Mineral - Cobalt Aura Quartz

Name Quartz Aura Cobalt
Class Silicates
Category Treated Quartz
Crystal system Hexagonal
Chemical composition Silicon dioxide (SiO₂) coated with cobalt and titanium vaporized in a laboratory
Hardness (Mohs scale) 7
Transparency Transparent to iridescent, bluish to violet reflections
Geographical origin Natural base from Brazil, treatment mainly carried out in the United States or Europe