelet This is one unique specimenStone: Smoky Quartz Bead: Nugget Average Length: 7 in. Smoky Quartz is a brown gray yellow variety of quartz that contains aluminum impurities that are naturally irradiated by the Earth. This is the same process that occurs to form amethyst, but with a different metal. Its name is derived from the German word "quarz" meaning hard. Quartz can form in trigonal or hexagonal crystal systems depending on the temperature during formation. Crystallized